Glossary of Meteorology
Total terms: 12307
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A
- A Scope
- A Scopes
- A-display
- A/D converter
- AABW
- AAMW
- ab-polar current
- abatement
- abbreviated ship code
- abduction
- Aberwind
- ABI
- abiotic
- ABL
- ablation
- ablation area
- abnormal
- Abnormal Refraction
- abnormality
- Abroholos
- Abrolhos squalls
- abscissa
- absolute
- absolute altitude
- absolute angular momentum
- absolute annual range of temperature
- absolute cavity radiometer
- Absolute Cavity Radiometers
- absolute coordinate system
- absolute drought
- absolute extremes
- Absolute Humidity
- absolute instability
- absolute instrument
- absolute isohypse
- Absolute Linear Momentum
- absolute momentum
- absolute monthly maximum temperature
- absolute monthly minimum temperature
- Absolute Potential Vorticity
- Absolute Radiation Scale
- Absolute Reference Frame
- absolute refractive index
- absolute stability
- absolute standard barometer
- absolute temperature extremes
- absolute temperature scale
- absolute velocity
- absolute vorticity
- absolute zero
- absorbance
- absorbed solar radiation
- absorptance
- absorption
- absorption band
- Absorption Bands
- absorption coefficient
- Absorption Coefficients
- absorption cross section
- Absorption Cross Sections
- absorption hygrometer
- absorption line
- Absorption Lines
- absorption loss
- absorption optical thickness
- absorption spectrum
- absorptivity
- abstraction
- ACC
- accelerated erosion
- Acceleration
- Acceleration Of Gravity
- accelerometer
- acceptance capacity
- acceptance region
- accessory cloud
- Accessory Clouds
- acclimation
- acclimatization
- Accommodation Coefficient
- accretion
- accumulated cooling
- accumulated temperature
- accumulation
- accumulation area
- accumulation mode
- accumulation rain gauge
- accumulation zone
- Accumulative Rain Gauge
- accuracy
- acdar
- acetaldehyde
- acetic acid
- acetone
- acetonitrile
- acetylene
- acicular ice
- acid deposition
- Acid Dew
- acid fog
- Acid Frost
- Acid Hail
- Acid Haze
- acid pollution
- Acid Precipitation
- acid rain
- Acid Snow
- acidity of water
- acidity profile
- aclinic line
- acoustic array
- acoustic backscattering
- acoustic dispersion
- acoustic Doppler current profiler
- acoustic echo sounding
- acoustic imaging
- acoustic impedance
- acoustic intensity
- acoustic lens
- acoustic ocean current meter
- acoustic pressure
- acoustic radar
- acoustic rain gauge
- acoustic reflection profiling
- acoustic reflectivity
- acoustic refraction
- acoustic resonance
- acoustic reverberation
- acoustic scattering
- acoustic scintillation
- acoustic signature
- acoustic sounding
- acoustic thermometer
- acoustic tomography
- acoustic transducer
- Acoustic Transducers
- acoustic transponder
- acoustic velocimeter
- acoustic wave
- Acoustic Waves
- acoustic–gravity wave
- acre-foot
- acrolein
- actinic
- Actinic Balance
- actinic flux
- Actinic Rays
- actinogram
- actinograph
- actinometer
- Actinometers
- actinometry
- actinon
- activated complex theory
- activation energy
- active basin area
- active cloud
- active front
- active layer
- Active Network
- active nitrogen
- active permafrost
- Active region
- active site
- active system
- activity
- activity coefficient
- actual elevation
- actual evaporation
- Actual Evapotranspiration
- actual pressure
- actual time of observation
- adaptability
- adaptation luminance
- adaptation strategies
- adaptive grid
- adaptive observational network
- adaptive observations
- ADCP
- ADEOS
- adfreezing
- adhesion efficiency
- adhesive water
- adiabat
- Adiabatic
- adiabatic atmosphere
- adiabatic chart
- Adiabatic Condensation Point
- Adiabatic Condensation Pressure
- Adiabatic Condensation Temperature
- Adiabatic Cooling
- Adiabatic Diagram
- adiabatic equilibrium
- Adiabatic Equivalent Temperature
- Adiabatic Expansion
- Adiabatic lapse rate
- Adiabatic Lapse Rates
- Adiabatic process
- Adiabatic Processes
- adiabatic saturation point
- adiabatic saturation pressure
- adiabatic saturation temperature
- adiabatic temperature changes
- adiabatic temperature gradient
- adiabatic trial
- Adiabatic Wet Bulb Temperature
- adiabatically enclosed system
- Adiabats
- adjoint assimilation
- adjoint equation
- adjoint model
- Adjoint Models
- adjoint sensitivity
- adjustable cistern barometer
- admissible concentration limit
- adret
- adsorption
- adsorption isotherm
- Advanced Baseline Imager
- Advanced Earth Observing Satellite
- Advanced microwave sounding unit
- Advanced TIROS-N
- Advanced Very High Resolution Radiometer
- advection
- advection fog
- advection frost
- Advective Acceleration
- advective change of temperature
- advective model
- advective region
- Advective Term
- advective thunderstorm
- advective-gravity flows
- advisory
- advisory area
- Advisory Forecast
- AE
- aeolian
- Aeolian Sounds
- aeolian tones
- aeration
- aerial
- aerial perspective
- AERO code
- aerobiology
- Aerodrome Elevation
- Aerodrome Forecast
- aerodrome meteorological minima
- aerodynamic
- aerodynamic balance
- aerodynamic force
- aerodynamic resistance
- Aerodynamic roughness length
- Aerodynamic Trail
- Aerodynamic Trails
- aerodynamically rough surface
- aerodynamically smooth surface
- aerodynamics
- Aerogram
- aerograph
- aerography
- aerologation
- aerological analysis
- aerological days
- Aerological Diagram
- aerological station
- aerological table
- aerology
- aerometeorograph
- aeronautical climatology
- aeronautical meteorological service
- aeronautical meteorological station
- aeronautical meteorology
- aeronomy
- Aerosol
- aerosol optical depth
- Aerosol size distribution
- Aerosols
- Aerospace Meteorology
- aerostatic balance
- aestival
- aestivation
- Afer
- afghanets
- African Easterly Wave
- African jet
- Africo
- afterglow
- afterheat
- afternoon effect
- aftersummer
- age
- Age Of The Tide
- ageostrophic advection
- ageostrophic wind
- agglomeration
- aggregation
- aggressive water
- agnostic chart
- agonic line
- agricultural climatology
- agricultural drought
- agricultural meteorological station
- agricultural meteorology
- agro-met station
- agroclimatic index
- Agroclimatology
- agrometeorological forecasting
- Agrometeorological Station
- Agrometeorology
- Agulhas Current
- Agulhas Stream
- Air
- air acoustic ranging sensor
- Air Conductivity
- air current
- Air Currents
- air discharge
- Air Discharges
- air drainage
- Air Freezing Index
- air hoar
- air line correction
- air mass
- Air Masses
- air meter
- Air parcel
- Air Parcels
- air pocket
- Air Poise
- air pollutants
- air pollution
- Air Pollution Alert
- air pollution control
- air pollution episode
- air pollution meteorology
- air quality criteria
- air quality standards
- air report
- Air Resistance
- air sampler
- Air Shower
- air temperature
- Air Temperatures
- Air Thawing Index
- air toxins
- air trap
- air-line sounding
- air-line well
- air–earth conduction current
- air–earth current
- air–fuel ratio
- air–sea interaction
- airborne expendable bathythermograph
- airborne fraction
- airborne particulates
- airborne weather radar
- aircraft ceiling
- Aircraft Charge And Or Charging
- aircraft electrification
- aircraft ice accretion
- aircraft icing
- aircraft meteorological station
- aircraft observation
- aircraft report
- aircraft sounding
- aircraft thermometry
- aircraft turbulence
- aircraft weather reconnaissance
- aircraft-to-satellite data relay
- AIREP
- airfield color code
- Airframe Icing
- airglow
- airlight
- airlight formula
- airmass analysis
- airmass classification
- airmass climatology
- airmass modification
- airmass precipitation
- airmass shower
- Airmass Showers
- airmass source region
- Airmass Thunderstorm
- airplane observation
- airport elevation
- airport forecast
- Airport Height
- airshed model
- airspeed
- airway
- Airways Code
- Airways Forecast
- Airways Observation
- airways shelter
- Aitken dust counter
- Aitken nucleus
- Aitken Nucleus Counter
- alarm level
- Alaska Current
- Alaskan Stream
- albedo
- albedometer
- Alberta clipper
- Alberta low
- Alcohol In Glass Thermometer
- Alcohol Thermometer
- aldehydes
- Aleutian Current
- Aleutian low
- Alexander's dark band
- Alfven Wave
- Alfvén wave
- Algerian Current
- algorithm
- aliasing
- alidade
- Alignment Chart
- alimentation
- Alisov's classification of climate
- alkalinity
- alkanes
- alkenes
- alkylperoxy radicals
- alkynes
- All-hallown summer
- all-sky photometer
- all-weather airport
- Allard's law
- allerheiligenwind
- allobaric
- allohypsography
- allowed transitions
- alluvial
- alluvial aquifer
- almanac
- Almeria–Oran front
- almwind
- aloegoe
- along-slope wind systems
- along-valley wind systems
- along-valley winds
- aloup de vent
- Alpach
- alpenglow
- alpha particle
- Alpha Particles
- alpha ray
- alpine glacier
- alpine tundra
- Altanus
- Alter shield
- alternate airport
- alternate forecast
- alternating unit tensor
- alti-electrograph
- altigraph
- altimeter
- altimeter corrections
- altimeter equation
- altimeter setting
- altimeter-setting indicator
- Altimeters
- altimetry
- altithermal period
- altitude
- altocumulus
- Altocumulus Castellanus
- Altocumulus Duplicatus
- Altocumulus Floccus
- Altocumulus Lacunaris
- Altocumulus Lacunosus
- Altocumulus Lenticularis
- Altocumulus Opacus
- Altocumulus Perlucidus
- Altocumulus Radiatus
- Altocumulus Stratiformis
- Altocumulus Translucidus
- Altocumulus Undulatus
- altostratus
- Altostratus Duplicatus
- Altostratus Opacus
- Altostratus Radiatus
- Altostratus Translucidus
- Altostratus Undulatus
- aluminum oxide humidity element
- ambient air
- ambient pressure
- ambient temperature
- ambiguity function
- ammonia
- ammonification
- ammonium chloride
- ammonium ion
- ammonium nitrate
- ammonium sulfate
- amorphous clouds
- amorphous frost
- amorphous sky
- amount of precipitation
- amphidrome
- Amphidromic Point
- Amphidromic Region
- amplitude
- amplitude modulation
- amplitude spectrum
- amplitude-modulated indicator
- Amplitudes
- Amsu
- Anabaric
- anabatic
- Anabatic Front
- anabatic wind
- Anabatic Winds
- Anadyr Current
- anaerobic condition
- anafront
- Anallobar
- anallobaric
- Anallobaric Center
- analog
- analog climate model
- analog method
- analog model
- analogs
- analogue
- analysis
- analysis of variance
- analyzed chart
- Analyzed Map
- Anaprop
- anchor balloon
- anchor ice
- anelastic approximation
- anemoclinometer
- anemometer
- anemometer level
- Anemometers
- anemometry
- anemoscope
- anemovane
- aneroid
- aneroid barograph
- aneroid barometer
- aneroid capsule
- Aneroidograph
- angel
- angin
- angle of arrival
- Angle Of Elevation
- angle of incidence
- Angle Of Minimum Deviation
- angle of reflection
- angle of refraction
- Angola Current
- Angola–Benguela front
- angstrom
- Angstrom Compensation Pyrheliometer
- Angstrom Pyrgeometer
- Angstrom Turbidity Coefficient
- angular drift
- Angular Frequency
- angular momentum
- angular resolution
- angular spreading
- angular velocity
- angular velocity of the earth
- angular wavenumber
- angular-momentum balance
- angular-spreading factor
- angularity correction
- anhyetism
- anisotropic
- anisotropy
- anniversary winds
- annual cycle
- annual exceedance series
- annual flood
- annual flood series
- annual maximum series
- annual minimum series
- annual range
- annual runoff
- annual series
- annual storage
- anomalous
- Anomalous Dispersion
- anomalous propagation
- anomalous refraction
- Anomaly
- anomaly correlation
- Anomaly Of Geopotential Difference
- antarctic air
- antarctic anticyclone
- Antarctic Bottom Water
- Antarctic Circle
- Antarctic Circles
- Antarctic Circumpolar Current
- Antarctic Circumpolar Water
- Antarctic Climate
- Antarctic Convergence
- antarctic divergence
- antarctic front
- Antarctic High
- Antarctic Ice Sheet
- Antarctic Ice Sheets
- Antarctic Intermediate Water
- antarctic ozone hole
- Antarctic Polar Front
- Antarctic Polar Vortex
- antarctic sea smoke
- antarctic stratospheric vortex
- Antarctic Surface Water
- Antarctic Zone
- antecedent
- antecedent precipitation index
- antecedent soil moisture
- antenna
- antenna feed
- antenna gain
- antenna limit
- antenna pattern
- antenna temperature
- Antennas
- anthelic arcs
- anthelion
- anthropoclimatology
- anthropogenic
- anthropogenic climate change
- anthropogenic emissions
- anthropogenic heat
- Anti Mountain Wind
- Anti Valley Wind
- anti-icing
- anti-sea breeze
- Anticorona
- Anticrepuscular Arch
- anticrepuscular rays
- anticyclogenesis
- anticyclolysis
- anticyclone
- Anticyclones
- anticyclonic
- Anticyclonic Bora
- anticyclonic circulation
- Anticyclonic Phase
- anticyclonic rotation
- anticyclonic shear
- antihail rocket
- Antilles Current
- antilog
- Antineutron
- Antiparticle
- antipleion
- antiproton
- antisolar point
- antitrades
- Antitwilight
- antitwilight arch
- Anvil
- anvil cloud
- Anvil Dome
- AP
- Ap index
- apaapaa
- aperiodic
- aperture
- aperwind
- aphelion
- Apheliotes
- Api
- apob
- apocenter
- Apogean Range
- apogean tide
- apogean winds
- apogee
- apparent force
- apparent gravity
- apparent groundwater velocity
- apparent horizon
- apparent solar day
- apparent stress
- Applications Technology Satellite
- applied climatology
- applied hydrology
- applied meteorology
- approach channel
- approach velocity
- approach visibility
- approach-light contact height
- APT
- Aqueous Vapor
- aquiclude
- Aquicludes
- aquifer
- aquifer system
- aquifer test
- Aquifers
- aquifuge
- aquitard
- Aquitards
- aracaty
- Arago distance
- Arago point
- Arakawa Jacobian
- arc cloud
- Arc Cloud Line
- Arc discharge
- Arched squall
- Archimedes's principle
- arcs of Lowitz
- arctic air
- Arctic Anticyclone
- Arctic Blackout
- Arctic Bottom Water
- Arctic Circle
- Arctic Climate
- arctic desert
- arctic front
- arctic haze
- arctic high
- Arctic Intermediate Water
- arctic mist
- arctic pack
- Arctic Polar Front
- arctic sea smoke
- arctic stratospheric vortex
- Arctic Surface Water
- arctic tree line
- Arctic Zone
- arctic-alpine
- arcticization
- arcus
- Ardc Model Atmosphere
- area average
- area forecast
- Area Forecasts
- Area Of High Pressure
- area of influence
- area–elevation curve
- areal precipitation
- areal reduction factor
- ARFOR
- ARFOT
- argon
- Argos
- arheic
- Arid Climate
- Arid Climates
- arid zone
- arid-zone hydrology
- aridity
- aridity coefficient
- aridity index
- arithmetic mean
- ARMET
- armouring
- aromatic hydrocarbons
- Arrhenius equation
- Arrhenius Expression
- arroyo
- ARS
- artesian aquifer
- artesian basin
- Artesian Ground Water
- artesian well
- artificial climate
- artificial control
- Artificial horizon
- artificial ice nucleus
- artificial intelligence
- artificial precipitation
- artificial recharge
- ascendent
- ascending node
- Ascending Nodes
- ASDAR
- ash
- ash devils
- aspect
- aspect ratio
- aspirated thermometer
- aspiration condenser
- aspiration meteorograph
- aspiration psychrometer
- Aspiration thermograph
- aspirator
- aspre
- Assimilation
- Assmann psychrometer
- Astronomical horizon
- astronomical refraction
- Astronomical Scintillation
- Astronomical Seeing
- Astronomical Theory Of Climate Change
- astronomical twilight
- asymmetry factor
- Asymptote Of Convergence
- Asymptote Of Divergence
- asymptotic expansion
- asynchronous communication
- asynoptic observation
- Athos fall wind
- Atlantic Water
- atmidometry
- atmometer
- Atmometers
- atmometry
- atmoradiograph
- atmosphere
- atmosphere–mixed layer ocean model
- atmosphere–ocean interaction
- Atmospheres
- atmospheric attenuation
- Atmospheric Boil
- Atmospheric boundary layer
- atmospheric chemistry
- atmospheric circulation model
- atmospheric correction
- atmospheric demand
- atmospheric disturbance
- Atmospheric Duct
- Atmospheric ducting
- atmospheric dust
- atmospheric dynamics
- atmospheric electric field
- atmospheric electricity
- Atmospheric Interference
- atmospheric ionization
- atmospheric layer
- atmospheric model
- Atmospheric Noise
- atmospheric optics
- atmospheric oscillation
- atmospheric ozone
- Atmospheric phenomenon
- Atmospheric Physics
- atmospheric polarization
- Atmospheric Pollution
- atmospheric pressure
- atmospheric radiation
- atmospheric radiation budget
- atmospheric refraction
- atmospheric region
- Atmospheric river
- atmospheric science
- atmospheric shell
- atmospheric sounding
- Atmospheric Soundings
- atmospheric thermodynamics
- atmospheric tide
- Atmospheric Tides
- atmospheric transport
- Atmospheric Turbulence
- atmospheric water budget
- atmospheric wave
- Atmospheric window
- atmospherics
- ATN
- atomic number
- ATS
- attached thermometer
- attachment
- attenuation
- Attenuation coefficient
- Attractor
- audibility zone
- aufeis
- Aura
- aureole
- Aurora
- aurora australis
- aurora borealis
- aurora polaris
- auroral arc
- auroral bands
- auroral corona
- auroral curtains
- Auroral Draperies
- Auroral oval
- auroral rays
- auroral zone
- Auroral Zones
- austausch
- austausch coefficients
- Auster
- Australasian Mediterranean Water
- austru
- autan
- autobarotropic
- autobarotropy
- autoconvection
- autoconvective lapse rate
- autoconversion
- autocorrelation
- Autocorrelation Coefficient
- Autocorrelation Function
- autogenous electrification
- automated search
- automatic data processing
- automatic evaporation station
- automatic gain control
- automatic picture transmission
- automatic station
- automatic tide gauge
- automatic weather station
- Automatic Weather Stations
- autoregressive process
- autoregressive series
- Autovap
- Autumn
- autumn ice
- autumnal
- Autumnal equinox
- auvergnasse
- auxiliary ship
- Auxiliary Ship Station
- auxiliary thermometer
- available head
- available potential energy
- available soil moisture
- available solar radiation
- available storage capacity
- available water
- avalaison
- avalanche
- avalanche wind
- Avalanches
- Average
- average drag coefficient
- average interstitial velocity
- average limit of ice
- average net balance
- average over the spectrum
- average power
- average velocity
- AVHRR
- Aviation Climatology
- aviation forecast
- Aviation Meteorology
- aviation observation
- aviation weather forecast
- aviation weather observation
- Aviation Weather Observations
- Avogadro's law
- Avogadro's number
- avre
- avulsion
- AXBT
- axial symmetry
- axis of anticyclone
- axis of contraction
- axis of depression
- axis of dilatation
- Axis Of Ridge
- Axis Of Trough
- axisymmetric
- axisymmetric flow
- axisymmetric turbulence
- ayalas
- Aygalas
- azimuth
- azimuth resolution
- azimuth scale
- Azimuthal Wavenumber
- Azores Anticyclone
- Azores Current
- Azores Currents
- Azores high
B
- B Scope
- B Scopes
- B Unit
- B-display
- Babinet point
- Babinet's principle
- Back Bent Occlusion
- Back Radiation
- back-sheared anvil
- backdoor cold front
- background field
- background level
- background pollution
- backing
- backing wind
- backlash
- backlobe
- backpropagation
- Backscatter
- Backscattering
- backscattering cross section
- Backstays Of The Sun
- backtracking
- backward chaining
- backward difference
- Backward Scatter
- backward scattering coefficient
- backwash
- backwater
- backwater curve
- Bad I Sad O Bistroz
- Baffin Current
- baffle
- Bagyio
- Bagyo
- Bagyu
- bai
- Bai U Front
- bai-u
- balance
- balance equation
- balance meter
- Balance Of Solar Radiation
- balance year
- Bali wind
- ball lightning
- balling
- ballistic density
- ballonet
- Balloon
- balloon ceiling
- balloon sounding
- Balloons
- ban-gull
- band
- band absorption
- band model
- Banda Sea Water
- banded structure
- bandpass filter
- bandwidth
- bank
- bank storage
- bankfull stage
- banner cloud
- bar
- barat
- barb
- barber
- Barbs
- barchan
- bare ice
- bare soil
- Baric Analysis
- baric topography
- Baric Wind Law
- Barih
- Barines
- barinés
- Barocline
- baroclinic
- baroclinic atmosphere
- baroclinic disturbance
- Baroclinic Flow
- baroclinic forecast
- baroclinic instability
- baroclinic leaf
- baroclinic model
- Baroclinic Torque Vector
- baroclinic wave
- Baroclinic Waves
- Baroclinicity
- baroclinity
- barogram
- barograph
- barometer
- barometer cistern
- Barometer Column
- Barometer Corrections
- barometer elevation
- Barometers
- barometric
- Barometric Altimeter
- barometric characteristic
- Barometric Column
- barometric constant
- barometric correction table
- barometric corrections
- Barometric Errors
- Barometric Gradient
- barometric hypsometry
- Barometric Pressure
- barometric rate
- barometric reduction table
- Barometric Switch
- Barometric Tendency
- barometric wave
- barometry
- baromil
- baroswitch
- barothermograph
- barothermohygrograph
- barotropic
- barotropic atmosphere
- barotropic disturbance
- Barotropic Disturbances
- Barotropic Flow
- barotropic forecast
- barotropic instability
- barotropic model
- barotropic pressure function
- Barotropic Torque Vector
- barotropic vorticity equation
- Barotropic Wave
- barotropy
- barrens
- barrier
- barrier iceberg
- barrier jet
- Barrier Jets
- barrier layer
- barrier theory
- Bars
- barye
- basal sliding
- base flow
- base level of erosion
- base line
- base map
- base width
- Baseflow Recession
- baseflow recession curve
- baseflow storage
- baseline check
- baseline monitoring
- basic flow
- basin
- Basin Accounting
- basin lag
- basin outlet
- basin recharge
- basin response
- basis functions
- Bathy
- Bathymeter
- bathymetric chart
- bathymetry
- bathythermograph
- bathythermograph grid
- bathythermograph print
- bathythermograph slide
- baud
- baud rate
- bay ice
- Bay of Bengal Water
- bayamo
- Bayesian Method
- BDRF
- Beacon
- beaded lightning
- beam
- beam filling
- Beam Pattern
- beam swinging
- beam wind
- Beams
- beamwidth
- Beamwidths
- bearing
- Beat Frequency
- beating
- Beaufort force
- Beaufort Number
- Beaufort weather notation
- Beaufort wind scale
- Beaumont period
- beavertail antenna
- Beer S Law
- Bel
- belat
- bell taper
- Bellamy method
- Bellows
- below minimums
- belt of fluctuation
- beltane-ree
- Beltrami flow
- Bemporad's formula
- Benard Cell
- Bénard cell
- benchmark
- benchmark station
- Benguela Current
- bent-back occlusion
- bentu de soli
- benzene
- benzo-a-pyrene
- Berber
- berg
- Berg wind
- Bergeron classification
- Bergeron–Findeisen process
- bergy bit
- Bering Slope Current
- Bermuda high
- Bernal–Fowler rules
- Bernoulli S Equation
- Bernoulli's theorem
- Besson nephoscope
- Best number
- Best track
- beta drift
- beta effect
- beta gyre
- beta particle
- Beta Particles
- beta plane
- beta ray
- beta spiral
- between layers
- Bhoot
- bhut
- bidirectional reflectance distribution function
- bidirectional reflectance factor
- bidirectional reflection function
- Bidirectional Wind Vane
- biennial ice
- biennial wind oscillation
- bifilar electrometer
- bihemispherical reflectance
- billow cirrus clouds
- billow cloud
- Billow Clouds
- billow wave
- Billow Waves
- bimetallic strip
- bimetallic thermometer
- Bimetallic Thermometers
- bimodal spectrum
- binary code
- binary cyclones
- binomial distribution
- bio-assay
- biochemical oxygen demand
- biochore
- bioclimatograph
- bioclimatology
- biogenic ice nucleus
- biogenic trace gases
- biogeochemical cycle
- biomass burning
- Biometeorology
- biosphere
- biosphere reserves
- bipolar pattern
- birainy climate
- Birazon
- bird burst
- birefringence
- Birkeland currents
- bise
- Bishop S Rings
- Bishop wave
- Bishop's ring
- bistatic
- bistatic radar
- Bistatic Radars
- bit
- bit rate
- bittern
- bivane
- Bize
- Bjerknes S Circulation Theorem
- BL
- black blizzard
- Black Buran
- black fog
- black frost
- black ice
- black northeaster
- black squall
- black storm
- black stratus
- Black Wind
- black-bulb thermometer
- Blackbodies
- blackbody
- blackbody radiation
- blackbody temperature
- Blackout
- Blackthorn winter
- blad
- Blash
- Blaton S Formula
- blaze
- blending height
- Bliffert
- Blind Drainage
- blind rollers
- blink
- blinter
- blip
- blirty
- blizzard
- Blizzards
- Block
- blocking
- Blocking Action
- Blocking Anticyclone
- Blocking high
- Blocking Highs
- blocking oscillator
- Blocking Situation
- blood rain
- blout
- blowby
- blowing dust
- blowing sand
- blowing snow
- blowing spray
- bloxam
- Blue Band
- blue flash
- blue ice
- blue jets
- blue moon
- blue noise
- Blue Sun
- blue-ice area
- bluffart
- blunk
- bochorno
- bodily tides
- body waves
- bog
- bogus observation
- bogus vortex
- bohorok
- boil
- boiling point
- Bolling–Allerod
- bologram
- bolometer
- Bolometers
- Bolon
- Boltzmann's constant
- Bomb
- Bomb cyclone
- bond energy
- book-end vortices
- Boorga
- bora
- bora fog
- bora scura
- boraccia
- Boras
- borasca
- bordelais
- border spring
- bore
- Boreal
- boreal forest
- Boreal Region
- boreal woodland
- boreal zone
- Boreas
- borino
- bornan
- borras
- Bottle Post
- bottle thermometer
- Bottlinger's rings
- bottom current
- bottom friction
- Bottom Ice
- bottom temperature
- bottom water
- Bouguer S Halo
- Bouguer–Lambert law
- Bouguer's law
- boulbie
- boundary conditions
- Boundary currents
- boundary layer
- Boundary Layer Pumping
- boundary layer radar
- Boundary Layer Radars
- Boundary Layer Rolls
- boundary layer separation
- Boundary Layers
- boundary mixing
- boundary of saturation
- boundary-value problem
- bounded weak echo region
- Bourdon tube
- Bourrasque
- Boussinesq approximation
- Boussinesq equation
- Boussinesq number
- bow echo
- Bow Echoes
- Bowen ratio
- box models
- Boyden index
- Boyle Mariotte Law
- Boyle's law
- Boys camera
- BPI pan
- brackish water
- Bragg scattering
- brash
- brave west winds
- Brazil Current
- Brazil Currents
- BRDF
- breadth-first search
- break
- Break Line
- breakdown
- breakdown field
- Breakdown Potential
- breaker
- breaker depth
- Breakers
- Breaking Off Process
- breaking-drop theory
- breaks in overcast
- breakthrough curve
- breakup
- breakup season
- breakwater
- bred modes
- bred vectors
- breeding method
- breeze
- Breezes
- bremsstrahlung
- brenner
- breva
- Brewer–Dobson circulation
- Brewster point
- brickfielder
- bridled-cup anemometer
- briefing
- Briefings
- Brier score
- bright band
- Bright Network
- bright segment
- bright sunshine
- Bright Sunshine Duration
- Brightness
- Brightness Level
- brightness temperature
- brine
- brine slush
- brisa
- Brisa Carabinera
- brisote
- British thermal unit
- Briza
- broad-crested weir
- broadband radiation
- Brocken Bow
- Brocken spectre
- broeboe
- broken
- bromine compounds
- brontides
- brontometer
- brown cloud
- brown snow
- Brownian motion
- Brownian rotation
- brubu
- Bruckner Cycle
- Brückner cycle
- brughierous
- bruma
- Brunt Vaisala Frequency
- Brunt-väisälä frequency
- Bruscha
- brüscha
- Brush Discharge
- bryochore
- BT
- bubble bursting
- bubble gauge
- bubble high
- bubble nucleus
- bubbles
- bubbly ice
- bucket temperature
- bucket thermometer
- Buckingham Pi theory
- budget year
- budgets of atmospheric species
- buffer factor
- BUFR
- buildup index
- bulk average
- bulk heat flux
- bulk method
- bulk mixed layer model
- bulk modulus
- Bulk richardson number
- bulk stable boundary layer growth
- bulk transfer coefficient
- bulk transfer law
- bulk turbulence scale
- bull's eye squall
- bummock
- bumpiness
- Buoy
- buoyancy
- Buoyancy Factor
- buoyancy flux
- buoyancy force
- buoyancy frequency
- buoyancy length scale
- buoyancy subrange
- buoyancy velocity
- buoyancy wave
- buoyancy wavenumber
- Buoyant Convection
- Buoyant Force
- buoyant instability
- buoyant subrange
- buran
- burga
- Burger number
- Burger's vortex
- buria
- Burn area
- burn off
- Burn Scar
- burning index
- burraxka silch
- burster
- bush
- business as usual
- Businger–Dyer relationship
- Buster
- butadiene
- Buys Ballot's law
- BWER
C
- C Band
- C figure
- C index
- C weather
- cabbeling
- cable
- cacimbo
- Caju Rains
- cajú rains
- cake ice
- Cal
- calendar year
- Calf
- calibration
- calibration of an instrument
- calibration tank
- California Current
- California method
- California Norther
- California plotting position
- calina
- Callao Painter
- calm
- calm belt
- Calms
- calms of Cancer
- Calms Of Capricorn
- calorie
- Calories
- calorimeter
- calved ice
- calving
- calvus
- Camanchaca
- Campbell–Stokes recorder
- campos
- Camsin
- Canadian hardness-gauge
- Canary Current
- Canary Currents
- cancellation ratio
- candela
- candle
- candle ice
- Candlemas Eve winds
- Canigonenc
- canopy
- canopy temperature
- Canterbury northwester
- Canting angle
- canyon wind
- cap
- cap cloud
- Cap Clouds
- capacitance rain gauge
- capacity correction
- capacity of the wind
- CAPE
- Cape doctor
- capillarity
- capillarity correction
- capillary action
- capillary collector
- capillary conductivity
- capillary depression
- capillary diffusion
- capillary electrometer
- capillary forces
- capillary fringe
- capillary head
- capillary hysteresis
- capillary interstice
- capillary potential
- capillary pressure
- Capillary Ripple
- capillary rise
- capillary suction
- capillary water
- capillary wave
- Capillary Waves
- capillatus
- capped column
- CAPPI
- capping inversion
- Capping Layer
- captive balloon sounding
- capture
- Carabine
- carabiné
- carbon
- carbon assimilation
- carbon bond mechanism
- carbon budget
- carbon dioxide
- Carbon dioxide atmospheric concentrations
- carbon dioxide band
- carbon dioxide equivalence
- carbon dioxide fertilization
- carbon dioxide fertilizing effect
- carbon disulfide
- carbon monoxide
- carbon pool
- carbon sink
- carbon source
- carbon tetrachloride
- carbon-black seeding
- carbon-film hygrometer element
- carbonyl compounds
- carbonyl sulfide
- carburetor icing
- carcenet
- cardinal temperatures
- cardinal winds
- Caribbean Current
- Carnot cycle
- Carnot Efficiency
- Carnot engine
- carrier
- carrier frequency
- carrier wave
- carry-over
- Cartesian coordinates
- Cartesian tensor
- cascade
- cascade impactor
- cascade of energy
- cascade shower
- cascading water
- case weather
- case-based reasoning
- Cassegrainian mirror
- Cassegrainian telescope
- castellanus
- castellatus
- CAT
- Cat Ice
- cat's nose
- cat's paw
- Catalina eddy
- catalytic converters
- catalytic cycles
- catch
- catchment area
- Catchment Glacier
- cathode-ray oscillograph
- cathode-ray oscilloscope
- cathode-ray radiogoniometer
- cathode-ray tube
- cation exchange capacity
- Cauchy number
- cavaburd
- cavaliers
- caver
- cavity
- cavity radiometer
- CAVOK
- CAVT
- CAVU
- Cavum
- CBL
- CCL
- CCN
- CCS
- cd
- CDR
- ceiling
- ceiling balloon
- Ceiling Balloons
- ceiling classification
- ceiling light
- Ceiling Projector
- ceiling-height indicator
- Ceilings
- ceilometer
- celerity
- celestial equator
- Celestial Horizon
- celestial pole
- Celestial Poles
- celestial sphere
- cell
- Cellini S Halo
- Cells
- cellular circulation
- cellular cloud pattern
- cellular convection
- Celsius temperature scale
- center jump
- center of action
- Center Of Falls
- center of gravity
- Center Of Rises
- centered difference
- centibar
- centigrade temperature scale
- centimeter–gram–second system
- centipoise
- central dense overcast
- central forecasting office
- Central Limit Theorem
- central moment
- central pressure
- central tendency
- central water
- centrifugal force
- centrifugal instability
- Centrifuge Moisture Equivalent
- centripetal acceleration
- ceraunograph
- ceraunometer
- cers
- certainty factor
- cetane
- Cfcs
- CFL
- CFLOS
- Cfr
- cfs
- cgs system
- chaff
- chaff seeding
- chain length
- Chain Lightning
- chain reaction
- chain rule
- challiho
- Chamsin
- Chandui
- chanduy
- change chart
- Change Charts
- change of phase
- change of state
- channel
- channel control
- channel storage
- channeling
- Channels
- chaos
- Chapman Cycle
- Chapman layer
- Chapman mechanism
- Chapman Region
- Chappuis bands
- characteristic equation
- Characteristic Frequency
- characteristic length
- Characteristic Line
- characteristic of the pressure tendency
- Characteristic Point
- Characteristic Value
- characteristic velocity
- characteristic-value problem
- characteristics
- charge separation
- Charles S Law
- Charles–Gay–Lussac law
- Charnock's relation
- chart
- chart datum
- chart plotting
- check observation
- chemical composition of precipitation
- chemical energy
- chemical hygrometer
- Chemical Tracers
- Chemiluminescence
- chemisorption
- chemosphere
- chergui
- Chezy equation
- chi-square test
- Chibli
- Chichili
- Chile Current
- chili
- chill factor
- chill hour
- Chill Hours
- chill unit
- Chill Units
- chilled-mirror hygrometer
- chilling
- Chilling Hour
- chilling injury
- chimney cloud
- chimney plume
- China Coastal Current
- chinook
- chinook arch
- chinophile
- chip log
- chlorine compounds
- chlorine dioxide
- chlorine monoxide dimer
- chlorine monoxide radical
- chlorine nitrate
- chlorine oxides
- chlorinity
- chlorofluorocarbons
- chloroform
- chlorosity
- Chocolate Gale
- chocolatero
- chocolatta north
- chop
- choppy sea
- Choroisotherm
- Chota Bursat
- chota bursát
- chou lao hu
- Chromatic Scintillation
- Chromosphere
- chronograph
- Chronoisotherm
- chronometric radiosonde
- chronothermometer
- chubasco
- chun fung
- chunyuh
- churada
- cierzo
- CIN
- Circle Of Inertia
- Circular Cylindrical Coordinates
- circular depolarization ratio
- Circular Frequency
- circular polarization
- Circular Symmetry
- circular variable
- circular vortex
- circulation
- circulation index
- circulation integral
- Circulation Model
- circulation pattern
- circulation theorem
- circulation type
- Circulation Types
- circumhorizontal arc
- Circumpolar Vortex
- Circumpolar Westerlies
- circumpolar whirl
- circumscribed halo
- Circumsolar Radiation
- circumzenithal arc
- cirque glacier
- cirriform
- cirrocumulus
- Cirrocumulus Castellanus
- Cirrocumulus Floccus
- Cirrocumulus Lacunosus
- Cirrocumulus Lenticularis
- Cirrocumulus Stratiformis
- Cirrocumulus Undulatus
- cirrostratus
- Cirrostratus Duplicatus
- Cirrostratus Fibratus
- Cirrostratus Filosus
- Cirrostratus Nebulosus
- cirrus
- Cirrus Castellanus
- Cirrus Densus
- Cirrus Duplicatus
- Cirrus Fibratus
- Cirrus Filosus
- Cirrus Floccus
- cirrus intortus
- Cirrus Nothus
- Cirrus Radiatus
- cirrus spissatus
- cirrus uncinus
- Cirrus Vertebratus
- CISK
- cistern
- cistern barometer
- Cistern Barometers
- Citation
- civil day
- Civil Time
- civil twilight
- Clapeyron Clausius Equation
- Clapeyron Diagram
- clapotis
- Class A Pan
- class interval
- class-A evaporation pan
- classical condensation theory
- clathrate hydrate
- Clausius-clapeyron equation
- clay atmometer
- Clayden effect
- clean air
- clear
- clear air
- clear ice
- Clear Icing
- clear line of sight
- Clear Skies
- clear sky
- clear-air echo
- clear-air turbulence
- clearance
- clearing
- climagram
- Climagraph
- CLIMAP
- climat
- CLIMAT broadcast
- climate
- climate analogs
- climate anomaly
- climate change
- climate change detection
- Climate Change Projection
- climate control
- Climate Divide
- climate drift
- Climate Enterprise
- climate fluctuations
- Climate Forecast
- Climate Forecasts
- climate impact assessments
- Climate Impact Studies
- climate model
- Climate Models
- climate modification
- climate monitoring
- climate noise
- climate periodicity
- climate prediction
- Climate Projection
- climate sensitivity
- Climate services
- climate signal
- climate snow line
- climate system
- climate variability
- Climates
- Climatic Change
- Climatic classification
- Climatic Classifications
- climatic control
- climatic cycle
- climatic diagram
- Climatic Diagrams
- climatic discontinuity
- climatic divide
- climatic element
- Climatic Elements
- climatic factor
- climatic fluctuation
- climatic index
- Climatic Noise
- Climatic Optimum
- Climatic Oscillation
- Climatic province
- Climatic Provinces
- climatic record
- Climatic Records
- climatic region
- Climatic Regions
- climatic risk
- Climatic Signal
- Climatic Snow Line
- climatic trend
- climatic year
- climatic zone
- Climatization
- Climatograph
- climatography
- climatological atlas
- climatological chart
- climatological data
- Climatological Diagram
- climatological division
- Climatological field
- climatological forecast
- Climatological mean field
- climatological network
- climatological observation
- Climatological Observations
- climatological standard normals
- climatological station
- climatological station elevation
- Climatological Station Network
- climatological station pressure
- climatological substation
- Climatological Substations
- climatological summary
- climatological year
- Climatology
- climatonomy
- Climogram
- Climograph
- clinometer
- clo
- CLOS
- close pack ice
- closed basin
- closed cells
- closed circulation
- closed drainage
- closed high
- closed lake
- closed low
- closed system
- closed weather
- closed-cell stratocumulus
- closure assumptions
- closure problem
- cloud
- cloud absorption
- cloud albedo
- cloud amount
- Cloud Amounts
- cloud attenuation
- cloud band
- Cloud Bands
- cloud bank
- Cloud Banner
- cloud bar
- cloud base
- Cloud Bases
- cloud camera
- Cloud Cap
- cloud ceiling
- cloud chamber
- cloud chart
- cloud classification
- cloud cluster
- cloud condensation nuclei
- cloud condensation nuclei counter
- cloud cover
- Cloud Crest
- Cloud Discharge
- Cloud Discharges
- cloud drop
- cloud droplet
- Cloud Droplets
- Cloud Drops
- cloud echo
- cloud electrification
- cloud element
- Cloud Elements
- cloud etage
- cloud feedback
- cloud flash
- Cloud Flashes
- cloud formation
- cloud genus
- cloud gun
- cloud height
- cloud image animation
- cloud layer
- cloud level
- cloud line
- Cloud Lines
- cloud microphysics
- cloud microstructure
- cloud mirror
- cloud model
- cloud modification
- cloud motion vector
- cloud nucleus
- cloud optical depth
- cloud particle
- Cloud Particle Imager
- cloud physics
- cloud radar
- cloud radiative forcing
- cloud searchlight
- cloud sector
- cloud seeding
- cloud shield
- Cloud Species
- cloud streets
- cloud symbol
- cloud system
- Cloud Systems
- Cloud To Cloud Discharge
- Cloud To Cloud Discharges
- Cloud To Ground Discharge
- Cloud To Ground Flashes
- cloud top
- cloud tracer
- Cloud Variety
- cloud winds
- cloud-detection radar
- cloud-drop sampler
- cloud-free line of sight
- cloud-height indicator
- cloud-height measurement method
- cloud-to-ground flash
- cloud-top entrainment instability
- Cloudage
- cloudbow
- cloudburst
- Cloudiness
- Clouds
- cloudy
- cloudy day
- cloudy sky
- Clox
- cluster ions
- clutter
- clutter rejection
- CME
- co-cumulative spectrum
- co-latitude
- Co-rotating Interaction Region
- coagulation
- coalescence
- coalescence efficiency
- Coalescence Process
- Coamplitude Line
- coarse particles
- coarse-mesh grid
- Coast Pilot
- coastal climate
- coastal front
- Coastal Jet
- coastal upwelling
- coastal zone
- Coastal Zone Color Scanner
- coastally trapped waves
- coaxial cable
- cockeyed bob
- code forms
- coefficient of barotropy
- coefficient of compressibility
- coefficient of consolidation
- Coefficient Of Continentality
- coefficient of correlation
- coefficient of diffusion
- Coefficient Of Dynamic Viscosity
- Coefficient Of Eddy Conduction
- Coefficient Of Eddy Diffusion
- coefficient of eddy viscosity
- Coefficient Of Excess
- Coefficient Of Exchange
- Coefficient Of Expansion
- Coefficient Of Heat Conduction
- Coefficient Of Kinematic Viscosity
- Coefficient Of Molecular Viscosity
- Coefficient Of Multiple Correlation
- coefficient of mutual diffusion
- coefficient of piezotropy
- Coefficient Of Polytropy
- Coefficient Of Skewness
- Coefficient Of Skin Friction
- coefficient of tension
- Coefficient Of Thermal Conduction
- coefficient of thermal expansion
- coefficient of transparency
- coefficient of viscosity
- coffin corner
- cognitive task analysis
- coherence
- coherence element
- coherence time
- coherent detection
- coherent echo
- Coherent Echoes
- coherent integration
- coherent radar
- coherent scattering
- coherent structures
- coherent target
- COHMAP
- coho
- col
- Cold Air Damming
- Cold Air Drop
- Cold Air Mass
- Cold Air Outbreak
- Cold Anticyclone
- cold cap
- Cold Caps
- cold conveyor belt
- Cold Core Anticyclone
- Cold Core Cyclone
- Cold Core High
- Cold Core Low
- Cold Cyclone
- Cold Desert
- cold dome
- Cold Drop
- Cold Event
- cold front
- Cold Front Type Occlusion
- Cold Fronts
- cold high
- cold low
- Cold Occluded Front
- Cold Occlusion
- cold pole
- cold pool
- cold sector
- Cold snap
- cold soak
- cold tongue
- cold top
- cold trough
- cold type occlusion
- Cold Wall
- cold wave
- cold-air injection
- cold-air pool
- cold-core rings
- cold-front thunderstorm
- cold-front wave
- colla
- collada
- collar cloud
- Collection Efficiencies
- collection efficiency
- collective
- collector
- colligative property
- collision broadening
- collision efficiency
- collision theory
- collision–coalescence process
- Colloid
- Colloidal Dispersion
- colloidal instability
- colloidal suspension
- colloidal system
- color look-up table
- color temperature
- Colorado low
- Colorado sunken pan
- colored rain
- colorimetry
- column
- column abundance
- column model
- columnar resistance
- comb nephoscope
- COMBAR code
- comber
- combination coefficient
- combustion nucleus
- comfort chart
- Comfort Charts
- comfort curve
- Comfort Standard
- comfort zone
- Comfort Zones
- comma cloud system
- comma head
- comma tail
- comminution
- communication center
- commutator
- compact differencing
- compaction
- Compactness
- comparative rabal
- compass
- compensated scale barometer
- compensation of instruments
- competence of the wind
- complete freeze-up
- Complex Hydrograph
- complex index of refraction
- complex low
- complex refractive index
- complex signal
- complex terrain
- composite forecast chart
- Composite Hydrograph
- Composite Prognostic Chart
- composite reflectivity
- composite vertical cross section
- composite water sample
- Compound Centrifugal Force
- compound hydrograph
- compressibility
- compression wave
- compressional wave
- Compton effect
- Computational Dispersion
- Computational Instability
- computational mode
- concentration
- concentration basin
- concentration gradient
- Concentration Gradients
- concentration variance
- concentric eyewall cycle
- concentric eyewalls
- concrete minimum temperature
- condensation
- condensation level
- condensation nuclei counter
- condensation nucleus
- condensation pressure
- condensation temperature
- condensation trail
- Condensation Trails
- conditional distribution
- Conditional instability
- conditional instability of the second kind
- conditional mean
- conditional probability
- conditional sampling
- Conditional Symmetric Instability
- conditions of readiness
- Conductance
- conductance for moisture
- conduction
- conduction current
- Conductive Equilibrium
- conductivity
- Conductivity Current
- conductivity–temperature–depth profiler
- Cone Angle
- cone of depression
- cone of escape
- cone of impression
- Cone Of Influence
- cone of visibility
- cone of vision
- Confidence Band
- Confidence Coefficient
- confidence interval
- Confidence Level
- Confidence Limits
- confined aquifer
- confined groundwater
- Confining Bed
- Confining Unit
- Confining Zone
- confluence
- conformal map
- congelifraction
- congeliturbation
- congestus
- conical beam
- conical scanning
- Conimeter
- coning
- Coniology
- Coniscope
- Conjugate Image
- Conjugate Power Law
- conjunction
- conjunctive use
- connate water
- consecutive mean
- consensus average
- consensus averaging
- consequent
- Conservation Of Absolute Angular Momentum
- Conservation Of Absolute Momentum
- conservation of angular momentum
- conservation of energy
- conservation of mass
- conservation of momentum
- conservation of vorticity
- conservatism
- conservative field
- conservative pollutants
- conservative property
- Conserved Parameter Diagram
- conserved variable diagram
- Conserved Variable Diagrams
- consistent numerical scheme
- consolidated ice
- consolidation
- constancy
- constant absolute vorticity trajectory
- constant flux layer
- Constant Height Surfaces
- Constant Level Chart
- Constant Level Surface
- Constant Pressure Charts
- Constant Pressure Surfaces
- constant-height chart
- constant-height surface
- constant-level balloon
- constant-pressure balloon
- constant-pressure chart
- constant-pressure surface
- constant-pressure-pattern flight
- constant-rate dilution gauging
- Constructed Analogs
- consultation
- consumption
- consumptive use
- contact angle
- contact flight
- contact nucleus
- contact weather
- contaminant
- contaminate
- Contamination
- contessa di vento
- continental aerosol
- continental air
- Continental Anticyclone
- continental borderland
- continental climate
- continental cloud
- continental drift
- continental glacier
- Continental Glaciers
- continental high
- Continental Ice
- continental platform
- continental shelf
- continental shelf wave
- continental slope
- Continental Water Boundary
- continentality
- continentality index
- contingency table
- continuing current
- continuity
- continuity chart
- Continuity Charts
- Continuity Equation
- Continuous Leader
- continuous spectrum
- Continuous Wave Radars
- continuous-wave radar
- continuum absorption
- contour
- Contour Change Line
- contour chart
- contour interval
- contour line
- Contour Lines
- contour map
- contour microclimate
- Contours
- contra solem
- Contraction Axis
- contraction coefficient
- contrail
- contrail-formation graph
- contrast
- contrast stretching
- Contrast Threshold
- contraste
- contributing region
- control area
- control day
- control section
- control well
- control-tower visibility
- convection
- convection cell
- Convection Cells
- convection current
- Convection initiation
- convection theory of cyclones
- Convection-allowing model
- Convective Acceleration
- convective activity
- convective adjustment
- Convective available potential energy
- convective boundary layer
- Convective Boundary Layers
- Convective Cell
- convective cloud
- Convective Clouds
- convective condensation level
- Convective Equilibrium
- Convective Index
- Convective inhibition
- convective instability
- convective mass flux
- convective mixed layer
- convective overturn
- convective plume
- Convective Plumes
- convective precipitation
- Convective Rain
- convective region
- convective Richardson number
- convective showers
- convective storm
- Convective Storm Initiation Mechanism
- Convective Storms
- convective temperature
- convective term
- Convective Theory Of Cyclogenesis
- convective transport
- convective transport theory
- convective turbulence
- Convective Velocity Scale
- convergence
- convergence band
- convergence line
- Convergence Lines
- convergent numerical scheme
- conversion factor
- conveyance
- Conveyer Belt
- convolution
- Cooking Snow
- Cool change
- Cooling Degree Day
- cooling power
- cooling temperature
- cooling-power anemometer
- coolometer
- cooperative observer
- Coordinate Axis
- Coordinate Line
- Coordinate Plane
- Coordinate Surface
- Copenhagen Water
- coplane scanning
- copolarized signal
- corange line
- Corange Lines
- cordonazo
- cordonazo de San Francisco
- core sample
- Coriolis acceleration
- Coriolis Accelerations
- Coriolis effect
- Coriolis force
- Coriolis Forces
- Coriolis parameter
- corn heat unit
- Corn Snow
- corner reflector
- cornice
- coromell
- Corona
- corona current
- corona discharge
- Corona Discharges
- coronagraph
- Coronal hole
- Coronal mass ejection
- Coronas
- Corposant
- corpuscular theory of light
- corrasion
- Corrected Airspeed
- corrected altitude
- correction
- correlated-k
- correlation
- correlation coefficient
- correlation ratio
- correlation triangle
- Correlations
- correlative meteorology
- correlogram
- corresponding point
- corrosion
- cosine law of illumination
- Cosmic Dust
- cosmic radiation
- Cosmic Ray Shower
- cosmic rays
- cosmic-ray ionization
- cosmogenic radioisotopes
- cospectrum
- cotidal hour
- cotidal line
- Cotidal Lines
- cotton-belt climate
- cotton-region shelter
- Couette flow
- counter
- Counter Sun
- counter-gradient
- counter-gradient flux
- countercurrent
- Counterglow
- countergradient wind
- counterradiation
- countertrades
- counts
- coupled model
- coupled ocean–atmosphere general circulation model
- Courant–Friederichs–Lewy condition
- course
- Covariable
- covariance
- covariance matrix
- Covariances
- covariate
- Coverage Diagram
- cow storm
- cow-quaker
- Cowshee
- Crab Angle
- crabbing
- crachin
- crack
- crankcase ventilation
- creep
- creeping
- creeping flow
- Crepuscular Arch
- crepuscular rays
- crest cloud
- Crest Clouds
- crest gauge
- crest stage
- crevasse
- crevasse hoar
- criador
- Criegee Biradicals
- Criegee intermediate
- crisp variable
- Criteria pollutants
- critical area
- critical depth
- critical depth control
- critical discharge
- critical drop radius
- critical flow
- critical frequency
- critical gradient
- critical height
- critical level
- critical level of escape
- critical point
- Critical Region
- Critical richardson number
- Critical Success Index
- Critical Temperature
- critical tidal level
- critical velocity
- crivetz
- Cromwell Current
- crop calendar
- crop coefficient
- crop moisture index
- cross correlation
- Cross Polarization
- Cross Product
- cross sea
- cross section
- Cross Sections
- Cross Totals Index
- Cross Valley Winds
- cross-isobar angle
- cross-polarized signal
- cross-sectional analysis
- cross-spectrum
- cross-valley wind
- crossover experiment
- crosswind
- Crosswind Gustiness
- crosswise vorticity
- CRT
- cryochore
- cryoconite hole
- cryogenic hygrometer
- cryogenic period
- cryology
- cryopedology
- cryoplanation
- cryoplankton
- cryosphere
- Cryoturbation
- cryptoclimate
- cryptoclimatology
- crystal
- crystal habit
- crystal lattice
- crystalline frost
- crystallization
- crystallization nucleus
- Crystals
- CSI
- CTA
- CTD
- cum sole
- Cumulative Distribution Function
- Cumulative Temperature
- cumuliform
- cumulonimbus
- cumulonimbus calvus
- cumulonimbus capillatus
- cumulus
- cumulus congestus
- cumulus fractus
- cumulus humilis
- cumulus mediocris
- Cunnane plotting position
- Cunningham slip correction
- cup anemometer
- cup crystal
- curie
- Curie temperature
- curl
- current
- current chart
- current cross section
- current curve
- current ellipse
- current function
- current meter
- current pole
- current profiler
- current rose
- current tables
- Currents
- Curtis–Godson approximation
- curve fitting
- curve of growth
- curvilinear coordinates
- custard winds
- Cut Off High
- Cut Off Low
- cutoff high
- cutoff low
- cutting-off process
- CW radar
- cyanometer
- cycle
- cycle per second
- cyclo-geostrophic current
- cyclogenesis
- cyclohexane
- cyclolysis
- cyclone
- cyclone collector
- cyclone family
- cyclone model
- cyclone precipitation
- cyclone wave
- Cyclone Waves
- Cyclones
- cyclonette
- cyclonic
- Cyclonic Bora
- cyclonic circulation
- Cyclonic Phase
- Cyclonic Precipitation
- Cyclonic Rain
- cyclonic rotation
- cyclonic scale
- cyclonic shear
- cyclostrophic flow
- cyclostrophic wind
- cyclotron frequency
- cylindrical coordinates
- Cylindrical Polar Coordinates
- cylindrical projection
- CZCS
D
- D Layer
- D Values
- D-analysis
- D-region
- D-value
- d'Alembert's paradox
- dadur
- Dahatoe
- daily forecast
- daily maximum temperature
- daily mean
- daily minimum temperature
- daily range of temperature
- daily storage
- Daily Variation
- Dalton's law
- Damming
- damp haze
- Damped Oscillation
- damped wave
- damping
- Dancing Dervish
- dancing devil
- Dangerous semicircle
- Dansgaard–Oeschger events
- Darcian velocity
- Darcy's law
- dark
- dark adaptation
- dark lightning
- Dark segment
- Darling shower
- dart leader
- Dart Leaders
- data acquisition system
- data assimilation
- data collection platform
- data collection system
- data directory
- data logger
- data window
- dataset
- dataset catalog
- dataset directory
- Datasets
- datum
- datum level
- Davidson Current
- Davies number
- dawn
- day
- Day Of Rain
- Daybreak
- days with snow cover
- Daytime Visual Range
- dB''Z
- DCAPE
- DCS
- DCVZ
- DDA
- de-briefing
- de-icing
- De-Saint Venant equation
- Deacon wind profile parameter
- dead glacier
- dead water
- Deaister
- dealiasing
- Deardorff velocity
- deasil
- debacle
- decay
- decay area
- decay distance
- Decay Of Waves
- Decaying Mode
- decibar
- decibel
- Decibels
- decile
- decision tree
- Decision Trees
- declination
- deconvolution
- Decorrelation Time
- decoupling
- deduction
- Deep Easterlies
- deep percolation
- Deep Seepage
- deep sound channel
- Deep Trades
- deep water
- Deep Water Waves
- deep well
- deep-water wave
- deepening
- deepening of a depression
- Defense Meteorological Satellite Program
- Definitive Geomagnetic Reference Field
- deflation
- deflecting force
- Deflection Modulated Indicator
- deformation
- deformation axis
- Deformation Field
- Deformation Radius
- deformation thermometer
- deformation zone
- deformation zone cloud system
- deformed ice
- degenerate amphidrome
- deglaciation
- degradation
- degree
- Degree Days
- Degree Hours
- degree of polarization
- degree of saturation
- Degree-day
- degree-hour
- degrees of freedom
- degrees of frost
- deicer
- Del operator
- delay
- deliquescence
- Dellinger Effect
- delta Eddington
- delta region
- delta rule
- Dendrite
- dendritic crystal
- Dendritic Crystals
- dendrochore
- dendrochronology
- Dendroclimatology
- dendrohydrology
- denitrification
- Densification On Mixing
- density
- density altitude
- density channel
- density correction
- density current
- density function
- density of snow
- Density Temperature
- Density-weighted mean wind
- Densus
- denudation
- Denver convergence–vorticity zone
- Denver cyclone
- Departure
- depegram
- Dependence
- dependent meteorological office
- dependent variable
- Dependent Variables
- Depeq
- depéq
- depergelation
- depletion curve
- depolarization
- depolarization ratio
- deposit gauge
- deposition
- deposition nucleus
- deposition velocity
- depression
- depression angle
- Depression Of The Dewpoint
- depression storage
- Depressions
- depth hoar
- depth marker
- depth of compensation
- depth of frictional influence
- depth of runoff
- depth of snow
- depth-first search
- depth-integration sediment sampling
- depth–area curve
- depth–area–duration analysis
- depth–area–duration curves
- depth–duration curve
- depth–duration–area value
- depth–duration–frequency curve
- depth–velocity integration method
- Derecho
- Derechos
- DERF
- derived gust velocity
- Descartes ray
- descendent
- descending node
- descriptive meteorology
- desert
- desert climate
- Desert Devil
- desert wind
- desertification
- Deserts
- desiccation
- design flood
- design storm
- design wave
- designated pollutant
- Desulfurization
- Detection
- detention storage
- deterministic
- deterministic forecast
- deterministic hydrology
- detrainment
- detrend
- deuterium
- deuteron
- development
- deviation
- devil
- dew
- dew cell
- dew gauge
- dewbow
- dewpoint
- Dewpoint Deficit
- dewpoint depression
- dewpoint formula
- Dewpoint Front
- dewpoint hygrometer
- Dewpoint Hygrometers
- Dewpoint Spread
- Dewpoint Temperature
- Dewpoint Temperatures
- DGRF
- diabatic process
- Diabatic Processes
- Diagnosis
- diagnostic equation
- DIAL thermometer
- diamond dust
- diapycnal
- diapycnal mixing
- dichroism
- diel
- dielectric
- Dielectric Constant
- dielectric factor
- Dielectric Function
- dielectric strength
- Differential (scattering) cross section
- differential absorption hygrometer
- differential absorption lidar thermometer
- differential analysis
- differential attenuation
- differential backscattering cross section
- differential ballistic wind
- differential chart
- differential kinematics
- differential mobility analyzer
- Differential Operator
- differential optical absorption
- differential phase shift
- differential reflectivity
- differential thermal advection
- differential water capacity
- differential wind
- diffluence
- diffluent thermal ridge
- diffluent thermal trough
- diffraction
- diffraction pattern
- diffraction peak
- diffraction phenomenon
- Diffraction Zone
- diffuse front
- diffuse light
- diffuse radiation
- diffuse reflection
- diffuse reflector
- diffuse sky radiation
- Diffuse Skylight
- diffuse solar radiation
- diffusion
- diffusion coefficient
- diffusion denuder technique
- Diffusion Equation
- diffusion hygrometer
- diffusion model
- diffusion velocity
- diffusive convection
- diffusive equilibrium
- diffusivity
- Digging trough
- digital
- digital filter
- Dihedral Reflector
- dimensional analysis
- Dimensionless Equation
- dimensionless group
- Dimensionless Groups
- Dimensionless Number
- Dimensionless Parameter
- Dimensions
- dimethyl disulfide
- dimethyl sulfide
- dimethyl sulfoxide
- Dimmerfoehn
- Dines anemometer
- Dines compensation
- Dines radiometer
- dinitrogen pentoxide
- diode laser
- Diode Lasers
- dioxane (-1, 4)
- Dip
- dip circle
- Dip Equator
- dip of the horizon
- dip pole
- dipole
- dipole antenna
- dipole moment
- Dipoles
- direct cell
- Direct Circulation
- direct flow
- direct interaction approximation
- direct numerical simulation
- Direct Product
- direct route
- direct runoff
- direct solar radiation
- direct tide
- direct-vision nephoscope
- direction finder
- directional distribution
- directional hydraulic conductivity
- directional-hemispherical reflectance
- directivity
- discharge
- discharge area
- discharge coefficient
- discharge section line
- discontinuity
- discontinuous turbulence
- discrete spectrum
- discretization
- discriminant analysis
- disdrometer
- dish
- dishpan experiments
- Disjunct eddy covariance
- disk hardness gauge
- Dispersed Phase
- Dispersing Medium
- dispersion
- dispersion coefficient
- dispersion diagram
- dispersion equation
- Dispersion Medium
- dispersion relation
- dispersion relationship
- dispersive flux
- dispersive medium
- dispersivity
- Displacement Distance
- Displacement Thickness
- display
- dissipation
- dissipation constant
- dissipation length scale
- Dissipation Of Waves
- dissipation rate
- Dissipation Rates
- dissipation trail
- dissociation
- distortion
- Distortional Wave
- Distrail
- distributed target
- distribution
- distribution coefficient
- distribution function
- distribution graph
- district forecast
- disturbance
- Disturbances
- disturbed soil sample
- Diurnal
- diurnal cooling
- diurnal heating
- diurnal inequality
- Diurnal Range
- diurnal tide
- Diurnal Tides
- Diurnal Variation
- diurnal vertical migration
- divergence
- divergence equation
- divergence line
- divergence signature
- divergence theorem
- divergence theory of cyclones
- diversion of water
- divide
- dividing streamline
- DMO
- DMSP
- Dobson spectrophotometer
- Dobson unit
- Dobson Units
- doctor
- dog days
- doister
- doldrums
- domain
- domain expert
- domain knowledge
- Doppler broadening
- Doppler effect
- Doppler Equation
- Doppler error
- Doppler frequency shift
- Doppler lidar
- Doppler Lidars
- Doppler radar
- Doppler Radars
- Doppler Shift
- Doppler sodar
- Doppler spectral broadening
- Doppler spectral moments
- Doppler spectrum
- Doppler spread
- Doppler velocity
- dosimeter
- Dot Product
- double correlation
- double diffusive convection
- Double Ebb
- Double Eye Structure
- Double Flood
- double layer
- double refraction
- Double Register
- double tide
- double-mass analysis
- double-mass curve
- double-theodolite observation
- doubly stochastic matrix
- down-gradient diffusion
- down-gradient transport
- Downburst
- Downbursts
- downdraft
- downdraft convective available potential energy
- Downdrafts
- downrush
- downslope wind
- Downslope Winds
- downslope windstorm
- Downslope Windstorms
- downstream
- downvalley wind
- downward terrestrial radiation
- downward total radiation
- downwash
- downwelling
- downwind
- Downwind Gustiness
- draft
- drag
- drag anemometer
- drag coefficient
- drag law
- drag sphere anemometer
- dragon
- drain
- drainage area
- drainage basin
- drainage density
- drainage divide
- Drainage Network
- drainage well
- drainage wind
- Drainage Winds
- drawdown
- drawdown curve
- drawoff
- dreikanter
- dried ice
- drift
- drift bottle
- drift card
- drift current
- drift ice
- drift station
- drift-correction angle
- drifter
- drifting buoy
- drifting dust
- drifting sand
- drifting snow
- Drifts
- driller's log
- drip
- driven snow
- driving-rain index
- Drizzle
- drizzle drop
- Drizzle Drops
- drogue
- drop
- drop breakup
- drop-size distribution
- drop-size spectrometer
- droplet
- Droplet Spectrum
- Droplets
- Drops
- Dropsonde
- dropsonde observation
- drosometer
- Drought
- drought index
- Drouth
- droxtal
- Droxtals
- dry adiabat
- Dry Adiabatic Atmosphere
- Dry Adiabatic Lapse Rate
- Dry Adiabats
- dry air
- Dry Bulb Thermometers
- dry climate
- Dry Climates
- dry convection
- dry deposition
- Dry Enthalpy
- dry fog
- dry freeze
- dry growth
- dry haze
- dry ice
- Dry Ice Seeding
- dry permafrost
- dry season
- dry snow
- dry spell
- dry stage
- dry static energy
- Dry Subhumid Climate
- dry tongue
- dry year
- Dry-adiabatic process
- dry-bulb temperature
- dry-bulb thermometer
- dryline
- Drylines
- dryth
- Dual Frequency Radar
- dual-channel radar
- dual-Doppler analysis
- dual-polarization radar
- dual-wavelength radar
- duct
- duff
- duplexer
- duplicatus
- Dupuit–Forchheimer assumptions
- duration
- duration curve
- duration statistics
- Dusenwind
- düsenwind
- dusk
- Dust
- dust avalanche
- Dust Bowl
- dust counter
- Dust devil
- Dust Devils
- dust electrification
- Dust Haze
- dust horizon
- dust wall
- dust well
- dust whirl
- Dust Whirls
- dust-devil effect
- Duster
- dustfall jars
- duststorm
- Duststorms
- duty of water
- Duvdevani Dew Gauge
- Dvorak technique
- dwigh
- dye laser
- dynamic boundary condition
- dynamic climatology
- dynamic flux
- dynamic height
- dynamic initialization
- dynamic instability
- dynamic meteorology
- dynamic meter
- dynamic oceanography
- Dynamic pipe effect
- dynamic pressure
- dynamic range
- dynamic similarity
- Dynamic stability
- Dynamic Trough
- dynamic viscosity
- dynamic-height anomaly
- dynamical extended range forecasting
- Dynamical Forecasting
- dynamical sublayer
- dynamical system
- dynamo theory
- dyne
- Dynes
- Dyster
E
- E E Closure
- E Layer
- E-region
- E''-ε closure
- Eagre
- EAPE
- earth
- Earth Air Current
- earth current
- earth hummock
- earth inductor
- Earth Mound
- Earth Observing System
- Earth Radiation Budget Experiment
- Earth Radiation Budget Satellite
- Earth Resources Technology Satellite
- Earth Stripe
- earth structure
- Earth Synchronous Orbit
- earth temperature
- Earth Thermometer
- earth tide
- earth-current storm
- earth–atmosphere radiation budget
- earth–ionosphere waveguide
- earth's shadow
- earthlight
- earthquake
- Earthquake Flood
- Earthshine
- East African Coastal Current
- East Antarctic Ice Sheet
- East Arabian Current
- East Auckland Current
- East Australian Current
- East Cape Current
- East Greenland Current
- East Greenland Currents
- East Iceland Current
- East Indian Current
- East Indian winter jet
- East Kamchatka Current
- East Korea Warm Current
- East Madagascar Current
- easterlies
- Easterly Belt
- Easterly Trough
- easterly wave
- Easterly Waves
- ebb current
- ebb interval
- ebb strength
- Ebb Tide
- Ebert ion counter
- ebullition
- ECD
- echo
- echo amplitude
- echo box
- echo contour
- Echo Free Vault
- echo frequency
- echo intensity
- echo overhang
- echo power
- echo pulse
- Echo Signal
- echo sounder
- Echoes
- ecliptic
- ecnephias
- Ecoclimatology
- ecological climatology
- ecology
- economic yield of aquifer
- ecosphere
- ecosystem
- ecotone
- edaphic
- Eddies
- eddy
- eddy accumulation
- eddy advection
- Eddy Coefficients
- Eddy Conduction
- Eddy Conduction Coefficient
- eddy conductivity
- eddy continuum
- eddy correlation
- eddy covariance
- eddy diffusion
- Eddy Diffusion Coefficient
- eddy diffusivity
- eddy flux
- Eddy Heat Conduction
- Eddy Heat Flux
- Eddy Kinetic Energy
- eddy shearing stress
- Eddy Spectrum
- Eddy Stresses
- Eddy Transfer Coefficients
- Eddy Transport
- eddy velocity
- Eddy viscosity
- eddy-stress tensor
- edge wave
- Effective Aperture
- effective area
- effective atmosphere
- effective earth radius
- effective evapotranspiration
- effective flux
- effective gust velocity
- effective permeability
- effective porosity
- effective precipitation
- Effective Rainfall
- effective roughness length
- effective snowmelt
- effective stack height
- effective temperature
- Effective Turbulent Flux
- effective velocity
- effluent
- effluent limitations
- effluent seepage
- effluent stream
- efflux velocity
- Egyptian wind
- EHF
- eigenvalue
- Eigenvalues
- eight-inch rain gauge
- Eighteen Degree Water
- Einstein's summation notation
- ejection chamber
- Ekman boundary conditions
- Ekman layer
- Ekman number
- Ekman pumping
- Ekman spiral
- Ekman transport
- El Ni O Southern Oscillation
- El Nino
- El Niño
- El Nino Southern Oscillation
- electric charge
- Electric Charges
- Electric Currents In The Atmosphere
- electric discharge
- electric double layer
- electric field
- electric field intensity
- electric field strength
- Electric Intensity
- electric lines of force
- electric potential
- Electric Potential Gradient
- Electric Storm
- Electric Thermometer
- electrical breakdown
- electrical conductivity
- Electrical Discharge
- electrical hygrometer
- electrical log
- Electrical Mobility Analyzer
- electrical storm
- electrical substitution radiometer
- electrical thermometer
- Electricity Of Precipitation
- electro-osmosis
- electrode effect
- electrojets
- Electrolytic Strip
- electromagnetic acoustic probe
- electromagnetic energy
- electromagnetic field
- Electromagnetic Fields
- electromagnetic radiation
- Electromagnetic Radiations
- electromagnetic spectrum
- electromagnetic theory
- electromagnetic wave
- Electromagnetic Waves
- electrometeor
- Electrometeors
- electrometer
- electron
- electron avalanche
- electron beam
- electron capture detection
- electron density
- electron precipitation
- electron volt
- Electron Volts
- electronic excitation
- electronic theodolite
- electronic thermometer
- electronic transitions
- Electrons
- electroscope
- electrosphere
- electrostatic electrometer
- electrostatic precipitator
- Elektro
- element
- Elements
- elephanta
- elerwind
- elevated convection
- elevation
- elevation angle
- Elevation Angles
- elevation capacity curve
- Elevation Of Ivory Point
- ELF
- Eliassen–Palm flux
- elliptical depolarization ratio
- elliptical polarization
- Elmo's fire
- Elsasser's radiation chart
- elve
- elvegust
- EMAC probe
- Emagram
- emanometer
- embata
- embryo
- emissary sky
- emission
- emission factor
- emission inventory
- emission line
- emission rate
- emission spectrum
- emission standard
- Emissions
- Emissive Power
- emissivity
- emittance
- empirical flood formula
- encroachment method
- end of storm oscillation
- endorheic lake
- endothermic reaction
- energetics
- energetics method
- energy
- energy balance
- energy cascade
- energy conversion
- energy density spectrum
- energy equation
- energy grade line
- energy level
- Energy Spectrum
- energy transfer
- Energy Transformation
- energy-containing eddies
- engineering hydrology
- enhanced "v
- Enhanced Fujita Scale
- enhanced greenhouse effect
- enhanced image
- Enhanced Network
- enhancement curve
- ENP
- ensemble average
- Ensemble Averages
- ensemble forecast
- Ensemble Forecasts
- ensemble mean
- ensemble spread
- ENSO
- enstrophy
- Enterprise
- enthalpy
- entity-type entrainment mixing
- entrainment
- entrainment coefficient
- entrainment rate
- entrainment velocity
- entrainment zone
- entrance region
- entropy
- envelope soliton
- environment
- environmental acoustics
- environmental chambers
- environmental lapse rate
- Environmental Lapse Rates
- environmental tracer
- eolation
- Eole
- Eolian
- EOS
- EOSO
- ephemeral data
- ephemeral lake
- ephemeral stream
- ephemeris
- epilimnion
- epipycnal
- epipycnal mixing
- episode
- episode criteria
- epitaxis
- epoch
- epoxide
- equal-area map
- Equation Of Barotropy
- equation of continuity
- Equation Of Motion
- equation of piezotropy
- equation of state
- Equation Of Static Equilibrium
- equation of time
- equations of motion
- equator
- equatorial acceleration
- equatorial air
- equatorial bulge
- Equatorial Calms
- equatorial climate
- Equatorial Convergence Zone
- Equatorial Countercurrent
- equatorial crossing time
- equatorial current system
- equatorial deep jets
- equatorial dry zone
- equatorial easterlies
- equatorial electrojet
- Equatorial Forest
- Equatorial Front
- Equatorial Intermediate Current
- equatorial Kelvin wave
- Equatorial Kelvin Waves
- Equatorial Meteorology
- equatorial orbiting satellite
- equatorial Poincare wave
- Equatorial Radius Of Deformation
- Equatorial Rain Forest
- equatorial stratospheric waves
- equatorial tide
- equatorial trough
- Equatorial Undercurrent
- equatorial upwelling
- equatorial vortex
- equatorial water
- equatorial wave
- equatorial waveguide
- equatorial waves
- equatorial westerlies
- equatorially trapped waves
- equideparture
- Equigeopotential Surface
- equilibrium
- equilibrium climate
- equilibrium climate response
- equilibrium drawdown
- equilibrium line
- Equilibrium Line Of Glacier
- Equilibrium Paraboloid
- equilibrium range
- equilibrium solar tide
- equilibrium spheroid
- equilibrium theory
- equilibrium tide
- equilibrium vapor pressure
- equilibrium well discharge
- equilibrium-line altitude
- equinoctial gales
- equinoctial rains
- equinoctial storm
- Equinoctial Storms
- equinoctial tide
- equinox
- equiparte
- Equipatos
- Equipluve
- equipotential line
- Equipotential Lines
- equipotential surface
- equiscalar surface
- equivalent altitude of aerodrome
- equivalent barotropic level
- equivalent barotropic model
- equivalent blackbody temperature
- equivalent footcandle
- equivalent head wind
- equivalent longitudinal wind
- Equivalent potential temperature
- Equivalent potential vorticity
- equivalent reflectivity factor
- equivalent tail wind
- equivalent temperature
- Equivalent Temperatures
- equivalent width
- ERBE
- ERBS
- erf
- erg
- ergodic
- ergodic condition
- ergodicity
- erosion
- erosion ridge
- error
- error distribution
- error function
- Error Of Estimate
- ERS
- Ertel Potential Vorticity
- ertor
- ERTS
- Es
- Escape Speed
- escape velocity
- ESSA
- estimated ceiling
- Estival
- Estuaries
- estuary
- ETA
- eta vertical coordinate
- ETD
- ETE
- Etesian Climate
- etesians
- ethane
- ethene
- Ethylene
- EUC
- Eulerian coordinates
- Eulerian correlation
- Eulerian current measurement
- Eulerian equations
- Eulerian wind
- eupatheoscope
- euphotic zone
- euraquilo
- eurithermic
- European Remote Sensing Satellites
- Euros
- Eustatic
- eustatic sea level changes
- evanescent level
- Evaporation
- Evaporation Capacity
- evaporation fog
- evaporation frost
- evaporation gauge
- Evaporation Gauges
- Evaporation Opportunity
- evaporation pan
- Evaporation Pans
- Evaporation Power
- evaporation rate
- evaporative available potential energy
- Evaporative Capacity
- Evaporative Power
- Evaporativity
- evaporimeter
- Evapotranspiration
- evapotranspirometer
- evapotron
- exceedance interval
- Exceedance Probabilities
- exceedance probability
- exceptional visibility
- Excess
- excess rain
- excessive precipitation
- exchange coefficients
- excited state
- Excited States
- exhalation
- exhaust trail
- Exhaust Trails
- Exit Jet
- exit region
- exogenic influences
- exogenous electrification
- exorheic
- exosphere
- expansion wave
- Expectation
- expected value
- expendable bathythermograph
- experimental basin
- expert system
- Expert Systems
- expertise
- Explained Variance
- explanation
- Explicit Time Difference
- explosive warming
- exposure
- exposure of instruments
- exsiccation
- extended forecast
- Extended Range Forecast
- extended source
- Extended Target
- extensible balloon
- Extensive Air Shower
- Extensive Property
- extensive quantity
- external forcings
- External Rossby Radius Of Deformation
- external water circulation
- external wave
- External Waves
- extinction
- extinction coefficient
- Extinction Coefficients
- extinction cross section
- extraordinary ray
- extrapolation
- extraterrestrial radiation
- extratropical
- extratropical cyclone
- Extratropical Cyclones
- Extratropical Low
- Extratropical Storm
- Extratropical Storms
- extreme
- extreme temperature
- extreme value analysis
- extreme value distribution
- extreme wave height
- extremely high frequency
- extremely low frequency
- Extremes
- eye
- Eye Of The Wind
- eyewall
F
- F Hn
- F Test
- F-ratio
- F-region
- F-scale
- f''-plane
- f''-plane approximation
- F1-layer
- F2-layer
- facsimile chart
- facsimile equipment
- Faculae
- Fadeout
- fading
- Fahrenheit temperature scale
- fair
- Fair Weather Cumulus
- Fair Weather Current
- fair-weather electricity
- Falkland Current
- Fall
- Fall Equinox
- Fall Velocity
- fall wind
- Fall Winds
- Falling Limb
- falling sphere
- Falling Tide
- fallout
- fallout winds
- Fallstreaks
- Fallstreifen
- False Alarm Rate
- False Cirrus
- false warm sector
- family of chemical species
- family of tornadoes
- fanning
- far infrared
- farmer's year
- fast Fourier transform
- fast ice
- Fast Ion
- fast-response sensors
- fastest mile
- Fastest Mile Wind
- fata bromosa
- fata morgana
- fathom
- Fathom Curve
- favogn
- fax
- Fax Chart
- Fax Map
- feather
- FEAWP
- feed
- feedback
- feeding
- feeling bottom
- Feng Yun
- Fengyun 2
- Fermat's principle
- Ferrel cell
- fetch
- FFT
- Fiard
- fibratus
- Fibrous Ice
- Fick S Equation
- Fickian Diffusion Equation
- fido
- Fiducial Interval
- Fiducial Limits
- fiducial point
- fiducial temperature
- field
- field capacity
- field changes
- Field Elevation
- field excursion associated with precipitation
- field mill
- field of view
- field permeability
- field strength
- field water-holding capacity
- FIFOR
- Filament
- Filaments
- filling
- Filling Of A Depression
- film crust
- Film Renewal Model
- filter
- filtered equations
- filtered model
- filtering
- filtering approximations
- filtration
- Findeisen Bergeron Nucleation Process
- fine line
- fine particles
- fine-mesh grid
- fine-mesh model
- Fineman nephoscope
- finestructure
- finger rafting
- fingering
- fingerprint method
- finite depth
- Finite Difference Approximations
- finite differencing
- finite-difference approximation
- finite-difference equation
- finite-element model
- fire behavior
- fire weather
- fire-danger meter
- firm yield
- firn
- firn field
- Firn Ice
- Firn Limit
- firn line
- Firn Snow
- firnification
- firnspiegel
- First Guess Field
- first gust
- first law of thermodynamics
- first-hop wave
- first-order climatological station
- first-order closure
- first-order reactions
- first-order station
- first-year ice
- Fisher & Porter rain gauge
- fitness figure
- five-and-ten system
- five-day forecast
- five-point method
- fix
- Fixed Beam Ceilometer
- Fixed Level Chart
- fixed time broadcast
- fixing of atmospheric gases
- fjord
- flame collector
- flame ionization detection
- flan
- Flanders storm
- flanking line
- Flare
- flare echo
- Flares
- flash
- Flash drought
- Flash flood
- Flash freeze
- Flash heat
- flash photolysis systems
- flashy stream
- flat low
- flaw
- Fleet Broadcast
- Fleet Broadcasts
- Flight Briefing
- flight cross section
- flight documentation
- flight forecast
- Flight Forecasts
- flight information center
- flight information region
- flight level
- flight plan
- flight train
- Flight Weather Briefing
- flist
- float barograph
- float-type rain gauge
- floating ice
- floating pan
- floccus
- floe
- floeberg
- Floebergs
- Floes
- flood
- flood channel
- flood current
- flood forecast
- flood forecasting
- flood frequency distribution
- Flood Icing
- flood interval
- Flood irrigation
- flood marks
- flood mitigation
- flood plain
- Flood Probability
- flood proofing
- flood routing
- flood stage
- flood strength
- flood tide
- flood warning
- flood watch
- flood wave
- flooding
- Flooding Ice
- Floods
- Floods Above Base Series
- Florida Current
- flow law
- flow line
- Flow Lines
- flow net
- flow pattern
- flow velocity
- flowmeter
- fluctuation
- Fluctuation Velocity
- flue gas
- fluid parcel
- flume
- Flumes
- fluorescence
- flurry
- fluvial dynamics
- fluvial morphology
- flux
- flux adjustment
- flux aggregation
- Flux Correction
- Flux Densities
- flux density
- Flux Density Threshold
- flux emissivity
- Flux Of Radiation
- Flux richardson number
- flux transmittance
- flux-corrected transport
- flux-profile relationships
- flux-ratio method
- fluxplate
- fly ash
- flyoff
- FM–CW radar
- foam crust
- foehn
- foehn air
- foehn bank
- Foehn Break
- foehn cloud
- foehn cyclone
- foehn gap
- foehn island
- foehn nose
- foehn pause
- foehn period
- foehn phase
- foehn storm
- foehn trough
- foehn wall
- foehn wave
- fog
- fog bank
- fog chamber
- fog day
- fog deposit
- fog dispersal
- fog dissipation
- fog drip
- fog drop
- fog forest
- fog horizon
- fog patches
- Fog Point
- fog scale
- fog wind
- Fogbow
- Fogs
- Fohn
- folding
- folding frequency
- following wind
- foot-candle
- foot-pound
- footlambert
- footprint
- footprint modeling
- forano
- forbidden transitions
- Force Of Gravity
- force-restore method
- forced cloud
- Forced Convection
- Forced Oscillation
- forced wave
- forcing function
- Forecast
- forecast amendment
- forecast area
- forecast chart
- Forecast District
- forecast error
- forecast evaluation
- forecast lead time
- forecast period
- forecast updating
- forecast verification
- Forecast-informed reservoir operations
- forecast-reversal test
- forecaster
- forecasting error
- Forel scale
- forerunner
- Forest Climate
- forest meteorology
- forestry
- forked lightning
- form drag
- formaldehyde
- formation fluid
- formic acid
- Fortin barometer
- Forty Saints' storm
- forward chaining
- Forward Difference
- forward scatter
- forward scattering spectrometer probe
- forward visibility
- fossil fuels
- fossil ice
- Fossil Permafrost
- fossil water
- Foucault pendulum
- four-dimensional data assimilation
- four-dimensional variational assimilation
- Fourier analysis
- Fourier Coefficients
- Fourier integral
- Fourier series
- Fourier transform
- Fourier Transforms
- FOV
- foveal vision
- fowan
- foyer
- FPP scale
- fps system
- fractal
- fractocumulus
- fractostratus
- fractus
- frank
- fraternal twin integrations
- Fraunhofer diffraction theory
- Fraunhofer lines
- frazil
- frazil ice
- freak wave
- free acidity
- free air
- free atmosphere
- Free Convection
- free convection scaling
- Free Convection Scaling Velocity
- free electron
- Free Electrons
- Free Foehn
- free nappe
- free radical
- Free Radicals
- free space
- Free streamline
- free surface
- free turbulence
- free water
- Free Water Content
- free wave
- Free Waves
- free-board
- free-stream Mach number
- free-surface conditions
- freeze
- freeze probability curve
- freeze-free period
- freeze-up
- freeze–thaw pattern
- freezing
- Freezing Degree Day
- Freezing drizzle
- freezing fog
- freezing index
- freezing level
- freezing nucleus
- freezing point
- freezing precipitation
- Freezing rain
- freezing season
- freezing spray
- freezing-level chart
- Fremantle Doctor
- freon
- Frequencies
- frequency
- frequency agility
- frequency analysis
- frequency band
- frequency coding
- frequency distribution
- Frequency Equation
- Frequency Function
- frequency meter
- frequency modulation
- frequency response
- frequency-domain averaging
- fresh
- fresh breeze
- freshet
- freshwater
- Fresnel reflection
- Fresnel zone
- friagem
- friction
- Friction Coefficient
- friction head
- friction layer
- friction loss
- friction velocity
- frictional convergence
- Frictional Dissipation
- frictional divergence
- frictional drag
- frictional force
- Frictional Secondary Flow
- frictional skin drag
- frictional torque
- friendly ice
- Frigid zone
- Frigid Zones
- frigorimeter
- fringe region
- frog storm
- front
- Front Passage Fog
- frontal analysis
- frontal contour
- Frontal Contour Chart
- frontal cyclone
- Frontal Cyclones
- frontal fog
- frontal inversion
- Frontal Inversions
- frontal lifting
- frontal model
- Frontal Occlusion
- frontal passage
- Frontal Passage Fog
- frontal precipitation
- frontal profile
- frontal strip
- Frontal Surface
- Frontal Surfaces
- frontal system
- frontal theory
- frontal thunderstorm
- frontal wave
- Frontal Waves
- Frontal Zone
- frontogenesis
- frontogenetical function
- frontolysis
- Fronts
- fropa
- frost
- frost action
- frost belt
- frost blister
- frost boil
- Frost Churning
- frost climate
- Frost Dam
- frost damage
- frost day
- frost depth
- Frost Fan
- Frost Feathers
- Frost Flakes
- Frost Flowers
- Frost Fog
- frost hazard
- frost haze
- frost heaving
- frost hollow
- Frost Hollows
- Frost In The Air
- frost line
- frost mist
- frost mound
- Frost Plants
- frost pocket
- Frost Point
- frost point hygrometer
- Frost Point Technique
- Frost Points
- frost protection
- frost ring
- Frost Riving
- frost smoke
- Frost Snow
- Frost Splitting
- frost table
- frost zone
- frost-free season
- frostburn
- frostless zone
- Froude number
- frozen fog
- frozen ground
- frozen precipitation
- frozen turbulence
- Frozen Turbulence Approximation
- frozen-in-field
- Fuel Moisture
- Fujita scale
- Fujita–Pearson scale
- Fujiwhara effect
- fulchronograph
- fulgurite
- Fully Arisen Sea
- fully developed sea
- fully penetrating well
- fully rough flow
- fumigation
- fumulus
- fundamental dimensions
- fundamental equations of hydrodynamics
- fundamental frequency
- fundamental unit
- Funnel
- funnel cloud
- funneling
- furiani
- fusion
- fuzzy knowledge
- fuzzy logic
- fuzzy set
- fuzzy variable
G
- G Layer
- G System
- G-region
- G-scale
- gaign
- gain
- Gain Factor
- Gaining Stream
- Gale
- Gale warning
- Galerkin approximation
- Galerkin methods
- galerne
- Gales
- Galilei
- gallego
- gallium
- gamma distribution
- gamma ray
- Gamma Rays
- gamma-ray snow gauge
- Gap In Spectrum
- gap wind
- Gap Winds
- Garbi
- garbin
- Gargal
- Garrett–Munk spectrum
- Garua
- garúa
- gas chromatography
- Gas constant
- Gas Constant Per Molecule
- Gas Constants
- gas filter correlation spectroscopy
- gas laws
- gas thermometer
- gas transfer
- gas-particle distribution factor
- gas-phase kinetics
- gas–solid reactions
- Gaseous Discharge
- Gaseous Electric Discharge
- gate-to-gate azimuthal shear
- gating
- gauge height
- gauge relation
- gauge zero
- gauging section
- gauging site
- gauss
- Gauss curve
- Gauss elimination
- Gauss S Theorem
- Gaussian Distribution
- Gaussian grid
- Gaussian plume models
- Gaussian process
- Gaussian wave packet
- Gay Lussac S Law
- GCA
- GCA minimums
- GCM
- Gdd
- GDH
- GDPS
- Gebli
- geg
- gegenschein
- gending
- General Broadcast
- general circulation
- general circulation model
- General Circulation Models
- General Circulation Of The Atmosphere
- General Forecast
- generalized absorption coefficient
- generalized coordinates
- generalized hydrostatic equation
- generalized transmission function
- generate and test
- generating area
- generating cell
- generic rule
- Genitus
- Genoa cyclone
- GENOT
- gentle breeze
- GEO-KOMPSAT 2A
- geocentric reference system
- geodesic grid
- geodesy
- Geodetic Satellite
- Geodynamic Height
- Geodynamic Meter
- Geographic Coordinates
- geographic effect on winds
- Geographic Horizon
- geographically possible sunshine duration
- geoid
- Geoisotherm
- geologic age
- geologic epoch
- geologic era
- Geologic Eras
- geologic period
- Geologic Periods
- Geologic Thermometer
- geologic time
- Geological Climate
- Geological Era
- geomagnetic coordinates
- geomagnetic equator
- geomagnetic latitude
- geomagnetic meridian
- geomagnetic pole
- Geomagnetic Poles
- Geomagnetic Storm
- geomagnetism
- geometric mean
- geometric optics
- Geometrical Horizon
- geomorphology
- geophysical day
- geophysics
- geopotential
- geopotential field
- Geopotential height
- Geopotential Heights
- geopotential meter
- geopotential surface
- Geopotential Surfaces
- geopotential thickness
- geopotential topography
- George S Index
- GEOSAT
- geosphere
- Geostationary Earth Radiation Budget
- Geostationary Lightning Mapper
- Geostationary Meteorological Satellite
- Geostationary operational environmental satellite
- Geostationary Operational Environmental Satellites
- Geostationary Operational Meteorological Satellite
- Geostationary satellite
- Geostationary Satellites
- geostrophic
- geostrophic adjustment
- geostrophic advection
- geostrophic approximation
- geostrophic balance
- geostrophic coordinates
- geostrophic current
- geostrophic departure
- geostrophic deviation
- geostrophic dividers
- geostrophic drag coefficient
- geostrophic equilibrium
- geostrophic flow
- geostrophic flux
- geostrophic momentum approximation
- geostrophic vorticity
- geostrophic wind
- geostrophic wind level
- geostrophic wind scale
- Geostrophic Winds
- geosynchronous satellite
- Geothermal Gradient
- geothermometer
- GERB
- Gerdien aspirator
- Gerstner wave
- gestalt
- geyser
- gharbi
- gharra
- Ghaziyah
- Gherbine
- ghibli
- GHIS
- ghost
- Gibbs Free Energy
- Gibbs function
- gibla
- Gibleh
- Gibli
- Giboul E
- Giboulee
- Gibraltar outflow water
- gigahertz
- Gill anemometer
- glacial
- glacial anticyclone
- glacial drift
- glacial epoch
- glacial geology
- Glacial High
- glacial maximum
- glacial period
- Glacial Periods
- Glacial Phase
- glacial rebound
- glacial trough
- Glacials
- glaciation
- glaciation limit
- glacier
- Glacier Berg
- glacier flood
- glacier flow
- glacier front
- glacier ice
- glacier tongue
- glacier wind
- Glacier Winds
- glacierization
- Glaciers
- glaciology
- Glacon
- glaçon
- glare
- glare ice
- glass
- glaves
- glaze
- Glaze Ice
- glaze storm
- glazed frost
- glide path
- glime
- glitter
- GLM
- global area coverage
- global baseline datasets
- global circuit
- Global Circulation
- Global Circulation Model
- Global Climate System
- Global Data Processing System
- Global Level of the Sea Surface
- Global Model
- Global Observing System
- Global Positioning System
- global radiation
- Global Telecommunications System
- Glories
- glory
- GLOSS
- glow discharge
- GMS
- goal-directed reasoning
- Goes
- GOES High-Resolution Interferometer Sounder
- GOES Variable
- GOES-R
- Gold slide
- Goldbeater S Skin Hygrometers
- goldbeater's skin hygrometer
- golfada
- GOMS
- goniometer
- goodness of fit
- gorge wind
- gosling blast
- gowk storm
- GPS
- Gr Cale
- Gr Gal
- grab sampling
- gradex method
- gradient
- gradient current
- Gradient Currents
- gradient flow
- Gradient richardson number
- gradient transport theory
- Gradient wind
- Gradient Wind Level
- Gradient-based similarity theory
- Gradients
- grading
- graduation
- grains of ice
- gram
- gram calorie
- Gram Moles
- Gram-mole
- granular snow
- granules
- graphing board
- Grashoff number
- grass
- grass minimum
- grass temperature
- Grassland Climate
- graupel
- gravimetric hygrometry
- gravitation
- Gravitational Convection
- Gravitational Equilibrium
- gravitational head
- Gravitational Instability
- gravitational potential
- gravitational potential energy
- Gravitational Stability
- Gravitational tide
- Gravitational Tides
- gravitational water
- Gravitational Wave
- gravity
- Gravity Correction
- gravity current
- gravity flow
- gravity wave
- gravity wave drag
- gravity wave drag parameterization
- Gravity Waves
- gravity wind
- Gravity Winds
- gray absorber
- gray ice
- graybody
- grayscale
- grease ice
- Great Basin high
- great circle
- Great Whirl
- great-circle course
- Grecale
- greco
- Green Belt
- green flash
- green iceberg
- Green Moon
- green rim
- Green Segment
- green snow
- Green Sun
- green thunderstorm
- Green's function
- Green's theorem
- Greenhouse effect
- greenhouse gas stabilization
- greenhouse gases
- Greenland anticyclone
- Greenland High
- Greenland ice sheet
- Greenland Sea Deep Water
- Gregal
- gregale
- Gregau
- gregori wind
- grenade sounding
- GRIB
- grid
- grid heading
- grid length
- grid meridians
- grid navigation
- grid nephoscope
- Grid North
- Grid System
- grid telescoping
- grid turbulence
- gridding
- Gringorten plotting position
- gross interception loss
- gross primary production
- gross-austausch
- Grosswetterlage
- ground check
- ground clutter
- Ground Data
- Ground Discharge
- Ground Discharges
- ground flash
- ground flux
- ground fog
- ground frost
- ground ice
- Ground Ice Mound
- Ground illumination
- ground inversion
- ground layer
- ground speed
- ground state
- ground streamer
- Ground Streamers
- ground swell
- ground target
- ground track
- ground truth
- ground visibility
- ground wave
- ground-check chamber
- ground-controlled approach
- ground-to-cloud discharge
- Groundhog Day
- grounding line
- groundwater
- groundwater basin
- groundwater dam
- groundwater dating
- groundwater depletion curve
- groundwater divide
- Groundwater Divides
- groundwater flow
- groundwater hydrology
- groundwater level
- Groundwater Levels
- groundwater mining
- groundwater mound
- Groundwater Recession
- groundwater runoff
- groundwater station
- groundwater storage
- Groundwater Table
- Group Velocities
- group velocity
- grower's year
- Growing Degree Days
- growing degree-day
- growing degree-hour
- Growing Mode
- growing season
- growler
- Gts
- guba
- Guergal
- Guiana Current
- Guinea Current
- Gulf of Papagayo
- Gulf of Tehuantepec
- Gulf Stream
- Gulf Stream Extension
- Gulf Stream rings
- Gulf Stream System
- gully-squall
- Gush
- gust
- gust amplitude
- gust decay time
- gust duration
- gust formation time
- gust frequency
- gust frequency interval
- gust front
- Gust Fronts
- gust load
- gust peak speed
- gust probe
- gust vector
- gust-gradient distance
- gustiness
- gustiness components
- gustiness factor
- gustnado
- Gusts
- gustsonde
- Guti weather
- guttation
- guttra
- guxen
- Guyana Current
- guzzle
- GVAR
- gyres
- gyro-frequency
H
- H Iland S Circulation Theorem
- haar
- Haboob
- Hadley cell
- Hadley regime
- Hagen Poiseuille Flow
- hail
- hail stage
- hailpad
- Hailstone
- Hailstones
- hailstorm
- Hailstorms
- Haines index
- Hair hygrometer
- halcyon days
- Hale De Mars
- Half Period Zone
- Half Tide Level
- Half Width
- half-arc angle
- half-life
- half-order closure
- half-power points
- Hall effect
- Hallett-mossop process
- Halmahera Eddy
- halny wiatr
- halo
- halo of 22°
- Halo Of 22Deg
- halo of 46°
- Halo Of 46Deg
- halocarbons
- halocline
- halogens
- halons
- hanging dam
- hanging glacier
- hanning
- harbor oscillations
- hard freeze
- Hard Frost
- hard radiation
- hard rime
- hardpan
- harmattan
- harmonic
- harmonic analysis
- Harmonic Constant
- harmonic function
- harmonic mean
- Harmonic Prediction
- Harmonics
- Hartley Bands
- haster
- haud
- haugull
- haze
- haze aloft
- haze droplet
- haze horizon
- haze layer
- Haze Level
- haze line
- hazemeter
- Hazen method
- Hazen plotting position
- HCFCs
- HCMM Satellite
- head
- heading
- headwaters
- headwind
- heap clouds
- heat
- Heat Balance
- Heat Budget
- heat burst
- heat capacity
- Heat Capacity Mapping Mission Satellite
- heat capacity method
- heat conductivity
- heat dome
- heat engine
- heat equator
- heat flux
- Heat Function
- Heat index
- Heat Island
- heat lightning
- Heat Low
- heat of condensation
- heat of fusion
- heat of sublimation
- heat of vaporization
- heat thunderstorm
- heat transfer
- heat transfer coefficient
- heat unit
- Heat Units
- heat wave
- Heating Degree Day
- heave
- heaving
- Heavy Ion
- heavy rain
- Heavy Rains
- heavy water
- hectopascal
- Hector
- Height
- height analysis method
- height pattern
- height vertical coordinate
- height-change chart
- height-change line
- height-finding radar
- heiligenschein
- helical scanning
- helicity
- heliograph
- helion
- helioseismology
- heliostat
- heliotropic wind
- helium
- Helm
- Helm Bar
- helm wind
- Helmholtz equation
- Helmholtz free energy
- Helmholtz Function
- Helmholtz instability
- Helmholtz wave
- Helmholtz Waves
- Helmholtz's theorem
- Hemispheric Flux
- hemispheric model
- Hemispheric Wavenumber
- Henry's law
- Henyey–Greenstein phase function
- Hermitan
- hertz
- Herzberg Bands
- Herzberg continuum
- HES
- heterodyne
- heterogeneous chemistry
- heterogeneous fluid
- Heterogeneous Nucleation
- heterosphere
- heuristic
- Hevel's halo
- hexagonal column
- Hexagonal Columns
- hexagonal platelet
- Hexagonal Platelets
- HF
- HFCs
- hi-reference signal
- hibernal
- hidden layer
- HIFOR
- hig
- high
- High Aloft
- high arctic climate
- High Based Thunderstorm
- High Cloud
- high foehn
- high fog
- high frequency
- high index
- High Level Anticyclone
- High Level Cyclone
- High Level Ridge
- High Level Trough
- high polar glacier
- High Pressure Center
- High Pressure System
- High Reference Signal
- High Resolution Infrared Radiation Sounder
- High Resolution Picture Transmission
- High Tide
- High tide flooding
- high water
- High Water Interval
- High Waters
- high-altitude station
- high-frequency radar
- high-level thunderstorm
- high-performance liquid chromatography
- high-volume filter
- higher-order closure
- highest astronomical tide
- Highland Climate
- highland ice
- Highs
- hill fog
- Himawari
- hippy
- HIRS
- histogram
- historical climate
- Hoar
- hoar crystal
- Hoar Crystals
- hoarfrost
- Hobbs S Theory
- Hodogram
- hodograph
- hodograph analysis
- hohlraum
- Hoiland S Circulation Theorem
- Hole Punch Cloud
- Holmboe instability
- Holocene epoch
- holosteric barometer
- homobront
- homoclime
- homogeneous atmosphere
- homogeneous fluid
- Homogeneous Nucleation
- homogeneous turbulence
- homogeneous wave
- homologous turbulence
- homopause
- homosphere
- homothermy
- hook echo
- hook gauge
- Hooke Number
- Hopfield Bands
- horizon
- horizon distance
- Horizontal Advection
- horizontal convective rolls
- horizontal divergence
- horizontal pressure force
- Horizontal Roll Vortices
- Horizontal Time Section
- horizontal visibility
- horizontal wind shear
- horn antenna
- Horn Radiator
- horse latitudes
- hot belt
- Hot Film Anemometers
- Hot Spot In The Forest
- Hot Wave
- hot wind
- Hot Wire Anemometers
- hot-film anemometer
- hot-wire anemometer
- Hour Out Line
- Hourly Distance Scale
- hourly observation
- hourly time-front computer
- Hovmoller Diagram
- Hovmöller diagram
- HOx
- hPa
- HPLC
- HRPT
- Hubbob
- Huggins band
- human bioclimatology
- Human Climatology
- Humboldt Current
- humid climate
- humid mesothermal climate
- humid microthermal climate
- humidity
- humidity element
- humidity index
- Humidity Mixing Ratio
- humidity province
- Humidity Provinces
- humidity strip
- humilis
- hummock
- hummocked ice
- Hummocks
- hurly-burly
- Hurricane
- hurricane band
- Hurricane Bar
- hurricane beacon
- hurricane core
- Hurricane Eye
- hurricane hunters
- Hurricane Radar Band
- hurricane surge
- Hurricane Tide
- hurricane warning
- hurricane watch
- Hurricane Wave
- hurricane-force wind
- Hurricanes
- hurricano
- Huygens's construction
- hybrid
- hybrid vertical coordinate
- hydraulic analogy
- hydraulic barrier
- hydraulic conductivity
- Hydraulic Dispersion
- hydraulic grade line
- hydraulic gradient
- hydraulic head
- hydraulic jump
- Hydraulic Jumps
- hydraulic mean depth
- hydraulic radius
- hydraulic resistivity
- hydraulic routing
- hydraulic similarity
- hydraulic structures
- hydraulics
- hydrocarbons
- hydrochemical facies
- Hydrochloric Acid
- hydrochlorofluorocarbons
- hydrodynamic dispersion
- hydrodynamic equations of motion
- Hydrodynamic Instability
- hydrodynamic pressure
- Hydrodynamic Stability
- hydrodynamically rough surface
- hydrodynamics
- hydrofluorocarbons
- hydrogen
- hydrogen chloride
- hydrogen ion
- Hydrogen Ions
- hydrogen peroxide
- hydrogen sulfide
- hydrogeochemistry
- hydrogeological boundary
- hydrogeology
- hydrograph
- hydrographic
- Hydrographic Station
- hydrographical network
- Hydrographs
- hydrography
- hydrologic accounting
- Hydrologic Balance
- Hydrologic Budget
- hydrologic cycle
- hydrologic equation
- hydrologic properties
- hydrologic regime
- hydrologic year
- Hydrological Basin
- Hydrological Cycle
- hydrological drought
- hydrological element
- hydrological forecast
- hydrological forecasting
- hydrological network
- hydrological routing
- hydrological warning
- hydrology
- hydrolysis
- Hydromagnetics
- hydrometeor
- hydrometeor charge
- hydrometeorology
- Hydrometeors
- hydrometer
- hydrometric station
- hydrometry
- hydroperoxides
- hydroperoxyl radical
- Hydroperoxyl Radicals
- hydrophotometer
- hydrophyte
- Hydrophytes
- hydrophytic plant
- Hydrophytic Plants
- hydrosol
- hydrosphere
- hydrostatic approximation
- hydrostatic assumption
- hydrostatic balance
- Hydrostatic equation
- hydrostatic equilibrium
- Hydrostatic Instability
- hydrostatic model
- hydrostatic pressure
- Hydrostatic Stability
- hydrostatics
- hydroxyl emission
- hydroxyl ion
- Hydroxyl Ions
- hydroxyl radical
- Hydroxyl Radicals
- hyetal
- hyetal coefficient
- hyetal equator
- hyetal region
- hyetograph
- hyetography
- hyetology
- hygristor
- hygrodeik
- hygrogram
- hygrograph
- hygrokinematics
- hygrology
- hygrometer
- Hygrometers
- Hygrometric Formula
- hygrometric tables
- hygrometry
- hygroscope
- hygroscopic
- hygroscopic coefficient
- hygroscopic moisture
- hygroscopic nucleus
- hygroscopic water
- hygroscopicity
- hygrothermogram
- hygrothermograph
- Hygrothermographs
- hygrothermometer
- hyperbolic point
- hypersonic
- Hyperspectral Environmental Suite
- hyperspectral sounder
- hypochlorous acid
- hypolimnion
- hypothermia
- hypsithermal period
- hypsography
- hypsometer
- Hypsometric equation
- hypsometry
- Hythergraph
I
- I and Q channels
- IAC
- IAS
- Ibe wind
- IBL
- ICAO
- Icao Standard Atmosphere
- ice
- ice accretion
- ice age
- Ice Ages
- Ice And Snow Albedo
- ice and snow albedo–temperature feedback
- ice apron
- ice band
- ice bands
- ice bay
- Ice Belt
- Ice Bight
- ice blink
- Ice Blister
- ice breakup
- ice cap
- Ice Cap Climate
- Ice Caps
- Ice Clearing
- ice cover
- ice crust
- ice crystal
- Ice Crystal Clouds
- Ice Crystal Fog
- Ice Crystals
- ice day
- ice desert
- ice drift
- ice edge
- Ice Fat
- ice feathers
- ice field
- Ice Fields
- Ice Floe
- Ice Floes
- ice flow
- ice flowers
- ice fog
- ice foot
- ice forecast
- ice formation on aircraft
- ice front
- ice island
- Ice Islands
- ice jam
- Ice Jams
- ice keel
- ice layer
- Ice Layers
- ice limit
- ice mixing ratio
- ice mound
- ice multiplication
- ice needle
- Ice Needles
- ice nuclei counter
- ice nucleus
- Ice Pack
- Ice pellets
- ice plain
- ice point
- ice pole
- ice prisms
- ice raft
- ice regime phase
- ice rind
- ice rise
- ice run
- Ice Saints
- Ice Sheet
- Ice Sheets
- ice shelf
- Ice Spicule
- ice storm
- Ice Storms
- ice stream
- Ice Streams
- Ice Strip
- ice structure
- ice tongue
- Ice Water Mixing Ratio
- ice-accretion indicator
- ice-bulb temperature
- ice-crystal cloud
- ice-crystal haze
- iceberg
- Icebergs
- iced firn
- icefall
- Icelandic low
- icicle
- icing
- icing intensity
- icing level
- Icing Mound
- icing-rate meter
- ideal fluid
- ideal gas
- Ideal Gas Laws
- Ideal Horizon
- identical twin integrations
- IF
- IF signal
- IF–THEN rule
- IFF
- IFR
- Ifr Flight
- IFR terminal minimums
- IFR weather
- Ig
- igneous meteor
- Igneous Meteors
- IGRF
- illuminance
- illumination
- Illuminometer
- ILS
- image
- image enhancement
- Image Level
- image processing
- imbibition
- immiscible displacement
- Impactometer
- impactor
- impinger
- implicit time difference
- Improved TIROS Operational System
- IN counter
- inaccuracy
- inactive front
- inadvertent climate modification
- inadvertent cloud modification
- inadvertent weather modification
- inch of mercury
- Incident Solar Flux
- inclination
- inclination of the axis of a cyclone
- inclination of the axis of an anticyclone
- inclination of the wind
- incoherent echo
- Incoherent Echoes
- incoherent scatter radar
- incoherent scattering
- Incoming Solar Radiation
- incompressibility
- Incompressible fluid
- incus
- indefinite ceiling
- independence
- independent pixel approximation
- independent variable
- Independent Variables
- independently distributed
- index
- index correction
- index cycle
- index error
- index of aridity
- index of continentality
- index of evaporating surface of horizontal area
- Index Of Refraction
- index of wetness
- Indian Deep Water
- Indian equatorial jet
- Indian National Satellite System
- Indian spring low water
- Indian summer
- indicated airspeed
- indicated altitude
- indicator
- indicator function
- Indifferent Equilibrium
- Indifferent Stability
- indirect cell
- indirect circulation
- individual derivative
- Indonesian Throughflow
- induced recharge
- induction
- induction charging mechanism
- induction icing
- industrial climatology
- industrial meteorology
- inert gases
- inertia wave
- inertial circle
- inertial coordinate system
- inertial current
- inertial flow
- inertial force
- Inertial Forces
- inertial forecast
- Inertial Frequency
- inertial instability
- inertial lag
- inertial oscillation
- Inertial Oscillations
- inertial period
- inertial range
- inertial reference frame
- inertial stability
- inertial sublayer
- inertial subrange
- inertial wave
- inertial-convective subrange
- inertial-diffusive subrange
- Inertio Gravity Waves
- inertio-gravity wave
- inference
- inference engine
- Inferences
- inferior mirage
- infiltration
- infiltration capacity
- infiltration coefficient
- infiltration gallery
- infiltration index
- infiltration rate
- infiltration routing
- infiltration well
- infiltrometer
- Inflow
- Influence Function
- influent seepage
- Infralateral tangent arcs
- infrared
- infrared image
- Infrared Interferometer Spectrometer
- Infrared Picture
- infrared radiation
- infrared radiometry
- infrared spectrometer
- infrared spectroscopy
- infrasonic
- infrasonic observatory
- infrasound
- ingesting
- initial condition
- Initial Conditions
- Initial Detention
- initial rainfall
- initial-value problem
- initialization
- injection temperature
- inland ice
- inland sea breeze
- Inner Eyewall
- inner layer
- Inner Product
- input
- INS
- INSAT
- insolation
- insolation duration
- inspectional analysis
- Instabilities
- instability
- instability chart
- Instability Index
- instability line
- Instability Lines
- Instability Shower
- Instability Showers
- instantaneous field of view
- instantaneous unit hydrograph
- instrument correction
- instrument error
- Instrument Errors
- instrument exposure
- instrument flight
- instrument flight rules
- instrument landing system
- Instrument Payload
- instrument shelter
- instrument weather
- insulated stream
- insulation
- integral depth scale
- integral length scales
- integration method
- Intensification
- intensity
- intensity modulation
- Intensity Of Turbulence
- intensity-modulated indicator
- intensity–duration–frequency curve
- Intensive Property
- intensive quantity
- interactive image processing
- interception
- Interception Of Precipitation
- interceptometer
- interchange coefficient
- Intercloud Discharge
- interdiurnal variation
- interface
- Interfacial Layer
- interfacial tension
- interference
- Interference Lobe
- interference region
- interferometer
- interferometry
- interflow
- Intergelisol
- interglacial
- interglacial phase
- Interglacials
- interleaving
- intermediate frequency
- intermediate ion
- Intermediate Ions
- intermediate standard times
- intermediate water
- intermittency
- intermittent stream
- intermonthly variation
- Internal Boundary
- Internal boundary layer
- internal energy
- Internal Friction
- internal gravity wave
- Internal Gravity Waves
- Internal Rossby Radius Of Deformation
- internal tides
- internal water circulation
- internal wave
- Internal Waves
- international analysis code
- international candle
- International Geomagnetic Reference Field
- international index numbers
- International Pyrheliometric Scale
- International Satellite Cloud Climatology Project
- international standard atmosphere
- international synoptic code
- international synoptic surface observation code
- International System of Units
- International Table calorie
- International Units
- interplanetary dust
- Interplanetary magnetic field
- interpluvial
- interpolation
- interpulse period
- Interquartile Range
- interrupted stream
- interstadial
- Interstadials
- interstellar dust
- interstice
- intertropical convergence zone
- Intertropical Convergence Zones
- intertropical front
- Intertropical Fronts
- intortus
- Intracloud Discharge
- intracloud flash
- Intracloud Flashes
- intrinsic permeability
- intrinsic wave frequency
- intromission
- intromission zone
- Intrusions
- invasion of air
- inventories of anthropogenic pollutants
- inverna
- inverse-square law
- inversion
- Inversion Layer
- inversion of rainfall
- Inversions
- inverted barometer effect
- Inverted trough
- inviscid fluid
- ion
- ion chromatography
- Ion cloud
- Ion Concentration
- ion counter
- ion density
- ion mean life
- ion mobility
- ion pair
- ion-capture theory
- ionic conduction
- Ionic Mobility
- ionization
- ionization chamber
- ionization potential
- Ionizing radiation
- ionogram
- ionosonde
- Ionosondes
- ionosphere
- ionospheric potential
- ionospheric radar
- ionospheric recorder
- ionospheric storm
- ionospheric tides
- ionospheric trough
- Ions
- IPS
- IR
- iridescent clouds
- IRIS
- irisation
- Irminger Current
- iron winds
- irradiance
- Irradiances
- irradiation
- irregular crystal
- irreversible process
- irrigation
- Irrigation Requirement
- irrigation return flow
- irrotational
- isabnormal line
- isallobar
- isallobaric
- isallobaric chart
- Isallobaric High
- Isallobaric Low
- Isallobaric Maximum
- Isallobaric Minimum
- isallobaric wind
- Isallohypse
- isallohypsic wind
- isallotherm
- isametric
- isanabat
- isanakatabar
- Isanomal
- isanomalous line
- isanomaly
- isanthesic line
- Isarithm
- ISCCP
- isentrope
- Isentropes
- isentropic
- isentropic analysis
- isentropic chart
- Isentropic Charts
- Isentropic Condensation Level
- isentropic mixing
- isentropic surface
- isentropic thickness chart
- isentropic vertical coordinate
- isentropic weight chart
- iso-D
- isobar
- isobaric
- isobaric analysis
- isobaric chart
- isobaric contour chart
- isobaric divergence
- Isobaric Equivalent Temperature
- Isobaric Isosteric Tube
- isobaric mixing
- isobaric surface
- Isobaric Surfaces
- isobaric thickness chart
- Isobaric Topography
- isobaric tube
- isobaric vorticity
- Isobaric Wet Bulb Temperature
- isobaric–isosteric solenoid
- Isobars
- isobath
- Isobaths
- isobathytherm
- isobront
- isoceraunic
- isoceraunic line
- isochasm
- Isochion
- isochoric
- isochrone
- Isoclinal Line
- isocline
- isoclinic line
- isodef
- isodrosotherm
- isodynamic
- isoecho
- isofronts–preiso code
- isogeotherm
- isogon
- Isogonal Map
- isogonic line
- Isogonic Lines
- isogram
- isohaline
- Isoheight
- isohel
- isohume
- isohyet
- isohyetal map
- Isohypse
- isohypsic
- Isohypsic Chart
- Isohypsic Surface
- Isokeraunic
- isokinetic
- isokinetic sampling
- isolated system
- isoline
- Isolines
- isomer
- isoneph
- isonival
- isophane
- Isophene
- isopleth
- Isopleths
- isopluvial
- isoprene
- isopycnal
- isopycnal mixing
- isopycnal surface
- Isopycnal Surfaces
- Isopycnals
- isopycnic
- isopycnic line
- Isopycnic Lines
- isopycnic surface
- isoshear
- isostatic adjustment
- isostere
- isosteric
- isosteric surface
- isotach
- isotach analysis
- isotach chart
- isotherm
- isotherm ribbon
- isothermal
- isothermal atmosphere
- isothermal equilibrium
- isothermal process
- Isotherms
- isotimic
- isotimic line
- isotimic surface
- isotope
- Isotopes
- isotopic tracer
- isotropic
- isotropic radiation
- isotropic radiator
- isotropic target
- isotropic turbulence
- Isovel
- ITcal
- ITCZ
- ITOS
- ivory point
J
- J process
- J W Meter
- j''-value
- Jacob S Ladder
- Jacobian
- January thaw
- Japan Current
- Japan Sea Deep Water
- Japan Sea Middle Water
- Japan Sea Proper Water
- jauk
- jet
- jet axis
- jet streak
- Jet Streaks
- jet stream
- jet stream axis
- jet stream cirrus
- jet stream core
- Jet Streams
- jet-effect wind
- jetlet
- Jets
- Jevons effect
- jimsphere
- jochwinde
- Johnson–Williams liquid water probe
- JONSWAP
- JONSWAP spectrum
- Joran
- Jordan sunshine recorder
- joule
- Joule's constant
- Joules
- jump
- jump model
- junction streamer
- Junge aerosol layer
- junk wind
- junta
- juran
- jury problem
- Juvenile Water
K
- K Band
- K changes
- K E Closure
- K index
- K index (space weather)
- K process
- K Rm N Constant
- K Rm N Vortex Street
- K'' theory
- k''–ε closure
- kaavie
- kachchan
- Kaikias
- kal Baisakhi
- Kalema
- kaléma
- Kalman–Bucy filter
- Kamchatka Current
- Kamsin
- kanat
- karaburan
- karajol
- karema wind
- karif
- Karman Constant
- Karman Vortex Street
- karst
- karst hydrology
- karstbora
- Katabaric
- katabatic front
- katabatic wind
- Katabatic Winds
- katafront
- Katallobar
- katallobaric
- Katallobaric Center
- katathermometer
- kaus
- Kavaburd
- Kaver
- Keel
- kelsher
- Kelvin S Circulation Theorem
- Kelvin temperature scale
- Kelvin wave
- Kelvin Waves
- Kelvin–Helmholtz billows
- Kelvin–Helmholtz instability
- Kelvin–Helmholtz wave
- Keraunograph
- Kern Counter
- kernel ice
- ketones
- Kew barometer
- Key Day
- Khamasseen
- khamsin
- Kharif
- Khemsin
- Kibli
- killing freeze
- Killing Frost
- kilocalorie
- kilocycle
- kilogram calorie
- kilohertz
- kilojoule
- kilomegacycle
- kilomole
- kinematic boundary condition
- kinematic flux
- kinematic viscosity
- kinematical analysis
- kinematics
- Kinetic Energies
- kinetic energy
- Kinetic Energy Equation
- kinetic theory
- Kirchhoff vortex
- Kirchhoff's equation
- Kirchhoff's law
- kite observation
- kite sounding
- kloof wind
- klydonograph
- klystron
- knik wind
- Knoll
- Knollenberg probe
- knot
- knowledge acquisition
- knowledge base
- Knowledge Based Systems
- Knowledge Bases
- knowledge engineering
- knowledge-based system
- Knudsen number
- Knudsen's tables
- koembang
- Kohler Equation
- Köhler equation
- Kolmogorov constant
- Kolmogorov microscale
- Kolmogorov scale
- Kolmogorov's similarity hypotheses
- kona
- kona cyclone
- kona storm
- konimeter
- koniology
- koniscope
- Konisphere
- Koppen Classification
- Köppen classification
- Koppen Supan Line
- Köppen–Supan line
- Kosava
- koschawa
- Koschmieder S Law
- kossava
- Kp
- Kp index
- Krakatoa winds
- kriging
- Krivu
- Kryptoclimate
- Kryptoclimatology
- krypton
- Krypton hygrometer
- Kuo–Eliassen equation
- Kurihara grid
- Kuroshio
- Kuroshio countercurrent
- Kuroshio Extension
- Kuroshio system
- Kurtosis
- kytoon
L
- L Band
- La Nina
- La Niña
- la serpe
- Labbe
- labbé
- Labech
- labile
- laboratory tank
- Labrador Current
- Labrador Sea Water
- LAC
- Lacunaris
- lacunosus
- Lafond's tables
- lag
- Lag Coefficient
- Lag Correlation
- lag time
- Lagrangian airshed models
- Lagrangian change
- Lagrangian coordinates
- Lagrangian correlation
- Lagrangian current measurement
- Lagrangian equations
- Lagrangian equations of motion
- Lagrangian float
- Lagrangian hydrodynamic equations
- Lagrangian mean current
- Lagrangian timescale
- Lagrangian Wave
- laheimar
- lake breeze
- lake effect
- lake evaporation
- lake ice
- lake surface temperature
- lake-effect snow
- lake-effect snowstorm
- lambert
- Lambert conic projection
- Lambert S Cosine Law
- Lambert's formula
- Lambert's law
- Lambert's law of absorption
- Lambertian surface
- lambing storm
- Lambrecht's polymeter
- lamellar vector
- laminar boundary layer
- laminar flow
- laminar sublayer
- land breeze
- Land Breezes
- land evaporation
- land ice
- land sky
- land-lash
- Landfast Ice
- landing forecast
- Landsat
- Landslide
- landspout
- lane
- Langevin Ion
- langkisau
- langley
- Langmuir cells
- Langmuir circulation
- Langmuir layer
- Langmuir number
- Langmuir probe
- lansan
- Laplace equation
- Laplace Operator
- Laplace transform
- Laplacian operator
- lapse line
- lapse rate
- Lard Ice
- large calorie
- large eddy model
- Large eddy simulation
- large eddy simulation models
- Large Halo
- large ion
- Large Ions
- large Reynolds number flow
- large scale
- large-scale convection
- large-scale weather situation
- Larmor Frequency
- laser
- laser ceilometer
- Laser Ceilometers
- laser radar
- laser-induced fluorescence
- last glacial
- last interglacial
- latent heat
- latent instability
- Lateral Gustiness
- lateral inflow
- lateral mirage
- lateral mixing
- latitude
- Laveche
- law of storms
- Lax equivalence theorem
- Lax–Wendroff differencing scheme
- layer cloud
- layer depth
- layer of no motion
- layers
- LCL
- LDR
- leaching
- lead
- leader
- Leader Streamer
- Leaders
- leaf area index
- leaf wetness
- leaf wetness duration
- leakage
- leakage coefficient
- Leakance
- leaky aquifer
- leapfrog differencing
- least squares
- least-time track
- lee cyclogenesis
- Lee Depression
- lee eddies
- lee trough
- lee wave
- Lee Waves
- lee-wave separation
- leeside convergence
- Leeuwin Current
- Leeward
- leeway
- Leibniz's theorem of calculus
- Lenard effect
- length of record
- lenticular cloud
- Lenticular Clouds
- lenticularis
- Leptokurtic
- leste
- Levant
- Levant Blanc
- levante
- levanter
- levantera
- levanto
- leveche
- level ice
- level of concern
- Level Of Escape
- level of free convection
- level of free sink
- level of neutral buoyancy
- level of no motion
- level of nondivergence
- Level Surface
- LEWP
- LF
- LFC
- LFM model
- LFS
- LI
- libeccio
- liberator
- lid
- lidar
- lidar constant
- lidar equation
- Lidar ratio
- Lif
- life zone
- lifetimes
- lift
- lifted index
- lifting condensation level
- lifting condensation level zone
- Lifting trough
- light
- light air
- light breeze
- light freeze
- light frost
- Light Ion
- Light Of The Night Sky
- light pillar
- Light Scattering
- Lightning
- lightning arrester
- lightning channel
- lightning counter
- lightning current
- lightning damage
- lightning detection network
- Lightning Direction Finder
- lightning discharge
- Lightning Discharges
- lightning echo
- lightning flash
- Lightning Flashes
- Lightning Imaging Sensor
- lightning mapping system
- Lightning Recorder
- lightning rod
- lightning stroke
- lightning suppression
- lightship code
- lightship station
- Liman Current
- limb scanning
- limestone scrubbing
- limit cycle
- limit of convection
- limit of the atmosphere
- limited fine-mesh model
- limited-area forecast model
- limiting angle
- limiting wave
- line absorption
- line average
- line echo wave pattern
- Line Echo Wave Patterns
- Line End Vortices
- Line Gale
- line integral
- line intensity
- line of apsides
- line of sight
- Line Source
- line squall
- Line Storm
- line vortex
- line width
- linear
- Linear Correlation
- linear depolarization ratio
- linear differential equation
- linear instability
- linear momentum
- linear operator
- Linear Tangent Equations
- linear water wave theory
- linearity
- linearization
- linearized differential equation
- lines of force
- Linke turbidity factor
- Lips
- liquid thermometer
- Liquid Water Content
- liquid water loading
- liquid water mixing ratio
- liquid water path
- Liquid water potential temperature
- liquid water static energy
- liquid-in-glass thermometer
- liquid-in-metal thermometer
- LIS
- lithometeor
- Lithometeors
- lithosphere
- Little Ice Age
- livestock safety index
- living glacier
- Livingstone sphere
- llebetjado
- Llevant
- LLJ
- lobe
- Lobe Pattern
- Lobes
- LOC
- Local Acceleration
- local angular momentum
- local area coverage
- Local Axis
- local change
- local closure
- local derivative
- local effects
- Local Establishment
- local forecast
- local free-convection similarity
- Local Horizon
- local inflow
- local isotropy
- local lightning-flash counter
- local Mach number
- local similarity
- Local Similarity Hypothesis
- local storm
- local thermodynamic equilibrium
- local time
- local vorticity
- local winds
- locally generated sea
- lodos
- Loehis
- lofting
- logarithm
- logarithmic differentiation
- logarithmic scale
- Logarithmic velocity profile
- lognormal cloud-size distribution
- lolly ice
- lombarde
- London (sulfurous) smog
- long shore wind
- long wave
- Long Wave Formula
- Long Waves
- long-crested wave
- long-range forecast
- long-term hydrological forecast
- long-train atmospherics
- longitude
- Longitudinal Gustiness
- Longitudinal Roll Vortices
- longitudinal rolls
- longitudinal section
- longitudinal wave
- longitudinal wind
- Longmont anticyclone
- longshore current
- longwave
- longwave radiation
- loo
- Loofah
- lookup table
- looming
- loop antenna
- Loop Antennas
- Loop Current
- loop rating
- looping
- Lorenz Mie Theory
- Los Angeles (photochemical) smog
- Loschmidt's number
- Love wave
- low
- Low Aloft
- Low Cloud
- low frequency
- low index
- Low Level Jets
- Low Pressure Area
- Low Pressure Center
- Low Pressure System
- Low Rate Information Transmission
- Low Tide
- low water
- Low Waters
- low-flow channel
- low-level jet
- Low-reference signal
- low-temperature hygrometry
- lower atmosphere
- lowest astronomical tide
- Lowitz Arcs
- Lows
- LRIT
- LTE
- Lu
- luganot
- lull
- lumen
- luminance
- Luminance Contrast
- luminescence
- luminous
- Luminous Cloud
- Luminous Contrast
- luminous efficiency
- Luminous Meteor
- Luminous Meteors
- lumped chemical mechanism
- lunar atmospheric tide
- lunar day
- lunar rainbow
- lunar tide
- lunitidal interval
- lux
- Lyman alpha emission line
- Lyman-alpha hygrometer
- lysimeter
- Lysimeters
M
- M component
- M meter
- M Unit
- M-region
- Mach number
- machine learning
- mackerel breeze
- mackerel sky
- Maclaurin Series
- macroburst
- macroclimate
- macroclimatology
- macrometeorology
- macroscale
- macroviscosity
- Madden–Julian oscillation
- maelstrom
- maestro
- magmatic water
- Magnetic Character Figure
- Magnetic Crotchet
- Magnetic Declination
- Magnetic Dip
- magnetic dipole
- magnetic double refraction
- Magnetic Equator
- Magnetic Field
- magnetic field intensity
- Magnetic Field Strength
- Magnetic Fields
- Magnetic Inclination
- magnetic induction
- magnetic lines of force
- magnetic north
- Magnetic storm
- Magnetic Storms
- Magnetic Variation
- magnetic wind direction
- magneto anemometer
- magneto-ionic theory
- magnetograph
- magnetohydrodynamic wave
- magnetohydrodynamics
- magnetometer
- magnetopause
- magnetosphere
- magnetospheric convection
- magnetron
- main lobe
- main meteorological office
- Main Page
- main standard time
- main telecommunications network
- Major Lobe
- major ridge
- major trough
- Major Wave
- Maloja wind
- Malvinas Current
- mamatele
- mamma
- Mammatus
- man–machine mix
- mandatory layer
- Mandatory level
- Mandatory Levels
- Mandatory Surface
- Manning equation
- manometer
- mao mao yuh
- Map Correlation
- Map Factor
- map plotting
- map projection
- Map Scale
- Map Spotting
- mapped data
- marble crust
- marching problem
- marenco
- mares' tails
- Marfa Front
- Margules's equation
- marigram
- marigraph
- marin
- Marin Blanc
- Marinada
- marine barometer
- marine climate
- marine forecast
- marine meteorology
- Marine Observation
- marine radar
- marine rainbow
- marine thermometer
- marine weather observation
- Marine Weather Observations
- Mariotte's law
- maritime aerosol
- maritime air
- Maritime Climate
- maritime cloud
- Maritime Province Cold Current
- maritime tundra
- Markov chain
- Markovian
- Marsden chart
- Marsden square
- Marsden Squares
- marsh
- Marshall-palmer relation
- Marvin sunshine recorder
- masked front
- mass absorption coefficient
- mass accommodation coefficient
- mass balance
- Mass Concentration
- mass convergence
- mass curve
- mass divergence
- mass scattering coefficient
- mass spectrometry
- mass transport
- mass-transfer method
- mast
- Master Recession Curve
- Matanuska wind
- matched filter
- Material Coordinates
- Material Derivative
- mathematical climate
- Mathematical Expectation
- Mathematical Forecasting
- Mathtest
- matinal
- mauka breeze
- Maunder minimum
- Max Wind And Shear Chart
- Max Wind Level
- Max Wind Topography
- maximum
- maximum contaminant level
- maximum entropy method
- maximum possible sunshine duration
- Maximum Precipitation
- Maximum Probable Flood
- Maximum Sustained Wind Speed
- maximum temperature
- Maximum Temperatures
- maximum thermometer
- maximum unambiguous range
- maximum unambiguous velocity
- maximum zonal westerlies
- maximum-wind and shear chart
- maximum-wind level
- maximum-wind topography
- Maxwell–Boltzmann distribution
- MCC
- MCS
- Mean
- mean annual range of temperature
- mean chart
- Mean Charts
- mean daily maximum temperature for a month
- mean daily minimum temperature for a month
- mean daily temperature
- mean day-to-day variation
- mean deviation
- mean Doppler velocity
- mean free path
- Mean Free Paths
- mean high water
- mean high water springs
- mean higher high water
- Mean Interdiurnal Variability
- mean kinetic energy
- mean life
- mean low water
- mean low water springs
- mean lower low water
- Mean Map
- mean monthly maximum temperature
- mean monthly minimum temperature
- mean sea level
- mean sea level trends
- mean solar day
- Mean Solar Days
- Mean Solar Year
- mean sphere depth
- Mean temperature
- mean tide level
- Mean Value
- mean velocity
- Mean Virtual Temperature
- mean water level
- mean wind velocity
- mean-square error
- meander
- measured ceiling
- measurement cell
- mechanical dispersion
- Mechanical Energy Equation
- Mechanical Equivalent Of Heat
- Mechanical Instability
- mechanical internal boundary layer
- mechanical mixing
- mechanical turbulence
- Meddies
- Meddy
- median
- median volume diameter
- Medicane
- Medieval Warm Period
- medina
- mediocris
- Mediterranean climate
- Mediterranean Deep Water
- Mediterranean Eddy
- Mediterranean front
- Mediterranean lenses
- Mediterranean outflow
- Mediterranean Sea
- Mediterranean Water
- medium frequency
- medium-range forecast
- medium-term hydrological forecast
- megacycle
- megaflash
- megahertz
- Megatherm
- megathermal
- megathermal climate
- Megathermal Period
- Megathermic
- Megatherms
- mei-yu front
- Meinel Bands
- Mellor–Yamada parameterization
- melt pond
- Meltem
- meltém
- Melting Band
- melting layer
- melting level
- melting point
- Melting Points
- Membership function
- meniscus
- MERCAST
- Mercator Projection
- Mercurial Barometer
- mercury
- mercury barometer
- mercury column
- mercury thermometer
- Mercury Thermometers
- mercury-in-glass thermometer
- mercury-in-steel thermometer
- mergozzo
- meridian
- Meridians
- meridional
- meridional cell
- Meridional Cells
- meridional circulation
- meridional exchange
- meridional flow
- meridional front
- meridional index
- meridional wind
- meromictic lake
- mesoanalysis
- mesoanticyclone
- mesochart
- mesoclimate
- mesoclimatology
- mesocyclone
- mesocyclone signature
- Mesocyclones
- mesojet
- Mesokurtic
- mesolow
- mesometeorology
- Mesonet
- Mesonet Station
- mesopause
- mesopeak
- mesophyte
- Mesopic Vision
- mesoscale
- mesoscale cellular convection
- mesoscale convective complex
- mesoscale convective system
- Mesoscale Convective Systems
- Mesoscale convective vortex
- mesoscale disturbance
- Mesoscale Eddies
- mesoscale model
- mesosphere
- mesosphere–stratosphere–troposphere radar
- mesospheric jet
- mesotherm
- mesothermal
- mesothermal climate
- Mesothermal Climates
- Mesothermic
- messenger
- met
- metadata
- metallic barometer
- metamorphosis of snow
- METAR
- Meteor
- meteor trail
- meteoric dust
- meteoric water
- meteorogram
- meteorograph
- Meteorological Acoustics
- Meteorological Bomb
- meteorological bulletin
- meteorological cloud chamber
- meteorological code
- Meteorological Element
- meteorological element series
- meteorological equator
- meteorological forecast
- meteorological information
- meteorological institute
- meteorological instrument
- meteorological message
- meteorological network
- meteorological noise
- meteorological observation
- Meteorological Observations
- meteorological observatory
- meteorological observer
- meteorological observing station
- Meteorological Observing Stations
- meteorological office
- meteorological optics
- Meteorological range
- meteorological reconnaissance flight
- meteorological report
- Meteorological Reports
- meteorological rocket
- meteorological satellite
- Meteorological Satellites
- meteorological service
- Meteorological Station
- Meteorological Stations
- meteorological symbol
- Meteorological Tide
- meteorological transmission
- Meteorological Visibility
- Meteorological Visibility At Night
- meteorological watch office
- Meteorologist
- meteorology
- Meteosat
- Meteosat Second Generation
- Meteotsunami
- meter
- meter–tonne–second system
- methacrolein
- methane
- methanesulfonic acid
- methanol
- method of characteristics
- method of images
- Method Of Least Squares
- Method Of Perturbations
- method of small perturbations
- method of successive approximations
- methyl bromide
- methyl chloride
- methyl chloroform
- methyl iodide
- methylvinyl ketone
- metro
- metsat
- MF
- MIBL
- Michael-riggs
- Michaelson actinograph
- Michelson actinometer
- microbarm
- microbarogram
- microbarograph
- Microbarographs
- microbarovariograph
- microburst
- Microbursts
- microclimate
- microclimatology
- microfront
- microlayer
- micrometeorology
- micrometer
- Micron
- micropluviometer
- micropulsations
- microscale
- microseism
- microstrip antenna
- microstructure
- microtherm
- microthermal
- microthermal climate
- Microthermic
- microvariation of pressure
- microwave
- microwave probing
- microwave radar
- microwave radiation
- microwave refractometer
- Microwave Sounding Unit
- Microwaves
- Mid-Japan Sea Cold Current
- middle atmosphere
- Middle Clouds
- middle infrared
- Middle Latitude Westerlies
- Middle Level Cloud
- Midget tropical cyclone
- midnight wind
- midsection method
- Mie scattering
- Mie theory
- miejour
- migratory
- mil
- Milankovitch Hypothesis
- Milankovitch oscillations
- Milankovitch Pleistocene climate variation
- Milankovitch solar radiation curve
- Milankovitch theory
- mile
- milky ice
- Milky Weather
- millibar
- Millimeter Of Mercury
- Mills period
- Mindanao Current
- Mindanao Eddy
- mini-supercell
- minimal flight
- minimal flight path
- minimal headings
- minimum
- minimum annual flow
- Minimum Detectable Signal
- minimum deviation
- minimum temperature
- Minimum Temperatures
- minimum thermometer
- Minimum Thermometers
- Minimum Time Track
- Minimums
- Minor Lobe
- minor ridge
- minor trough
- Minor Wave
- mintra
- minuano
- mirage
- Mirages
- mirror nephoscope
- miscible displacement
- Misocyclone
- misoscale
- Mist
- Mistbow
- mistral
- mitigation
- mixed cloud
- Mixed Clouds
- mixed distribution
- mixed layer
- Mixed Layer Height
- mixed layer models
- Mixed Layer Top
- Mixed Layers
- mixed nucleus
- Mixed Rain And Snow
- mixed Rossby–gravity wave
- mixed tide
- mixed-layer capping inversion
- mixed-layer depth
- mixed-layer evolution
- mixed-layer similarity
- mixed-layer spectra
- mixed-layer venting
- mixing
- mixing cloud
- Mixing Condensation Level
- Mixing Efficiency
- mixing fog
- Mixing Height
- Mixing Layer
- mixing length
- Mixing Length Theory
- mixing line
- mixing potential
- Mixing ratio
- mixing zone
- Mizzle
- mks system
- ML
- MMO
- moat
- Moazagotl
- Moazagotl wind
- mobile ship
- mobile ship station
- mobile source
- mobile weather station
- mobility
- mock moon
- mock sun
- mode
- mode eddies
- mode water
- model
- model atmosphere
- Model Atmospheres
- model calibration
- model output statistics
- Model resolution
- Models
- moderate breeze
- modified refractive index
- modified refractivity
- modon
- modular flow
- modulation
- modulator
- modulus
- modus ponens
- modus tollens
- moist adiabat
- Moist Adiabatic Lapse Rate
- Moist Adiabatic Processes
- moist air
- moist climate
- Moist Climates
- moist convection
- Moist Enthalpy
- moist static energy
- Moist Subhumid Climate
- moist tongue
- Moist Unsaturated Adiabatic Lapse Rate
- Moist-adiabatic process
- moisture
- moisture adjustment
- moisture content
- moisture equivalent
- moisture factor
- Moisture Flux
- moisture index
- moisture inversion
- moisture pooling
- moisture profile
- moisture tension
- moisture volume percentage
- moisture weight percentage
- moisture-continuity equation
- molality
- molan
- molar specific heat capacity
- molarity
- mole
- mole fraction
- mole fraction of water vapor
- Mole Number
- Molecular Conduction
- Molecular Diffusion
- Molecular Dissipation
- Molecular Viscosity
- Molecular Viscosity Coefficient
- molecular weight
- molecular-scale temperature
- Moles
- Moll thermopile
- mollisol
- mollition
- moment
- moment of inertia
- Moments
- momentum
- momentum flux
- momentum transfer
- Monin Obukhov Equation
- Monin Obukhov Scaling Length
- Monin-obukhov similarity theory
- Monitor Well
- monochromatic
- monochromatic radiation
- monostatic radar
- Monoterpenes
- monsoon
- Monsoon Circulation
- monsoon climate
- monsoon current
- monsoon depression
- monsoon fog
- monsoon gyre
- monsoon low
- Monsoon onset vortex
- monsoon surge
- Monsoon trough
- Monsoon Troughs
- Monsoons
- MONT code
- Monte Carlo method
- Monte carlo model
- Monte Carlo Models
- Montgomery streamfunction
- monthly climatological summary
- monthly maximum temperature
- monthly minimum temperature
- monthly record
- Montreal Protocol
- moon illusion
- Moonbow
- moor-gallop
- moraine
- Morgeasson
- morget
- morning glory
- morphology
- MOS
- Mother Clouds
- mother-cloud
- mother-of-pearl clouds
- motorboating
- Mount Rose snow sampler
- mountain barometer
- mountain breeze
- Mountain Breezes
- Mountain climate
- mountain fog
- Mountain Gap Winds
- mountain lee wave
- mountain observation
- Mountain Station
- mountain torque
- Mountain Tundra
- mountain wave
- Mountain Wave Clouds
- Mountain Waves
- mountain wind
- mountain-gap wind
- mountain-wave cloud
- mountain–plains wind systems
- mountain–valley wind systems
- Moutonnee
- moutonnée
- movable-scale barometer
- Moving Average
- moving fetch
- moving-target indication
- Mozambique Current
- MSG
- MSL
- MST radar
- Mst Radars
- MSU
- MTI
- MTN
- mts system
- MTSAT
- mud rain
- mudflow
- muerto
- muggy
- multiannual storage
- multiband system
- multicell convective storm
- multichannel sea surface temperature
- multichannel system
- Multifunctional Transport Satellite
- multilevel model
- multiparameter radar
- multipath
- multipath transmission
- multiple correlation
- Multiple Correlation Coefficient
- multiple drift correction
- multiple incursion theory
- multiple register
- multiple scattering
- multiple tropopause
- multiple-phase flow
- multiple-purpose reservoir
- multiple-trip echo
- multiplexor
- multispectral remote sensing
- multispectral scanner
- multivariate objective analysis
- multivariate signal
- multiyear ice
- Munk boundary layer
- Munsell color chart
- muskeg
- Muskingum method
- Mutatus
- Myers rating
N
- N Unit
- N Units
- N weather
- N Year Event
- N.T.P.
- n'aschi
- NAAQS
- NACA Standard Atmosphere
- nacreous clouds
- nadir
- NADW
- Nansen bottle
- Nansen Bottles
- Nansen cast
- Nansen Casts
- nappe
- Narbon
- Narbone
- narbonnais
- Narrow Beam Radiogoniometer
- narrow-sector recorder
- narrowband radiation
- NASA Scatterometer
- Nashi
- Nat
- National Ambient Air Quality Standards
- national standard barometer
- National Tidal Datum Epoch
- natural control
- Natural Convection
- natural coordinates
- natural flow
- natural frequency
- natural remanent magnetization
- natural sulfur cycle
- natural synoptic period
- natural synoptic region
- natural synoptic season
- Natural Variability Of Climate
- naulu
- nautical mile
- nautical system
- nautical twilight
- Navier–Stokes equations
- navigable semicircle
- navigation
- NDVI
- neap range
- neap tide
- near gale
- Near Polar Orbiting Satellite
- near-infrared
- near-infrared radiation
- Nebelwind
- NEBUL code
- nebule
- nebulosus
- NEC
- NECC
- Needle
- needle ice
- Neel Temperature
- negative cloud-to-ground lightning
- negative feedback
- Negative Ground Flash
- negative isothermal vorticity advection
- negative rain
- negative viscosity
- nemere
- Neoglacial
- neon
- neper
- Neph Chart
- nephanalysis
- nephcurve
- nephelometer
- Nephelometers
- nephelometry
- nepheloscope
- nephology
- nephometer
- nephoscope
- Nephsystem
- nested grids
- net balance
- Net Outgoing Ir
- net primary production
- net pyranometer
- net pyrgeometer
- net pyrradiometer
- net radiation
- net radiometer
- net solar radiation
- Net Storm Rain
- net terrestrial radiation
- network
- network density
- Neuhoff Diagram
- neural network
- Neural Networks
- Neutercane
- neutral atmosphere
- neutral equilibrium
- neutral mode
- Neutral Occlusion
- Neutral Oscillation
- Neutral Point
- Neutral Stability
- neutral surfaces
- Neutral Wave
- neutron
- neutron logging
- neutron-scattering method
- Neutrons
- neutrosphere
- nevada
- Neve
- névé
- New Candle
- New Guinea Coastal Current
- New Guinea Coastal Undercurrent
- new snow
- newton
- Newton's law of cooling
- Newton's laws of motion
- Newtonian fluid
- Newtonian friction law
- Newtonian mechanics
- NEXRAD
- Nieve Penitente
- Night Sky Light
- night visual range
- night wind
- Nightglow
- nilas
- nimbostratus
- Nimbus
- nine-light indicator
- Nipher shield
- Nirtra
- nitrate
- nitrate ion
- nitrate radical
- nitric acid
- nitric acid trihydrate
- nitric oxide
- nitrification
- nitrogen
- nitrogen cycle
- nitrogen dioxide
- nitrogen fixation
- nitrogen oxides
- Nitrogen Pentoxide
- nitrogen-fixing plants
- nitrous acid
- nitrous oxide
- nival
- Nmhcs
- NOAA
- NOAA space weather scales
- noble gases
- noctilucent clouds
- nocturnal boundary layer
- nocturnal cooling
- nocturnal jet
- Nocturnal Jets
- nocturnal minimum temperature
- nocturnal radiation
- nodal factors
- nodal increment
- nodal period
- node
- Noise
- Noise Factor
- noise figure
- noise filtering
- noise level
- noise power
- Noise temperature
- Noise threshold
- nomogram
- Nomograph
- Nomographic Chart
- Nonadiabatic Process
- noncoherent echo
- noncoherent target
- Noncontributing Area
- nondeterministic
- nondimensional equation
- nondimensional number
- Nondimensional Numbers
- nondimensional parameter
- nondispersive infrared spectrometry
- Nondivergence Level
- Nonfrontal Squall Line
- nonharmonic tidal analysis
- nonhydrostatic model
- noninductive charging mechanism
- Nonisotropic Turbulence
- nonlinear
- nonlinear instability
- nonlinearity of the equation of state
- nonlocal closure
- Nonlocal Closures
- nonlocal flux
- nonlocal mixing
- nonlocal static stability
- nonmethane hydrocarbons
- nonrecording rain gauge
- nonsupercell tornado
- Nonviscous Fluid
- nonwetting liquid
- nor'easter
- nor'wester
- Nor’west Arch
- Nordenskjold Line
- Nordenskjöld line
- normal
- normal aeration
- normal barometer
- normal chart
- Normal Circular Distribution
- normal curve of error
- Normal Dispersion
- normal distribution
- Normal Functions
- Normal Law Of Errors
- Normal Map
- normal mode initialization
- normal modes
- normal population
- normal stresses
- normal temperature and pressure
- normal water
- normalize
- Normalized Difference Vegetation Index
- Normand's theorem
- nortada
- norte
- North American Anticyclone
- North American high
- North Atlantic Current
- North Atlantic Deep Water
- North Atlantic Drift
- North Atlantic Oscillation
- North Brazil Current
- North Equatorial Countercurrent
- North Equatorial Current
- North Equatorial Currents
- north foehn
- North Frigid Zone
- North Korea Cold Current
- North Pacific Current
- North Pacific Oscillation
- North Wall
- northeast storm
- northeast trades
- northeaster
- norther
- northern lights
- northern nanny
- northwester
- Norwegian Current
- Norwegian Currents
- Norwegian Sea Deep Water
- NOTAM
- Notos
- Nova Zemlya
- nowcast
- NOx
- Noxon cliff
- Noy
- NRM
- NRM wind scale
- NSCAT
- Nt
- nuclear winter
- nucleation
- Nuclei Counter
- Nucleus
- Nucleus counter
- nudging
- numerical dispersion
- numerical forecasting
- Numerical Instability
- numerical integration
- numerical modeling
- numerical simulation
- Numerical Weather Prediction
- Nusselt number
- NWP
- Nyquist frequency
O
- O'Brien cubic polynomial
- oasis effect
- ob
- oberwind
- objective analysis
- objective forecast
- Oblique Cartesian Coordinates
- Oblique Visibility
- oblique visual range
- obliquity of the ecliptic
- obscuration
- Obscurations
- Obscured Sky Cover
- obscuring phenomenon
- Observation
- observation well
- Observation Wells
- observational day
- observational error
- observational network
- Observations
- observer
- observing systems simulation experiment
- obstacle flow signature
- obstruction to vision
- Obukhov length
- occluded cyclone
- occluded depression
- occluded front
- Occluded Fronts
- occlusion
- ocean
- ocean conveyor belt
- ocean current
- Ocean Currents
- ocean mixing
- ocean station
- ocean station vessel
- Ocean Topography Experiment
- ocean waves
- Ocean Weather Ship
- ocean weather station
- Oceanic Anticyclone
- Oceanic Climate
- Oceanic High
- oceanic meteorology
- Oceanic Mixed Layer
- Oceanic Surface Mixed Layer
- oceanicity
- Oceanity
- oceanography
- octa
- octane
- Octas
- odd chlorine
- odd hydrogen
- Odd Nitrogen
- Odd oxygen
- odd-oxygen system
- oe
- oersted
- off-airways
- off-center PPI scope
- offshore wind
- Ogasawara high
- ogive
- ohmic current
- oil slick
- old snow
- Old Wives' summer
- Olefins
- Olland cycle
- OLS
- ombrometer
- ombroscope
- omega equation
- omega sun
- on and off instruments
- On Instruments
- on top
- One Dimensional Cloud Probe
- one-and-a-half order closure
- one-dimensional model
- one-way entrainment process
- onshore wind
- opacity
- opacus
- opaque sky cover
- open cells
- open channel flow
- open system
- open-cell cumulus
- Operational Linescan System
- operational numerical model
- operational weather limits
- operative temperature
- operator
- opposing wind
- opposition
- optical air mass
- optical counter
- optical depth
- Optical Haze
- optical hygrometer
- optical imaging probe
- Optical Imaging Probes
- optical mass
- optical meteor
- Optical Meteors
- optical particle probe
- optical path
- optical pathlength
- optical rain gauge
- optical scattering probe
- Optical Scattering Probes
- optical thickness
- Optical Thicknesses
- Optical Transient Detector
- optically homogeneous
- optically smooth
- optimal perturbation
- optimal yield
- optimum flight
- optimum interpolation
- ora
- orbit
- orbit number
- orbital elements
- orbital motion
- orbital velocity
- Orbits
- ordinary cell
- ordinary ray
- ordinate
- organic acids
- organic nitrates
- organic peroxides
- organized large eddies
- oriented overgrowth
- orographic
- orographic cloud
- Orographic Clouds
- Orographic Depression
- orographic fog
- orographic isobar
- orographic lifting
- orographic occlusion
- orographic precipitation
- orographic rainfall
- orographic snow line
- orographic storm
- orographic vortex
- orographic wind flow
- orography
- oroshi
- orsure
- orthogonal
- orthogonal antennas
- Orthogonal Curvilinear Coordinates
- orthogonal functions
- orthogonal lines
- Orthomorphic Map
- Oscillation
- Oscillations
- oscillator
- Oscillatory Wave
- Oscilloscope
- osmometer
- osmosis
- Osos wind
- OSSE
- ostria
- OSV
- OTD
- ouari
- Outbreak
- outer atmosphere
- Outer Eyewall
- outer layer
- Outer Product
- outer vortex
- outflow
- Outflow Boundaries
- outflow boundary
- outflow jet
- outgoing longwave radiation
- outlet glacier
- outlook
- Outo
- output
- overcast
- overflow
- overland flow
- overlap
- Overlapping Average
- Overlapping Mean
- overrunning
- overseeding
- overshooting top
- Overshooting Tops
- overtrades
- overturn
- Owens dust recorder
- ox's eye
- oxidant
- Oxidants
- oxidation
- oxidizing capacity of atmosphere
- oxygen
- oxygen band
- Oyashio
- Ozmidov scale
- ozone
- ozone hole
- ozone isopleth plot
- ozone layer
- ozone shield
- Ozone Spectrophotometer
- ozone-depleting potential
- ozonesonde
- ozonosphere
P
- P System
- P-E index
- P–E ratio
- Pacific Decadal Oscillation
- Pacific Deep Water
- Pacific high
- Pacific Subarctic Current
- Pacific–North American pattern
- pack ice
- packed tower
- paesa
- paesano
- Page history
- PAGES
- Pahs
- painter
- Pair Production
- paleoclimate
- paleoclimatic sequence
- paleoclimatology
- paleocrystic ice
- paleomagnetism
- Palmer drought severity index
- palouser
- Paluch Diagram
- pampas
- pampero
- PAN
- pan coefficient
- pan evaporation
- panas oetara
- pancake ice
- pannus
- papagayo
- PAR
- parabolic antenna
- paraboloid
- paraffins
- parafoveal vision
- Parallax
- parameter
- parameterization
- Parameters
- parametric equations
- paranthelion
- Paraselene
- Paraselenic Circle
- parcel
- parcel method
- Parcels
- parhelic circle
- parhelion
- Parrey
- Parry
- Parry arcs
- Parseval's theorem
- partial correlation
- partial derivative
- partial drought
- partial obscuration
- Partial Potential Temperature
- partial pressure
- Partial Tide
- partial-duration series
- partially penetrating well
- particle
- particle charge
- Particle Derivative
- Particle size distribution
- particle velocity
- Particles
- particulate loading
- particulates
- partly cloudy
- pascal
- Pascal's law
- Pascals
- Pasquill Gifford Categories
- Pasquill stability classes
- Passive Cavity Aerosol Spectrometer Probe
- passive cloud
- Passive Front
- passive permafrost
- passive system
- Past Weather
- Pastagram
- patchy turbulence
- Path
- path line
- path method
- pattern correlation
- patterned ground
- Pavlovsky's approximation
- payload
- PBL
- PCA events
- PDSI
- PE
- pea-soup fog
- peak current
- peak discharge
- peak frequency
- peak gust
- peak power
- Pearl Lightning
- Pearl Necklace Lightning
- Pearson distribution
- Peclet Number
- Péclet number
- pedestal
- Pedestal Cloud
- peesash
- peesweep storm
- Pellicular Water
- pendulum day
- Penetrating Top
- Penetration Range
- penetrative convection
- penetrometer
- penitent ice
- Penitent Snow
- Penknife Ice
- Penman–Monteith method
- pennant
- Pennants
- pentad
- per mille
- percent reduction
- percentage of possible sunshine
- percentile
- perched groundwater
- perched stream
- percolation
- pereletok
- perennial stream
- Perennially Frozen Ground
- perfect fluid
- Perfect Gas
- Perfect Gas Laws
- perfect prognosis method
- perfect prognostic
- perfectly diffuse radiator
- perfectly diffuse reflector
- perfluorocarbons
- pergelation
- Pergelisol
- Pergelisol Table
- perhumid climate
- Perhumid Climates
- pericenter
- Perigean Range
- perigean tide
- perigee
- periglacial
- periglacial climate
- perihelion
- period
- period of record
- period of validity
- periodicity
- periodogram
- Periods
- perlucidus
- permafrost
- permafrost island
- permafrost table
- permanent anticyclone
- permanent control
- permanent depression
- permanent echo
- permanent gas
- Permanent Service for Mean Sea Level
- permanent wave
- Permanent Waves
- Permanently Frozen Ground
- permeability
- Permeability Coefficient
- permeameter
- Permittivity
- peroxides
- peroxyacetyl nitrate
- Peroxyacetyl Nitrates
- peroxyalkyl radical
- perpetual frost climate
- perry
- Pers sunshine recorder
- Persian Gulf Water
- persistence
- persistence forecast
- persistence tendency
- Persistent Oscillation
- personal equation
- Perturbation
- perturbation equation
- Perturbation Method
- perturbation motion
- perturbation quantity
- perturbation technique
- perturbation theory
- Perturbations
- Peru/Chile Current
- Peruvian Paint
- Peshash
- petit St. Bernard
- pH
- phase
- Phase Angle
- phase averaging
- phase change
- Phase Changes
- phase delay
- phase distortion
- Phase Front
- phase function
- phase instability
- phase matrix
- phase modulation
- phase shift
- phase space
- phase spectrum
- phase speed
- Phase Transformation
- Phase Velocities
- phase velocity
- phased-array antenna
- Phases
- phenogram
- phenological observation
- phenology
- Philippines Current
- Phosphorescence
- Photo Cell
- photochemical air pollution
- photochemical oxidants
- photochemical reaction
- Photochemical Reactions
- photochemical smog
- Photochemical Smogs
- photochemistry
- photoconductive cell
- photodecomposition
- photodissociation
- photoelectric cell
- photoelectric effect
- photoelectric photometer
- photoelectric photometry
- photoelectric transmittance meter
- photoelectron
- photogrammetry
- photographic barograph
- photoionization
- photolabile
- photolysis
- photometer
- photometry
- photon
- photon flow rate
- photon flux
- Photons
- photooxidation
- photoperiod
- photoperiodism
- photopic vision
- photopolarimeter
- photosphere
- photostationary state relation
- photosynthesis
- photosynthetically active radiation
- phreatic cycle
- Phreatic Line
- Phreatic Surface
- phreatic water
- Phreatic Zone
- phreatophyte
- physical climate
- physical climatology
- Physical Equation
- physical forecasting
- Physical Hydrodynamics
- physical meteorology
- Physical Oceanographic Real-Time System
- physical oceanography
- Physics Of The Atmosphere
- Physiography
- phytoclimate
- phytoclimatology
- phytometer
- phytotoxic
- phytotron
- Pi theorem
- pibal
- Piche Evaporimeter
- Piché evaporimeter
- Pico balloon
- picture element
- piedmont glacier
- Pierson–Moskowitz spectrum
- piezometer
- piezometric head
- piezometric surface
- Piezotropy
- pileus
- pilmer
- pilot balloon
- Pilot Balloons
- pilot briefing
- pilot chart
- pilot report
- pilot streamer
- pilot-balloon observation
- pilot-balloon station
- pinene
- piner
- pingo
- Pink Snow
- pip
- piping
- PIREP
- Pirry
- Pisachee
- Pitch
- Pitot Static Tube
- Pitot tube
- Pitot-tube anemometer
- pivot arm anemometer
- pixel
- pixel value
- Plage
- plan position indicator
- Planck function
- Planck's constant
- Planck's radiation law
- plane albedo
- plane atmospheric wave
- Plane Dendritic Crystals
- plane flow
- plane of the ecliptic
- plane parallel atmosphere
- plane polarization
- Plane Source
- plane wave
- plane-dendritic crystal
- planetary albedo
- Planetary Atmosphere
- planetary boundary layer
- planetary circulation
- planetary vorticity effect
- planetary wave
- Planetary Wave Formula
- planetary-geostrophic
- Plant Climate
- plant climate zone
- plasma
- plasmapause
- plasmasphere
- plate crystal
- Plateau Glacier
- Plateau Station
- Platelet
- Platykurtic
- playa
- Pleistocene climate
- Pleistocene epoch
- Pleistocene glaciation
- Pleistocene Ice Age
- Pliocene climatic optimum
- Plotting
- Plotting Board
- plotting model
- plotting position
- plotting symbols
- plow wind
- Plowshares
- plum rains
- plume
- plume rise model
- Plumes
- pluvial
- pluvial index
- pluvial period
- Pluviograph
- Pluviometer
- pluviometric coefficient
- pluviometric quotient
- pluviometry
- Pm-10
- Pm-2.5
- PMC
- PMSE
- PNA
- POD, FAR, and CSI
- Poechore
- poëchore
- POES
- Pogonip
- Poincare wave
- point
- point data
- point discharge
- point discharge current
- Point Discharge Currents
- Point Discharges
- point gauge
- point of occlusion
- point precipitation
- point rainfall
- point source
- point target
- Point Targets
- point vortex
- point-to-multipoint communication
- point-to-point communication
- poise
- Poiseuille flow
- Poiseuille–Hagen law
- Poisson constant
- Poisson distribution
- Poisson equation
- polacke
- polar air
- polar air depression
- polar amplification
- Polar Angle
- polar anticyclone
- Polar Atlantic Water
- Polar Axis
- Polar Blackout
- Polar cap absorption events
- Polar Cap Ice
- polar cell
- polar climate
- Polar Climates
- polar continental air
- polar coordinates
- Polar Cyclone
- Polar Cyclones
- polar easterlies
- polar front
- Polar Front Jet Stream
- polar frontal zone
- polar glacier
- Polar Glaciers
- polar high
- polar ice
- polar invasion
- polar low
- Polar Lows
- Polar Magnetic Storm
- polar maritime air
- polar mesospheric clouds
- polar mesospheric summer echoes
- polar night jet stream
- Polar Orbiting Satellites
- polar outbreak
- Polar stratospheric clouds
- polar trough
- Polar vortex
- polar wandering
- Polar Westerlies
- polar wind
- polar wind divide
- polar-easterlies index
- Polar-front theory
- Polar-orbiting operational environmental satellite
- polar-orbiting satellite
- polarimeter
- polarimetric radar
- Polarimetric Radars
- polariscope
- polarity
- polarizability
- polarization
- polarization matrix
- polarization-diversity radar
- polder
- pole
- pole of inaccessibility
- pole tide
- pole-star recorder
- pollen analysis
- Pollutant
- pollutant standards index
- Pollutants
- Pollution
- polycyclic aromatic hydrocarbons
- polyn'ya
- polynomial
- polytropic atmosphere
- polytropic process
- POMAR code
- pondage
- ponente
- Ponentino
- poniente
- pontias
- pool of cold air
- Pooling
- Poorga
- pop-up thunderstorm
- Popogaio
- population
- Populations
- poriaz
- Porlezzina
- porosity
- porous medium
- Portable Mesonet Stations
- PORTS
- Portugal Current
- position vector
- positive cloud-to-ground lightning
- positive discharge
- positive feedback
- Positive Ground Flash
- positive isothermal vorticity advection
- positive rain
- positron
- Post Processing
- postfrontal fog
- Postprocessing
- potamology
- potential
- potential density
- potential drop
- potential energy
- Potential Equivalent Temperature
- potential evaporation
- Potential Evaporation Rate
- potential evapotranspiration
- potential flow theory
- potential gradient
- Potential Index Of Refraction
- potential instability
- potential predictability
- potential refractive index
- potential refractivity
- potential temperature
- Potential Temperatures
- potential transpiration
- potential vorticity
- potentiometer
- Potentiometers
- Potentiometric Surface
- potometer
- poudrin
- poultry stress index
- powder snow
- power
- Power Densities
- power density
- power density spectrum
- power series
- power spectrum
- power-law profile
- Poynting vector
- PPI
- Ppi Scope
- practical salinity units
- praecipitatio
- prairie
- Prairie Climate
- Prandtl number
- Prandtl Numbers
- Pre Cold Frontal Squall Line
- preactivation
- Prebaratic Chart
- precession rate
- Precipitable water
- Precipitable Water Vapor
- Precipitation
- precipitation aloft
- precipitation area
- precipitation attenuation
- Precipitation Band
- Precipitation Bands
- precipitation ceiling
- Precipitation Cell
- precipitation current
- precipitation day
- precipitation duration
- precipitation echo
- precipitation effectiveness
- Precipitation Effectiveness Ratio
- precipitation electricity
- Precipitation Evaporation Index
- precipitation gauge
- Precipitation Generating Element
- precipitation intensity
- precipitation inversion
- precipitation physics
- precipitation regime
- precipitation scavenging
- Precipitation Shadow
- precipitation shield
- precipitation station
- precipitation trails
- precipitation trajectory
- precipitation-effectiveness index
- precipitation–evaporation ratio
- precipitators
- precision
- Precision Aneroid Barometer
- Predecessor rain event
- predictability
- predictability limit
- Predictand
- prediction
- Predictor
- preexponential factor
- Prefrontal Fog
- prefrontal squall line
- prefrontal thunderstorm
- Preliminary Phase
- Present Weather
- pressure
- pressure altimeter
- pressure altitude
- pressure anomaly
- Pressure Broadening
- Pressure Capsule
- pressure center
- Pressure Centers
- pressure coordinates
- pressure correlation
- Pressure Distribution
- Pressure Drag
- Pressure Field
- Pressure Fluctuation Spectrum
- pressure force
- Pressure Forces
- pressure gradient
- Pressure Gradient Force
- Pressure Gradients
- pressure head
- pressure ice
- pressure jump
- pressure jump detector
- Pressure Jumps
- pressure melting
- pressure pattern
- Pressure Reduction
- pressure ridge
- Pressure Ridges
- pressure spectrum
- pressure stress
- pressure surge
- pressure system
- Pressure Systems
- pressure tendency
- Pressure Tendency Chart
- Pressure Tendency Equation
- pressure tide gauges
- Pressure Topography
- pressure vertical coordinates
- pressure wave
- pressure-change chart
- pressure-fall center
- pressure-pattern flight
- pressure-rise center
- pressure-sphere anemometer
- Pressures
- prester
- prevailing visibility
- prevailing wind direction
- PRF
- Price meter
- primary circulation
- primary cyclone
- primary depression
- primary front
- Primary Low
- primary pollutants
- primary rainbow
- Primary Scattering
- primitive equations
- principal band
- principal components analysis
- Principal Front
- principal land station
- principal plane
- principal point
- principle of geometric association
- probabilistic process
- probability
- probability density function
- probability distribution
- Probability Distribution Function
- Probability Distributions
- probability forecast
- probability integral
- Probability Of Detection
- Probability of precipitation
- probability paper
- probability theory
- probable error
- probable maximum flood
- probable maximum precipitation
- probe
- Procedures
- process lapse rate
- product-moment
- production rule
- production system
- profile
- profile matching
- profile similarity
- profiler
- prog
- prog chart
- Prognosis
- prognostic chart
- prognostic clouds
- prognostic contour chart
- prognostic equation
- Prognostic Equations
- Prograde Orbit
- progressive wave
- projection
- Prominence
- Prominences
- propagation constant
- propagation effect
- propane
- propeller anemometer
- propeller-type current meter
- propeller-vane anemometer
- propene
- protected thermometer
- proton
- proton precipitation
- proton–proton chain
- protonosphere
- Protons
- proxy climate record
- Proxy Climate Records
- PSC
- Pseudo Cold Front
- pseudo front
- Pseudo Wet Bulb Potential Temperature
- Pseudo Wet Bulb Temperature
- pseudoadiabat
- pseudoadiabatic chart
- Pseudoadiabatic Diagram
- pseudoadiabatic expansion
- pseudoadiabatic lapse rate
- pseudoadiabatic process
- pseudocoloring
- pseudoequivalent potential temperature
- Pseudoequivalent Temperature
- pseudorandom numbers
- PSI
- PSMSL
- psu
- psychrometer
- Psychrometers
- psychrometric chart
- psychrometric constant
- psychrometric formula
- psychrometric tables
- psychrometry
- puelche
- pulse
- Pulse Amplitude Modulation
- pulse coding
- pulse compression
- pulse duration
- Pulse Duration Modulation
- Pulse Frequency
- Pulse Frequency Modulation
- pulse integration
- pulse integrator
- pulse length
- Pulse Length Modulation
- Pulse Lengths
- pulse modulation
- Pulse Period
- Pulse Phase Modulation
- Pulse Position Modulation
- Pulse Radar
- Pulse Repetition Frequencies
- pulse repetition frequency
- Pulse Time Modulation
- pulse volume
- Pulse Width
- Pulse Width Modulation
- pulse-pair processing
- pulse-time-modulated radiosonde
- pulsed radar
- pulsed-light cloud-height indicator
- Pulses
- pumping
- pumping head
- pumping test
- pumping water level
- purga
- purl
- purple light
- pycnocline
- pyranogram
- pyranograph
- pyranometer
- pyrgeometer
- pyrheliogram
- pyrheliograph
- pyrheliometer
- pyrheliometric scale
- pyrheliometry
- pyrhenerwind
- Pyrocumulonimbus
- Pyrocumulus
- pyrolysis
- pyrotechnic flare
- pyrradiometer
Q
- Q band
- Q burst
- Q Channel
- Q code
- Q noise
- Q vector
- Qarajel
- Qaus
- Qibla
- QPF
- quadrant analysis
- quadrant electrometer
- quadrature
- quadrature spectrum
- quality of snow
- quality of water
- quantile
- quantitative precipitation estimation
- quantitative precipitation forecast
- quantum theory
- Quara
- quartile
- Quartile Deviation
- Quasi Biennial Periodicity
- Quasi Stationary Time Series
- Quasi steady state
- quasi-biennial oscillation
- quasi-equilibrium
- quasi-hydrostatic approximation
- quasi-Lagrangian coordinates
- quasi-nondivergent
- quasi-stationary front
- quasi-stationary perturbation
- quasigeostrophic
- quasigeostrophic approximation
- quasigeostrophic current
- quasigeostrophic equations
- quasigeostrophic equilibrium
- quasigeostrophic motion
- quasigeostrophic theory
- quasiperiodic
- Quaternary climate
- Quaternary Ice Age
- Quaternary period
- quintile
R
- R Scopes
- R-meter
- R-scale
- R-scope
- rabal
- racoon
- radar
- radar algorithm
- radar altimeter
- radar altitude
- radar band
- radar beam
- radar calibration
- radar climatology
- radar coded message
- radar constant
- radar cross section
- radar displays
- radar duct
- Radar Echo
- Radar Echoes
- radar equation
- radar frequency band
- Radar Frequency Bands
- Radar Horizon
- radar hydrology
- Radar Hygrometer
- radar interferometry
- radar meteorological observation
- Radar Meteorological Observations
- radar meteorology
- radar mile
- radar observation
- Radar Observations
- radar polarimetry
- Radar Range Equation
- radar reflectivity
- Radar reflectivity factor
- radar report
- radar resolution
- Radar Resolution Volume
- radar return
- radar scatterometer
- radar signal spectrograph
- radar sounding
- radar storm detection
- radar theodolite
- Radar Volume
- radar weather observation
- radar wind sounding
- radar wind system
- radar–rain gauge comparison
- Radars
- radarscope
- Radarsonde
- radial inflow
- radial symmetry
- radial velocity
- radial wind
- radian
- radiance
- Radiance Temperature
- Radiances
- radiant
- radiant density
- radiant energy
- radiant exitance
- radiant exposure
- radiant flux
- radiant flux density
- radiant intensity
- Radiant Power
- radiant-energy thermometer
- radiation
- Radiation Balance
- radiation belts
- radiation chart
- Radiation Equilibrium
- Radiation Flux
- radiation fog
- radiation frost
- radiation inversion
- radiation laws
- radiation model
- radiation pattern
- Radiation Point
- radiation pressure
- radiation shield
- Radiation Thermometer
- radiation torque
- radiational cooling
- radiational tide
- radiative cooling
- radiative equilibrium
- radiative flux density
- radiative flux divergence
- radiative forcing
- radiative heating
- radiative transfer
- radiative–convective equilibrium
- radiative–convective model
- radiatively active gas
- radiator
- radiatus
- radio acoustic sounding system
- Radio Acoustic Sounding Systems
- radio atmometer
- radio beacon
- Radio blackout
- radio climatology
- radio direction finder
- radio direction finding
- Radio duct
- Radio Fadeout
- radio frequency
- radio frequency band
- Radio Frequency Bands
- Radio Goniometer
- radio hole
- radio horizon
- Radio Horizons
- radio meteorology
- radio navigation aid
- radio sounding
- radio source
- Radio Theodolite
- radio wave
- radio waves
- radio wind observation
- radioactive carbon
- radioactive dating
- radioactive decay
- radioactive fallout
- radioactive gas
- radioactive precipitation
- radioactive snow gauge
- radioactive-particle ionization
- radioactivity
- radiomaximograph
- radiometer
- Radiometers
- Radiometric Dating
- radiometry
- Radiosonde
- radiosonde balloon
- Radiosonde Commutator
- radiosonde ground equipment
- Radiosonde observation
- Radiosonde Observations
- Radiosonde recorder
- radiosonde station
- radiosonde system
- Radiosonde transmitter
- Radiosondes
- radius of protection
- Radius Vector
- radix layer
- RADOB
- radome
- radon
- raffiche
- RAFOS technology
- rafted ice
- Rageas
- ragged ceiling
- raggiatura
- Ragut
- rain
- rain and snow mixed
- Rain Area
- rain attenuation
- rain cloud
- rain crust
- rain day
- rain factor
- rain forest
- rain forest climate
- rain gauge
- Rain Gauge Shields
- Rain Gauge Wind Shield
- Rain Gauge Wind Shields
- Rain Gauges
- Rain Gush
- Rain Gust
- Rain Intensity Gauges
- rain making
- Rain Rate Gauge
- rain shadow
- rain shower
- Rain Showers
- rain simulator
- rain stage
- rain stimulation by artificial means
- rain washout
- rain-gauge shield
- rain-intensity gauge
- rain-out
- rainband
- rainbow
- Rainbows
- raindrop
- raindrop size distribution
- raindrop spectrograph
- Raindrops
- rainfall
- rainfall distribution
- rainfall duration
- Rainfall Effectiveness
- rainfall excess
- rainfall frequency
- Rainfall Intensity
- rainfall intensity pattern
- rainfall intensity return period
- Rainfall Inversion
- rainfall loss
- rainfall rate
- Rainfall Rates
- rainfall regime
- rainfall station
- Rainfalls
- Rains
- rainstorm
- Rainstorms
- rainy climate
- Rainy Climates
- rainy season
- ram penetrometer
- ramp structure
- ramsonde
- random
- random error
- Random Errors
- random forecast
- random numbers
- random process
- random sample
- Random Samples
- random sea
- random variable
- Random Variables
- random walk model
- randomization
- randomized seeding trial
- randomness
- range
- range aliasing
- range attenuation
- range distortion
- range error
- Range Folding
- range gate
- Range Gates
- Range Gating
- range marker
- range normalization
- range resolution
- range–height indicator
- Rankine temperature scale
- Rankine vortex
- RAOB
- Raoult's law
- rapid distortion theory
- rapid interval imaging
- rapid interval scan
- Rapid Scan Mode
- rare gases
- rare optical phenomenon
- Rarefaction Wave
- RAREP
- RASAPH
- RASS
- rate coefficient
- Rate Coefficients
- rate constants
- rate of accretion
- Rate Of Rainfall Gauge
- rate-of-climb indicator
- rating curve
- Rating Curves
- rating flume
- Rational Horizon
- rational method
- raw
- raw moment
- raw water
- rawin
- rawin target
- Rawinsonde
- rawinsonde observation
- ray
- ray tracing
- Rayleigh atmosphere
- Rayleigh Benard Convection
- Rayleigh number
- Rayleigh optical depth
- Rayleigh phase function
- Rayleigh scattering
- Rayleigh Smoothness Criterion
- Rayleigh wave
- Rayleigh–Bénard convection
- Rayleigh's formula
- Rayleigh's scattering law
- RDF
- reach
- reaction kinetics
- reaction order
- reaction rate
- Real Horizon
- real time
- real-time processing
- real-time transmission
- reanalysis
- rear of a depression
- rear-inflow jet
- Reaumur temperature scale
- rebat
- reboyo
- recco
- RECCO code
- received power
- receiver
- receiver (noise) temperature
- receiver gain
- Receivers
- recession
- recession curve
- Recessions
- recharge
- recharge area
- recharge capacity
- recirculation
- recombination
- recombination coefficient
- recombination energy
- recon
- reconnaissance
- record observation
- recording albedometer
- recording instrument
- recording potentiometer
- Recording rain gauge
- recovery test
- recovery time
- Rectangular Cartesian Coordinates
- Rectangular Curvilinear Coordinates
- Rectilinear Current
- Rectilinear Wind Shear
- recurrence formula
- Recurrence Frequency
- Recurrence Interval
- recurvature
- Recurving tropical cyclone
- recycled water
- red flash
- red noise
- Red Sea Water
- red snow
- red tide
- reduced gravity
- reduced grid
- reduced pressure
- Reduced Temperature
- reduction
- reduction of pressure to a standard level
- reduction of temperature to mean sea level
- Reech number
- Reference Atmosphere
- reference crop evaporation
- Reference Frame
- reflectance
- reflection
- reflection coefficient
- Reflection Nephoscope
- reflection rainbow
- reflectivity
- reflectivity factor
- reflector
- Refoli
- refraction
- refraction coefficient
- refraction diagram
- Refraction Index
- refraction of water waves
- refractive index
- Refractive Modulus
- refractivity
- refractometer
- Refsdal Diagram
- regelation
- regeneration of a depression
- regime
- regime channel
- Region Of Escape
- region of influence
- regional air pollution
- regional analysis
- regional basic synoptic network
- regional broadcast
- regional climate model
- regional forecast
- Regional Meteorological Center
- Regional Meteorological Centers
- Regional Meteorological Telecommunications Network
- register
- Regressand
- regression
- regression analysis
- regression coefficient
- regression equation
- Regression Function
- regression line
- Regressor
- regular broadcast
- Regular Reflector
- Rejection Region
- relative angular momentum
- Relative Contour
- relative coordinate system
- relative current
- relative evaporation
- relative frequency
- Relative Gradient Current
- Relative Humidities
- Relative humidity
- relative humidity with respect to ice
- Relative Hypsography
- relative ionospheric opacity meter
- Relative Isohypse
- relative momentum
- relative permeability
- relative permittivity
- relative reduction
- relative sea level
- Relative sunspot number
- Relative Topography
- relative velocity
- relative vorticity
- relaxation method
- relaxation of a trough
- relaxation time
- relaxed eddy accumulation
- remote sensing
- Remote Sensing Of The Atmosphere
- Removal Correction
- Repetition Frequency
- representative basin
- representative meteorological observation
- representativeness
- Research to Operations
- Reseau
- réseau
- reservoir
- reservoir compounds
- Reservoirs
- reshabar
- residence time
- residual
- residual depression storage
- residual layer
- residual mass curve
- Residual variance
- Resistance
- resistance thermometer
- resistivity
- Resolution
- Resolution Volume
- resonance
- resonance fluorescence
- resonance theory
- resonance trough
- resonance waves over hills
- resonance waves over thermals
- resonator
- responder
- response analysis
- response function
- Response Time
- responsive parameterization
- rest mass
- restoring
- resultant
- resultant wind
- retarded flow
- retarding basin
- retention curve
- retention storage
- retreater
- retrograde depression
- Retrograde Orbit
- Retrograde System
- retrograde wave
- retrogression
- retroreflection
- retroreflector
- return flow
- return period
- return stroke
- Return Strokes
- returning polar maritime air
- reversal of the monsoon
- reversal temperature
- reverse cell
- reverse flow thermometer housing
- reverse-oriented monsoon trough
- Reversed Tide
- reversible moist-adiabatic process
- reversible process
- reversing current
- reversing thermometer
- Reversing Thermometers
- revised local reference
- revolving storm
- Reynolds averaging
- Reynolds effect
- Reynolds number
- Reynolds Numbers
- Reynolds stresses
- RF
- RF signal
- RHI
- Rhi Scope
- rhumb-line course
- ribbon lightning
- ribut
- Richardson number
- Ridge
- Ridge Aloft
- ridge line
- Ridge Lines
- Ridge Of High Pressure
- Ridges
- riefne
- Rig
- right ascension
- right-hand rotation
- right-handed rectangular coordinates
- rime
- rime fog
- rime ice
- rime rod
- Rind Ice
- Rinehart projection
- Ringelmann chart
- Ringelmann Shades
- Riometer
- rip
- rip current
- ripe
- ripening of snow
- ripple
- ripple wave
- rise time
- rising limb
- rising tide
- river
- river basin
- river forecast
- river gauge
- river stage
- river surface temperature
- river system
- rmse
- RMTN
- Road weather
- roaring forties
- ROB
- Robin Hood's wind
- robin sphere
- Robitzsch actinograph
- rockair
- rocket
- rocket lightning
- rocket-triggered lightning
- Rockets
- rocketsonde
- ROFOR
- ROFOT
- Rogue Wave
- Roll
- roll cloud
- Roll Vortex
- rollers
- rolls
- ROMET
- rondada
- Rontgen Ray
- Röntgen ray
- root-mean-square error
- rope cloud
- Ropes Of Maui
- rosau
- Rosemount temperature housing
- Rossby Diagram
- Rossby Formula
- Rossby number
- Rossby number similarity
- Rossby Numbers
- Rossby parameter
- Rossby radius of deformation
- Rossby regime
- Rossby Term
- Rossby wave
- Rossby Waves
- Rossby–gravity wave
- rotary current
- Rotating Beam Ceilometer
- rotating multicylinder
- rotating Reynolds number
- Rotation Reynolds Number
- rotational
- rotational instability
- rotenturm wind
- Rotor
- Rotor cloud
- Rotor Clouds
- Rotors
- rotoscope
- rotten ice
- rough air
- Rough Surface
- Roughness Coefficient
- Roughness Length
- Roughness Lengths
- Roughness Parameter
- roughness sublayer
- roundoff error
- route component
- route cross section
- route forecast
- Route Forecasts
- rubber ice
- rule
- Rule Based Systems
- Rule Of Thumb
- rule-based system
- Rules
- rules of inference
- Running Mean
- runoff
- runoff coefficient
- runoff cycle
- runoff plot
- runway elevation
- runway observation
- runway temperature
- runway visibility
- runway visual range
- rush of snowmelt flood
- Rushabar
- RVR
S
- S Band
- S Caire
- S-curve
- S-curve method
- S-scale
- S-values
- Saddle Point
- saddle-back
- Saffir–Simpson hurricane scale
- SAGE
- Saharan air layer
- sahel
- Sail
- sailing directions
- Saint Elmo S Fire
- Salinities
- salinity
- salinity bridge
- salinometer
- salt content
- salt fingering
- salt haze
- salt lens
- salt seeding
- Saltation
- saltwater intrusion
- SAM
- sample
- SAMS
- San Marco satellites
- sand auger
- Sand Devil
- sand haze
- Sand Mist
- Sand Pillar
- sand snow
- sand wall
- sand whirl
- Sand Whirls
- sandstorm
- Sandstorms
- sansar
- Santa Ana
- Santa Rosa storm
- Saoet
- SAR
- Sarca
- sàrca
- Sargasso Sea
- Sarsar
- sastruga
- sastrugi
- Satan
- Satellite
- satellite image navigation
- Satellite Infrared Spectrometer
- satellite meteorology
- Satellite pour l'Observation de la Terre
- satellite sounding
- Satellite Subpoint
- Satellite Wind Estimate
- Satellite Winds
- satellite zenith angle
- Satin Ice
- saturated soil
- saturated zone
- saturation
- Saturation Adiabat
- Saturation Adiabatic Lapse Rate
- Saturation Adiabatic Process
- saturation deficit
- Saturation equivalent potential temperature
- saturation level
- Saturation Levels
- saturation mixing ratio
- saturation point
- saturation pressure
- saturation signal
- saturation specific humidity
- saturation static energy
- saturation temperature
- Saturation vapor pressure
- savanna
- Savanna Climate
- Savart polariscope
- sawtooth wave
- SBL
- SBL strength
- Sbli
- SBUV
- scalar
- scalar product
- scale
- scale analysis
- scale factor
- scale height
- Scale Of Turbulence
- Scales
- SCAMS
- scan line
- scanner
- scanning
- Scanning Microwave Spectrometer
- Scanning Multifrequency Microwave Radiometer
- scanning radiometer
- SCAPE
- Scarf Cloud
- scatter
- scatter angle
- scatter diagram
- scatter propagation
- scattered
- scattered power
- scattered radiation
- Scattergram
- scattering
- scattering area coefficient
- scattering coefficient
- scattering cross section
- scattering efficiency factor
- scattering function
- scattering matrix
- scatterometer
- scavenging by precipitation
- scavenging coefficient
- scharnitzer
- Schlernwind
- schlieren
- Schmidt number
- Schuman–Ludlam limit
- Schumann resonance
- Schumann Resonances
- scintillation
- scintillometer
- Scirocco
- Sciron
- SCMR
- Scofield–Oliver technique
- scope
- Scorer parameter
- Scotch mist
- scotopic vision
- SCR
- screen
- screened pan
- screening layer
- scrubber
- scud
- SCV
- sea
- sea breeze
- Sea Breeze Fronts
- Sea Breezes
- sea clutter
- Sea Echo
- sea fog
- Sea Horizon
- sea ice
- Sea level
- Sea Level Chart
- Sea Level Datum
- Sea Level Horizon
- sea level measurements
- sea level pressure
- Sea Level Pressure Chart
- Sea Level Pressures
- sea level rise
- Sea Levels
- Sea Rainbow
- Sea Return
- sea smoke
- sea state
- sea surface temperature
- Sea Surface Temperatures
- sea turn
- sea-breeze front
- sea-salt nucleus
- Sea-Viewing Wide Field-of-View Sensor
- search radar
- search space
- searchlight
- searchlighting
- Seasat
- Seasat'' surface wind
- season
- Seasons
- SeaStar
- seawater
- seawater intrusion
- seawater thermometer
- SeaWiFS
- SEC
- seca
- Secaire
- SECC
- Secchi disk
- sechard
- seclusion
- second law of thermodynamics
- Second Order Stations
- Second Summer
- Second Trip Echoes
- second-foot
- second-foot day
- second-order climatological station
- second-order closure
- second-order reaction
- second-order station
- second-trip echo
- second-year ice
- secondary bands
- secondary circulation
- Secondary Circulations
- secondary cold front
- secondary cyclone
- secondary depression
- secondary emission
- Secondary Flow
- secondary front
- Secondary Fronts
- secondary hydrometric station
- secondary ice crystal
- secondary instrument
- Secondary Low
- secondary pollutants
- secondary rainbow
- Secondary Scattering
- sector scan
- sector wind
- sectorized image
- Secular Trend
- secular variation
- sediment
- sediment concentration
- sediment discharge rating
- sediment grading
- sediment sampler
- sediment yield
- sediment-carrying capacity
- sedimentation
- sedimentation diameter
- sedimentology
- Seeability
- seeder–feeder
- Seeding
- seeding agent
- seeding devices
- seeding rate
- seeing
- seepage face
- seepage spring
- seepage velocity
- seiche
- Seiches
- Seismic Sea Wave
- seismograph
- SEISS
- Seistan
- selatan
- selection rules
- selective absorption
- Selective Chopper Radiometer
- selective scattering
- selene
- self-collection
- self-healing of atmosphere
- selsyn
- selvas
- SEM
- semantic network
- Semi Interquartile Range
- semi-implicit method
- semi-Lagrangian method
- semiannual oscillation
- semiarid climate
- Semiarid Climates
- semiarid zone
- Semiconfined Aquifer
- semidiurnal tide
- semigeostrophic equations
- semigeostrophic motion
- semigeostrophic theory
- semipermanent anticyclone
- semipermanent depression
- sensible heat
- sensible heat flow
- Sensible Horizon
- sensible temperature
- Sensing element
- sensitivity
- sensitivity time control
- Sensor
- Sensors
- Separation Of Flow
- separation of variables
- sequence
- Sequences
- serac
- serein
- serial communications
- serial correlation
- Serial Correlation Coefficient
- serial station
- servo loop
- Sesquiterpenes
- set
- Severe Local Storm
- severe storm
- Severe Storms
- severe weather
- severe weather threat index
- severe-storm observation
- SEVIRI
- SFAZI code
- SFAZU code
- sferics
- sferics fix
- sferics observation
- sferics receiver
- sferics source
- shadow
- shadow band pyranometer
- shadow bands
- shadow zone
- Shaitan
- shale ice
- shallow convection parameterization
- shallow fog
- shallow low
- shallow water approximation
- shallow water wave
- shaluk
- shamal
- Shamsir
- sharki
- sharp-edged gust
- shear
- shear flow
- Shear Hodograph
- Shear Instability
- shear layer
- shear line
- shear production
- shear ridge
- shear vector
- shear wave
- shear–gravity wave
- Shearing Deformation
- shearing instability
- shearing stress
- Shearing Wave
- Shears
- sheet erosion
- Sheet Flow
- sheet frost
- sheet ice
- sheet lightning
- Sheet Wash
- shelf cloud
- Shelf Clouds
- Shelf Ice
- shelf waves
- shell ice
- Shelter
- shelterbelt
- Shelterbelts
- sheltering coefficient
- Shemaal
- sherki
- SHF
- shield
- Shimal
- Shimmer
- shine
- Shines
- ship motion
- ship report
- ship routing
- ship synoptic code
- shoal
- shoaling
- shock wave
- Shock Waves
- shore ice
- shore lead
- short wave
- short-crested wave
- short-range forecast
- short-term hydrologic forecast
- shortwave radiation
- Showalter Stability Index
- shower
- Showers
- shuga
- Shumal
- shuquee
- shurgee
- shurkiya
- SI
- Si Giring Giring
- Siberian Anticylcone
- Siberian high
- SID
- side-scanning sonar
- sideband
- Sidelobe
- sidelooking radar
- sidereal year
- siffanto
- sigma vertical coordinate
- sigma-n
- sigma-STp
- sigma-t
- sigma-t,p
- Sigma-theta
- sigma-zero
- SIGMET information
- signal
- signal generator
- Signal Intensity
- signal strength
- signal velocity
- signal-to-noise ratio
- Signals
- signature
- signature analysis techniques
- Significance Level
- significance test
- significant level
- Significant Levels
- significant wave
- significant wave height
- significant weather
- significant weather chart
- sigua
- sikussak
- sill depth
- silt
- silt-discharge rating
- silver frost
- silver iodide
- Silver Iodide Seeding
- Silver Storm
- Silver Thaw
- silver-disk pyrheliometer
- similarity
- similarity relationship
- Similarity Theories
- similarity theory
- Similarity Theory Of Turbulence
- Simm
- simoom
- Simple Average
- simple harmonic wave
- Simple Linear Correlation
- Simple Reflector
- Simple Vortex
- simple wave
- sine galvanometer
- single drift correction
- Single Grid Heading Navigation
- single observer forecasting
- single scattering
- single-heading navigation
- single-scatter albedo
- single-station analysis
- single-station forecasting
- single-theodolite observation
- singular corresponding point
- singular point
- singular value decomposition
- singular vectors
- singularity
- sink
- sink processes for trace gases
- sinkhole
- sinking
- Sinks
- Sintering
- sinusoidal pattern
- siphon barograph
- siphon barometer
- Siphon Barometers
- sirocco
- Sirocco Di Levante
- Siroeang
- SIRS
- SIS
- Site
- site characterization
- site of station
- Six's thermometer
- size parameter
- skavler
- Skew t-logp diagram
- skewness
- Skill
- Skill Score
- skin drag
- skin friction
- skin-friction coefficient
- skip effect
- Skiron
- sky
- sky cover
- Sky luminance
- sky map
- Sky Radiation
- sky slightly clouded
- sky sweeper
- sky wave
- Sky–ground luminance ratio
- skyhook balloon
- Skylight
- slab approximation
- slab layer
- slab model
- slablike motion
- slack water
- slake
- slant range
- slant visibility
- slantwise convection
- slantwise convective available potential energy
- Slatan
- Sleeper
- sleet
- slice method
- sliding scale
- sling psychrometer
- sling thermometer
- slope area method
- Slope Current
- slope flow
- Slope Flows
- slope of a front
- slope of an isobaric surface
- Slope Water
- slope winds
- slope windstorm
- Slow Ion
- slow manifold
- slow tail
- sludge
- Sludging
- sluff
- slug test
- slush
- slush icing
- small calorie
- Small Calories
- small circle
- small eddy closure
- small eddy theory
- Small hail
- Small Halo
- small ion
- Small Ions
- small perturbation
- Small Perturbations
- small-craft warning
- small-ion combination
- smaze
- SMMR
- SMO
- smog
- smog chambers
- smoke
- smoke horizon
- smoke pall
- smoke plumes
- smokes
- Smooth Surface
- smoothing
- SMS
- smudging
- Snap
- snappy
- Snel's law
- Snell S Law
- Sno
- SNOTEL
- Snow
- snow accumulation
- snow banner
- snow blindness
- snow blink
- snow board
- snow cap
- snow climate
- snow cloud
- snow concrete
- snow course
- snow cover
- snow crust
- snow crystal
- Snow Crystals
- snow day
- snow density
- Snow Depth
- Snow drought
- snow eater
- snow fence
- Snow Fences
- snow flurry
- snow forest climate
- Snow Forest Climates
- snow garland
- snow gauge
- snow geyser
- snow grains
- snow ice
- snow line
- snow mat
- Snow Mist
- snow patch
- Snow Pellets
- snow pillow
- Snow Plume
- Snow Ripple
- snow roller
- snow sampler
- Snow Scale
- snow shed
- snow shower
- Snow Sky
- Snow Smoke
- snow stage
- snow stake
- snow survey
- snow trails
- snow tremor
- Snow Tube
- snow-cover chart
- snow-generating level
- snowbreak
- snowcreep
- Snowcrete
- snowdrift
- snowdrift glacier
- Snowdrift Glaciers
- snowdrift ice
- Snowdrifts
- snowfall
- snowfield
- snowflake
- Snowflakes
- snowmelt
- snowmelt flood
- snowpack
- snowpack yield
- Snowquake
- Snowslide
- snowstorm
- Snowstorms
- SNR
- socked in
- sodar
- Sodars
- sodium
- SOFAR technology
- Soft Hail
- soft radiation
- soft rime
- soft water
- soil air
- Soil Atmosphere
- soil creep
- Soil Flow
- soil moisture
- soil moisture content
- soil moisture deficit
- soil moisture profile
- soil moisture tension
- soil stripe
- soil temperature
- Soil Temperatures
- soil thermograph
- soil thermometer
- soil zone
- soil-water pressure
- soilclime
- sol–air temperature
- solaire
- solano
- Solar activity
- Solar angle
- solar atmospheric tide
- solar aureole
- Solar Backscatter Ultraviolet Radiometer
- solar climate
- Solar Constant
- Solar Corona
- Solar cycle
- solar day
- Solar Flare
- Solar flux
- Solar Imaging Suite
- solar infrared
- Solar Maximum
- Solar Minimum
- Solar Prominence
- Solar proton event
- solar radiation
- solar radiation observation
- solar radio emission
- solar signal
- solar spectrum
- solar tide
- Solar Tides
- Solar wind
- Solar X-ray Imager
- solar zenith angle
- solar–terrestrial relationships
- solar–topographic theory
- solarimeter
- Solaure
- solenoid
- solenoidal
- Solenoidal index
- Solenoids
- solid rotation
- solifluction
- solitary wave
- soliton
- solore
- solstice
- Solstices
- solubility
- Somali Current
- Somali jet
- Sondo
- sonic anemometer
- Sonic Anemometers
- sonic thermometer
- Sonic Wave
- sonora
- sonora weather
- soot
- Sopero
- sorbtion nucleus
- soroche
- sorption
- sou'easter
- sou'wester
- Soul Dre
- Soulaire
- Souledre
- sound
- sound channel
- sound pressure level
- sound wave
- Sound Waves
- sounder
- Sounders
- sounding
- sounding balloon
- Sounding Balloons
- sounding pole
- sounding weight
- Soundings
- source
- source region
- Source Strength
- source terms
- Sources
- South Atlantic convergence zone
- South Atlantic Current
- South Atlantic high
- South Equatorial Countercurrent
- South Equatorial Current
- South Equatorial Currents
- south foehn
- South Indian Ocean Current
- South Indian Ocean Currents
- South Java Current
- South Java Currents
- South Pacific convergence zone
- South Pacific Current
- Southeast Storm Warning
- southeast trades
- southeaster
- souther
- Southerly Burster
- Southern Lights
- Southern Oscillation
- Southern Oscillation index
- southwest monsoon
- Southwest Monsoon Current
- Southwest Storm Warning
- southwester
- sover
- SOx
- Soya Warm Current
- space charge
- Space Environment In-Situ Suite
- Space Environmental Monitor
- space weather
- spark discharge
- spatial average
- spatial dendrite
- SPCZ
- SPECI
- special observation
- Special Sensor Microwave Imager
- Special Sensor Microwave Temperature
- special weather report
- special weather statements
- specific
- Specific Absorption
- Specific Attenuation
- specific capacity
- specific conductance
- specific discharge
- specific energy
- Specific Enthalpy
- Specific Entropy
- Specific Flux
- specific gravity
- Specific Heat
- specific heat capacity
- Specific Heats
- Specific Humidities
- Specific humidity
- Specific Intensity
- specific retention
- specific storage
- specific volume
- Specific Volumes
- specific yield
- specific-volume anomaly
- Specification
- Spectral density
- spectral diffusivity
- spectral function
- spectral gap
- spectral hygrometer
- spectral interval
- spectral irradiance
- spectral line
- Spectral Lines
- spectral method
- spectral model
- spectral numerical analysis
- spectral numerical prediction
- spectral radiance
- spectral similarity
- spectral transform model
- Spectre Of The Brocken
- spectrobolometer
- spectrograph
- spectroheliograph
- Spectrohelioscope
- spectrometer
- spectrophotometer
- spectropyrheliometer
- spectroscope
- spectroscopy
- spectrum
- Spectrum Density
- specular reflection
- specular reflector
- speed of light
- speed of sound
- speed-up height
- speed-up ratio
- speed-up wind
- sphere calibration
- spherical albedo
- spherical coordinates
- spherical harmonic
- spherical harmonics
- spherical pyranometer
- spherical pyrgeometer
- spherical pyrradiometer
- spherical shell apparatus
- spherical symmetry
- spherical wave
- Spherics
- Spicule
- Spicules
- spider lightning
- spillover
- spillway
- spillway capacity
- spillway design flood
- Spillways
- spin-scan cloud camera
- spindown time
- Spinning Enhanced Visible and Infrared Imager
- spinup time
- Spiral Band
- spiral scanning
- spirit thermometer
- spissatus
- spit
- Spitzbergen Current
- splash
- spline function
- splintering
- split cold front
- split window
- split-explicit method
- splitting convective storm
- spongy ice
- spontaneous nucleation
- sporadic E-layer
- SPOT
- spot wind
- Spotting
- Spout
- spray electrification
- spread
- spread skill correlation
- spread-F
- spring
- spring crust
- Spring Equinox
- Spring Sludge
- spring snow
- spring tapping
- spring tide
- sprinkle
- sprite
- Sq
- squall
- Squall line
- Squall Lines
- squall-line thunderstorm
- Squalls
- square wave
- SREH
- SSM/I
- SSM/T
- SSU
- St Ve Diagram
- St. Elmo's fire
- St. Luke's summer
- St. Martin's summer
- St. Swithin's Day
- stability
- stability categories
- stability chart
- Stability Charts
- Stability index
- Stability Parameter
- stable air
- stable air mass
- stable boundary layer
- stable motion
- stable oscillation
- stable profile
- stable wave
- stack effect
- stacking
- staff gauge
- stage
- Stage Relation
- stage-discharge relation
- staggered grid
- Stagnant Glacier
- stagnation area
- stagnation pressure
- stalling Mach number
- stalo
- stand
- standard
- standard artillery atmosphere
- standard artillery zone
- Standard atmosphere
- standard atmospheric pressure
- standard density
- standard density altitude
- standard depth
- standard deviation
- Standard Deviations
- standard error
- Standard Error Of Estimate
- Standard gravity
- standard isobaric surface
- Standard nonrefracting condition
- Standard precipitation index
- standard pressure
- standard pressure altitude
- standard project flood
- standard propagation
- Standard Refraction
- Standard Seawater
- standard target
- standard temperature
- standard temperature and pressure
- standard time of observation
- Standard Visibility
- Standard Visual Range
- standardized variate
- Standards
- standing cloud
- Standing Clouds
- Standing Eddies
- standing wave
- Standing Waves
- standpipe storage precipitation gauge
- Stanton number
- Stark effect
- starting plume
- state of ground
- state of the sea
- state of the sky
- State Parameter
- state variable
- State Variables
- static
- static energies
- static energy
- static instability
- static level
- static pressure
- static pressure port
- static stability
- station
- station circle
- station continuity chart
- station designator
- station elevation
- Station Identifier
- station index number
- station location
- station model
- station pressure
- station-year method
- stationary eddies
- Stationary Front
- Stationary Gaussian Process
- Stationary Gaussian Time Series
- Stationary Motion
- stationary orbit
- Stationary Phase
- stationary process
- stationary source
- stationary time series
- stationary wave
- Stationary Waves
- stationary-state hypothesis
- stationary-wave length
- Stations
- statistic
- statistical
- Statistical Dependence
- statistical forecast
- Statistical Forecasts
- statistical independence
- Statistical Interpolation
- Statistical Parameter
- Statistical Significance Test
- statistical–dynamical model
- statistics
- Statute Mile
- staubosphere
- steadiness
- steady flow
- Steady Motion
- steady state
- Steady State Hypothesis
- steam
- steam devils
- steam fog
- Steam Mist
- steepness
- steering
- Steering Current
- steering flow
- steering level
- steering line
- Stefan–Boltzmann constant
- Stefan–Boltzmann law
- stellar crystal
- Stellar Scintillation
- stem flow
- step function
- steppe
- steppe climate
- Stepped Function
- stepped leader
- steradian
- stereo image
- stereographic image
- stereographic projection
- stereoscopic image
- Steric Anomaly
- Stevenson screen
- Sticking Coefficient
- stiff system
- Stikine wind
- stilb
- still well
- still-water level
- stilling-well gauges
- Stirring
- stochastic
- stochastic hydrology
- stochastic model
- stochastic particle modeling
- stochastic process
- stoke
- Stokes S Streamfunction
- Stokes wave
- Stokes's drift
- Stokes's drift velocity
- Stokes's law
- Stokes's theorem
- Stokesian Wave
- stomatal resistance
- Stone Ice
- stooping
- storage coefficient
- storage curve
- storage equation
- storage ratio
- Storage Routing
- storage term
- Storativity
- Storm
- storm chaser
- storm duration
- Storm Loss
- storm model
- storm surge
- Storm tide
- storm track
- storm transposition
- storm warning
- Storm Warning Signals
- Storm Warnings
- storm wave
- storm wind
- storm-relative environmental helicity
- storm-warning signal
- storm-warning tower
- Storms
- STP
- Straight Line Winds
- straight-line wind
- strain tensor
- stratification
- stratified fluid
- stratiform
- stratiform cloud
- stratiform precipitation area
- stratiformis
- stratocumulus
- Stratocumulus Castellanus
- Stratocumulus Floccus
- Stratocumulus Lenticularis
- Stratocumulus Mammatus
- Stratocumulus Opacus
- Stratocumulus Perlucidus
- Stratocumulus Radiatus
- stratocumulus stratiformis
- Stratocumulus Translucidus
- Stratocumulus Undulatus
- Stratocumulus Vesperalis
- stratopause
- stratosphere
- Stratospheric Aerosol Gas Experiment
- Stratospheric Aerosol Measurement
- Stratospheric and Mesospheric Sounder
- stratospheric coupling
- stratospheric oscillation
- Stratospheric Sounding Unit
- stratospheric steering
- stratospheric sulfate layer
- stratospheric warming
- stratus
- stratus fractus
- Stratus Nebulosus
- Stratus Opacus
- Stratus Translucidus
- Stratus Undulatus
- strays
- streak lightning
- stream
- stream frequency
- stream gauge
- stream gauging
- stream hydrograph
- stream network
- stream order
- stream piracy
- stream profile
- stream segment
- stream tube
- streamer
- streamflow
- streamflow routing
- streamfunction
- streamline
- Streamline Flow
- Streamlines
- Streams
- streamwise vorticity
- Streeter–Phelps equation
- stress
- stress tensor
- stretched gridded data
- stretched VISSR data
- Stretching Deformation
- striations
- Stroke
- stroke density
- strong breeze
- Strouhal number
- structural stability
- Structure Constant
- structure function
- Student's t-test
- Sturmpause
- Stuve Diagram
- Suahili
- subantarctic front
- Subantarctic Mode Water
- Subantarctic Upper Water
- subantarctic zone
- Subarctic Climate
- Subarctic Current
- Subarctic Intermediate Water
- Subarctic Upper Water
- subatomic particle
- SubBoreal
- subcloud layer
- Subcooling
- subduction
- subfrontal cloud
- subgelisol
- subgeostrophic wind
- subgradient wind
- Subgrid Scale Parameterization
- subgrid-scale process
- subhumid climate
- subjective forecast
- sublimation
- sublimation nucleus
- sublimation of ice
- submesoscale coherent vortices
- suborbital track
- subpoint
- Subpolar Anticyclone
- subpolar glacier
- subpolar high
- subpolar low pressure belt
- Subpolar Westerlies
- Subrefraction
- subregional broadcast
- subsidence
- subsidence inversion
- Subsoil Ice
- substandard propagation
- Substantial Derivative
- subsun
- subsurface current
- subsurface float
- subsurface flow
- subsurface storm flow
- subsurface water
- Subterranean Ice
- subterranean stream
- subtrack
- Subtropical Anticyclone
- subtropical calms
- subtropical climate
- subtropical convergence
- subtropical countercurrent
- Subtropical cyclone
- Subtropical Easterlies
- subtropical easterlies index
- subtropical front
- subtropical high
- subtropical high pressure belt
- Subtropical High Pressure Belts
- Subtropical Highs
- subtropical jet stream
- Subtropical Mode Water
- subtropical ridge
- Subtropical Westerlies
- subtropics
- Suchovei
- suction vortices
- sudden change report
- sudden ionospheric disturbance
- Sudden Warming
- sudois
- suer
- suestada
- sugar berg
- Sugar Snow
- sukhovei
- sulfates
- sulfur dioxide
- sulfur hexafluoride
- sulfur rain
- sulfuric acid
- Sulfurous Smog
- sultriness
- sumatra
- Summation Notation
- summation principle
- summer
- summer monsoon
- summer solstice
- sun cross
- sun crust
- Sun Dog
- Sun Drawing Water
- sun pillar
- sun pointing
- Sun Synchronous Orbits
- sun-synchronous orbit
- sun-synchronous satellite
- sun–weather correlation
- sunglint
- sunlight
- sunlit aurora
- Sunrise
- sunscald
- sunset
- sunshine
- sunshine recorder
- Sunspot
- sunspot cycle
- sunspot maximum
- sunspot minimum
- Sunspot Number
- Sunspot Relative Number
- Sunspots
- super high frequency
- super pressure balloon
- superadiabatic lapse rate
- superbolt
- supercell
- supercell tornado
- Supercells
- supercooled cloud
- Supercooled Clouds
- supercooled fog
- Supercooled large drops
- supercooled rain
- Supercooled water
- supercooling
- supercritical flow
- supergeostrophic wind
- supergradient wind
- superimposed ice
- superior air
- superior mirage
- Superior Mirages
- supernumerary rainbows
- superposed-epoch method
- Superrefraction
- supersaturation
- Supersaturations
- supersonic
- superstandard propagation
- supertyphoon
- supplemental observations
- supplementary features
- supplementary land station
- supplementary meteorological office
- supplementary observation
- supplementary station
- supply current
- Supragelisol
- suprapermafrost layer
- sur
- Suracon
- suraçon
- surf
- surf beat
- surf zone
- Surface Air Temperature
- surface albedo
- surface boundary layer
- surface chart
- Surface Charts
- Surface Composition Mapping Radiometer
- surface current
- surface detention
- Surface Energy
- surface energy balance
- surface float
- Surface Flow
- surface forecast chart
- Surface Free Energy
- surface friction
- Surface Front
- surface gravity wave
- surface hoar
- surface integral
- surface inversion
- Surface Layer
- Surface Layers
- Surface Map
- Surface Observation
- Surface Of Constant Amplitude
- surface of constant phase
- surface of discontinuity
- surface ozone
- surface pressure
- Surface Radiation Balance
- surface radiation budget
- surface renewal model
- surface retention
- surface roughness
- surface runoff
- Surface Storage
- Surface Synoptic Chart
- Surface Synoptic Station
- surface temperature
- surface tension
- surface thermometer
- surface trough
- surface velocity
- surface visibility
- surface water
- surface water hydrology
- surface wave
- Surface Waves
- surface weather observation
- Surface Weather Observations
- Surface Wetness
- Surface Wetness Duration
- surface wind
- surface wind stress
- Surface Winds
- surface-based lifted index
- surfactant film
- Surficial Creep
- surge
- surge current
- surge line
- suroet
- survey datum
- Suspended Phase
- Suspending Phase
- suspension
- Suspensoid
- sustained wind speed
- Swallow float
- Swallow Storm
- swash
- sway
- Sweat Index
- sweep
- sweep length
- swell
- SWI
- SXI
- Sylphon
- sylvanshine
- Symbol
- Symbols
- symmetric instability
- symmetry point
- synchronous communication
- synchronous detection
- Synchronous Meteorological Satellite
- SYNOP code
- synoptic
- synoptic analysis
- synoptic chart
- Synoptic Charts
- synoptic climatology
- synoptic code
- synoptic forecasting
- synoptic hour
- synoptic meteorology
- synoptic model
- Synoptic Observation
- synoptic report
- Synoptic Reports
- synoptic scale
- synoptic situation
- Synoptic Situations
- synoptic station
- Synoptic Stations
- synoptic type
- synoptic wave chart
- synoptic weather observation
- Synoptic Weather Observations
- synthetic aperture radar
- synthetic hydrograph
- systematic error
- Systematic Errors
- systematic observations
- Systeme Internationale
- Système Internationale
- syzygy
T
- T-E index
- T-E ratio
- T-year event
- T–S curve
- T–S diagram
- T–S relation
- t'' test
- Tabetisol
- Table Iceberg
- Table Mountain Southeaster
- Tablecloth
- tabular iceberg
- Tabular Icebergs
- TAF
- taiga
- Taiga climate
- tail cloud
- tail Doppler radar
- tailwater
- tailwind
- taino
- Taiwan Warm Current
- Taku wind
- talik
- Tamboen
- tangent arcs
- tangent linear approximation
- tangent linear equation
- Tangent Linear Equations
- tangent linear model
- Tangent Linear Models
- tangential acceleration
- tangential stresses
- tangential wind
- Tapioca Snow
- tarantata
- target
- target signal
- Target Volume
- Targeted Observations
- Targets
- taryn
- TAS
- tau-value
- Taylor effect
- Taylor microscale
- Taylor number
- Taylor polynomial
- Taylor Series
- Taylor's diffusion theorem
- Taylor's hypothesis
- Taylor's theorem
- TDWR
- teardrop balloon
- teeth of the gale
- Tehuano
- tehuantepecer
- telecommunication
- teleconnection
- telegraphic equation
- telemetry
- telephotometer
- Telephotometers
- telephotometry
- Telescoped Ice
- telethermometer
- telethermoscope
- Television and Infrared Observation Satellite
- telluric lines
- TEMPAL code
- temperate belt
- Temperate Belts
- temperate climate
- Temperate Climates
- temperate glacier
- Temperate Glaciers
- temperate rain forest
- temperate rainy climate
- Temperate Rainy Climates
- Temperate Westerlies
- Temperate zone
- temperate-westerlies index
- temperature
- Temperature Anomaly
- temperature belt
- temperature coefficient
- temperature correction
- Temperature Dewpoint Spread
- Temperature Efficiency
- temperature extremes
- temperature inversion
- Temperature Inversions
- Temperature Lapse Rate
- Temperature microscale
- temperature of the soil surface
- temperature province
- Temperature Provinces
- Temperature range
- Temperature Reduction
- temperature scale
- temperature zone
- temperature-efficiency index
- temperature-efficiency ratio
- temperature-sensing element
- temperature–humidity index
- Temperature–Humidity Infrared Radiometer
- temperature–moisture index
- temperature–salinity curve
- temperature–salinity diagram
- Temperatures
- Tempestada
- temporale
- tendency
- Tendency Chart
- tendency equation
- tendency interval
- tenggara
- Tension Saturated Zone
- tensor
- tented ice
- Tephigram
- tercile
- Tereno
- Terminal doppler weather radar
- terminal fall velocity
- terminal forecast
- Terminal Forecasts
- terminator
- terpenes
- terpenoids
- Terral
- terral levante
- terrenho
- Terrestrial Magnetism
- terrestrial radiation
- Terrestrial refraction
- Terrestrial Scintillation
- terrestrial surface radiation
- tertiary circulation
- Tetens's formula
- Tethered balloon
- tethersonde
- tetroon
- Teuchit
- Teweles–Wobus index
- texture
- Th Coordinate System
- Th System
- thaw
- thawing index
- thawing season
- thematic mapper
- theodolite
- Theodolites
- thermal
- Thermal Band
- thermal belt
- Thermal Belts
- Thermal Capacity
- thermal climate
- thermal conductivity
- thermal constant
- thermal core
- Thermal Current
- Thermal Currents
- thermal diffusivity
- thermal efficiency
- Thermal Efficiency Index
- Thermal Efficiency Ratio
- Thermal Energy
- thermal equator
- thermal gradient
- thermal high
- thermal infrared
- thermal instability
- thermal internal boundary layer
- Thermal Inversion
- thermal jet
- thermal load
- Thermal low
- thermal neutrality
- thermal pollution
- thermal precipitator
- Thermal Quality Of Snow
- thermal radiation
- thermal Rossby number
- Thermal Roughness
- thermal steering
- thermal tide
- Thermal Tides
- Thermal Trough
- thermal vorticity
- thermal vorticity advection
- thermal wave
- thermal wind
- thermal wind equation
- thermal zone
- thermally direct
- thermally indirect
- Thermals
- thermistor
- thermistor thermometer
- thermo-integrator
- thermo-osmosis
- thermocline
- Thermoclines
- thermoclinicity
- thermocouple
- Thermocouple Thermometer
- Thermocouples
- thermodynamic diagram
- thermodynamic efficiency
- Thermodynamic Energy Equation
- thermodynamic function of state
- Thermodynamic Method For Mixed Layer Growth
- Thermodynamic Potential
- thermodynamic probability
- thermodynamic speed limit
- Thermodynamic Temperature Scale
- Thermodynamic Variable
- thermodynamics
- thermoelectric thermometer
- thermogram
- thermograph
- thermohaline circulation
- Thermohaline convection
- Thermohygrogram
- Thermohygrograph
- Thermohygrometer
- thermoisopleth
- thermokarst topography
- thermometer
- Thermometer Screen
- Thermometer Shelter
- thermometer support
- Thermometers
- Thermometric Conductivity
- Thermometric Constant
- Thermometric Scale
- thermometry
- thermoneutral zone
- Thermoneutrality
- thermoperiodicity
- thermopile
- thermoscope
- thermoscreen
- thermosphere
- thermosteric anomaly
- thermotropic model
- Thetagram
- THI
- Thick Thin Chart
- thickness
- thickness chart
- Thickness Charts
- thickness line
- Thickness Lines
- thickness pattern
- Thiessen polygon method
- thin
- Thin Line Echo
- THIR
- third law of thermodynamics
- third-order climatological station
- third-order closure
- thirty-day forecast
- Thornthwaite moisture index
- thoron
- three-axis stabilized
- three-dimensional model
- three-dimensional variational analysis
- threshold contrast
- Threshold Depth
- threshold illuminance
- threshold of audibility
- threshold of hearing
- threshold of nucleation
- threshold of pain
- threshold signal
- throughfall
- Thrust Anemometer
- thunder
- thunderbolt
- thundercloud
- Thunderclouds
- thunderhead
- Thundersnow
- thundersquall
- Thundersqualls
- thunderstorm
- thunderstorm cell
- thunderstorm charge
- thunderstorm charge separation
- Thunderstorm Cirrus
- thunderstorm day
- thunderstorm dipole
- thunderstorm electrification
- thunderstorm initiation mechanism
- thunderstorm outflow
- thunderstorm tripole
- Thunderstorm Turbulence
- Thunderstorms
- TID
- Tidal Bore
- Tidal Component
- Tidal Constituent
- Tidal Current
- Tidal Day
- tidal excursion
- tidal glacier
- tidal marsh
- Tidal Movement
- tidal prism
- tidal range
- tidal river
- tidal stream
- Tidal wave
- Tidal Waves
- tidal wind
- Tide
- tide amplitude
- tide crack
- tide gauge
- tide gauge benchmark
- Tide Producing Forces
- Tide Range
- tide tables
- tide-producing force
- Tides
- tilt
- Tilting Term
- timber line
- time
- time average
- time constant
- Time Constants
- Time Cross Section
- time curve
- Time Domain Averaging
- Time Front
- time lag
- time of concentration
- time section
- time series
- time-dependent flow
- time-of-arrival technique
- time–distance graph
- time–height indicator
- time–height section
- tipping-bucket rain gauge
- TIROS
- TIROS Operational System
- TIROS-N'' Operational Vertical Sounder
- tivano
- TKE
- tofan
- tomography
- TOMS
- tongara
- tongue
- top-down/bottom-up diffusion
- TOPEX
- topographic amplification factor
- topographic waves
- topography
- topside sounder
- Tornadic debris signature
- tornadic vortex signature
- Tornado
- Tornado Alley
- tornado belt
- tornado cyclone
- tornado echo
- tornado outbreak
- Tornadoes
- torque
- torrent
- Torricelli's tube
- Torricellian vacuum
- Torrid zone
- Torrid Zones
- torsion hygrometer
- TOS
- Tosca
- toscà
- total acidity
- total cloud cover
- total conductivity
- total derivative
- total differential
- Total Emissive Power
- Total Energy Equation
- Total Evaporation
- total head
- total head line
- total intensity
- total ozone
- Total Ozone Mapping Spectrometer
- Total Ozone Monitoring Satellite
- Total Potential Energy
- total pressure
- total radiation
- total reactive nitrogen
- total scattering cross section
- Total Sky Cover
- total solar irradiance
- Total Totals index
- Total Variance
- total vorticity
- total water mixing ratio
- totalizer rain gauge
- Totals Indices
- touriello
- Toussaint's formula
- TOVS
- Tower of the Winds
- Tower Visibility
- towering
- towering cumulus
- Townsend support
- toxic pollutants
- TR tube
- trace
- Trace Atmospheric Constituents
- trace gas
- Trace Recorder
- tracer
- Tracers
- track of a depression
- track wind
- tracking radar
- tracking system
- tractive force
- trade
- trade air
- Trade Cumulus
- trade inversion
- Trade Wind Inversion
- trade winds
- trade-wind belt
- trade-wind cumulus
- trade-wind desert
- trade-wind front
- trades
- traersu
- trailing flare
- trailing front
- Trajectories
- trajectory
- tramontana
- transducer
- transfer
- transfer velocity
- transient
- transient climate response
- transient eddies
- Transient luminous event
- transient problem
- transient thermocline
- Transilient Matrix
- transilient turbulence theory
- transition layer
- Transition State Theory
- transition to turbulence
- transitional flow
- Translatory Wave
- translucidus
- Transmissibility
- transmission coefficient
- transmission function
- transmission loss
- Transmission Range
- transmissivity
- transmissometer
- Transmissometers
- transmissometry
- transmit–receive tube
- transmittance
- Transmittance Meter
- transmitted power
- transmitter
- transosonde
- transparent sky cover
- Transpiration
- transpiration ratio
- transponder
- transport
- transport processes
- transverse cirrus banding
- transverse velocity
- transverse wave
- travel time
- traveling ionospheric disturbances
- traveling wave tube
- traverse
- traversia
- traversier
- tree climate
- Tree Climates
- tree line
- tree ring
- Tree Ring Climatology
- Tree Rings
- trend line
- triboelectrification
- tributary
- Trihedral Reflector
- triple correlation
- triple point
- Triple Register
- triple scalar product
- triple state
- triple-Doppler analysis
- tritium
- TRMM
- tromba
- Tropic of Cancer
- Tropic of Capricorn
- tropic tide
- tropical air
- tropical climate
- tropical continental air
- Tropical cyclone
- Tropical Cyclone Classification System From Satellite Imagery
- Tropical cyclone seed
- tropical cyclone twins
- Tropical Cyclones
- tropical depression
- tropical disturbance
- tropical easterlies
- Tropical Front
- tropical maritime air
- Tropical meteorology
- tropical monsoon climate
- tropical rain forest
- tropical rain forest climate
- Tropical Rainfall Measuring Mission
- tropical rainy climate
- Tropical Rainy Climates
- tropical savanna climate
- Tropical storm
- Tropical Storms
- tropical upper-tropospheric trough
- Tropical Wet And Dry Climate
- Tropical Wet Climate
- Tropical Wind Energy Conversion and Reference Level Experiment
- tropical year
- Tropics
- tropopause
- tropopause break line
- Tropopause Break Lines
- tropopause chart
- Tropopause Charts
- tropopause fold
- tropopause funnel
- tropopause inversion
- Tropopause Leaf
- tropopause wave
- troposphere
- tropospheric ozone
- tropospheric scatter
- Trough
- Trough Aloft
- trough line
- Trough Lines
- Troughs
- trowal
- true airspeed
- true altitude
- True Freezing Point
- True Horizon
- true mean temperature
- true north
- True Solar Day
- true wind direction
- Truncation Error
- Tsugaru Warm Current
- Tsunami
- Tsunamis
- Tsushima Current
- Tsuyu
- TT
- tuba
- tufan
- Tulipan radiometer
- tunable laser spectroscopy
- tundra
- tundra climate
- Tundra Climates
- tundra desert
- turbidimeter
- turbidity
- turbidity factor
- turbidity maximum
- turbonada
- turbopause
- Turbosphere
- turbulence
- turbulence closure
- turbulence component
- Turbulence Energy
- turbulence intensity
- turbulence kinetic energy
- turbulence length scales
- Turbulence Shear Stresses
- turbulence spectrum
- turbulent boundary layer
- turbulent diffusion
- Turbulent Dissipation
- Turbulent Exchange
- turbulent flow
- turbulent flux
- Turbulent Shear Stresses
- Turbulent Transfer Coefficients
- turbulent transport
- Turner angle
- turning latitude
- Turnover Frequency
- TVS
- TWERLE
- twilight
- Twilight Arch
- twilight correction
- twilight glow
- twin-gauge station
- Twinkling
- twister
- twisting term
- Two Dimensional Cloud Probe
- Two Dimensional Eddies
- Two Dimensional Precipitation Probe
- two stream
- two-dimensional model
- two-dimensional turbulence
- TWT
- Tyndall flowers
- type
- Type A Leader
- Type B Leader
- type-β leader
- Typhoon
- Typhoon Bar
- Typhoon Eye
- Typhoon Warning
- typical year
U
- U Figure
- u index
- U S Extension To The Icao Standard Atmosphere
- U S Standard Atmosphere
- U.S. airways code
- uala-andhi
- UARS
- ubac
- UHF
- Ulloa's ring
- ultimate infiltration capacity
- ultra high frequency
- ultrafine particles
- ultrasonic
- ultraviolet
- ultraviolet radiation
- Umkehr effect
- Unambiguous Range Interval
- Unambiguous Velocity Interval
- uncertainty
- uncinus
- unconfined aquifer
- undamped oscillation
- undercast
- Undercooling
- undercurrent
- Underground Ice
- undermelting
- Undertow
- undisturbed motion
- undular bore
- undulatus
- Unexplained Variance
- unfiltered model
- unfreezing
- unidirectional vertical wind shear
- unifilar electrometer
- uniform flow
- uniform layer
- unimodal spectrum
- unit hydrograph
- unit normal distribution
- unit storm
- United States Coast Pilot
- United States Coast Pilots
- Universal Equilibrium Hypothesis
- universal functions
- Universal Gas Constant
- Universal Gravitational Constant
- universal rain gauge
- universal time
- universe
- unlimited ceiling
- unprotected thermometer
- unrestricted visibility
- unsaturated flow
- unsaturated hydraulic conductivity
- unsaturated zone
- unsharp masking
- unstable air
- unstable air mass
- unstable channel
- unstable equilibrium
- Unstable Oscillation
- unstable wave
- Unstable Waves
- unsteady flow
- unterwind
- upbank thaw
- Updraft
- updraft curtains
- Updrafts
- upglide cloud
- upgradient flux
- upper air
- Upper Air Analysis
- Upper Air Anticyclone
- Upper Air Chart
- Upper Air Charts
- Upper Air Cyclone
- Upper Air Disturbances
- Upper Air Observations
- Upper Air Ridge
- Upper Air Soundings
- Upper Air Synoptic Station
- Upper Air Trough
- Upper Anticyclone
- upper atmosphere
- Upper Atmosphere Research Satellite
- Upper Cold Front
- Upper Cyclone
- upper front
- Upper High
- Upper Inversion
- Upper Level
- Upper Level Disturbance
- Upper Level High
- Upper Level Low
- Upper Level Winds
- Upper Low
- Upper Ridge
- Upper Trough
- upper wind chart
- Upper Winds
- upper-air climatology
- upper-air disturbance
- upper-air observation
- upper-air sounding
- upper-air station
- upper-level anticyclone
- upper-level chart
- upper-level cyclone
- upper-level rainband
- upper-level ridge
- upper-level trough
- uprush
- upslope fog
- upslope wind
- upstream
- upvalley wind
- upwelling
- upwind
- upwind effect
- urban boundary layer
- urban canopy
- urban canopy layer
- urban canyons
- urban climate
- urban climatology
- urban effects
- Urban heat island
- urban hydrology
- Urban Plume
- urban runoff
- urban–rural circulation
- Utc
- UV
- UV and IR hygrometers
- UV-A
- UV-B
- UV-C
V
- V Band
- V-shaped depression
- V-shaped isobars
- V–R vortex
- V''''g
- vacillation
- vacuum correction
- vacuum-tube electrometer
- VAD
- VAD wind profile
- vadose water
- vadose zone
- valais wind
- validation
- Valley Breeze
- Valley Exit Jet
- valley glacier
- Valley Outflow Jet
- valley storage
- valley wind
- Valley Winds
- Van Allen Radiation Belts
- Van der Waal's equation
- Van't Hoff factor
- Vane
- Vanishing Point
- vapor
- Vapor Concentration
- vapor density
- vapor line
- vapor pressure
- Vapor Pressures
- vapor tension
- Vapor Trail
- Vaporization
- vardar
- Vardarac
- variability
- variable
- variable ceiling
- variable resolution model
- variable visibility
- variable wind
- Variables
- variance
- Variance Analysis
- Variance Ratio
- Variance Reduction
- Variances
- Variate
- variation
- variational objective analysis
- varied flow
- variograph
- variometer
- Varves
- VAS
- vaudaire
- vault
- vector
- Vector Field
- Vector Potential
- vector product
- Vectors
- veering
- veering wind
- vegetation index
- Velocities
- velocity
- velocity aliasing
- Velocity Curve
- velocity defect law
- velocity distribution
- Velocity Divergence
- velocity entrainment
- Velocity Folding
- velocity head
- Velocity Of Approach
- Velocity Of Escape
- Velocity Of Sound
- velocity potential
- velocity pressure
- velocity profile
- velocity rod
- velocity shear
- velocity spectra
- velocity–area method
- velocity–azimuth display
- velocity–contour method
- velopause
- velum
- Vema Channel
- vena contracta
- vendaval
- Vent Da Mut
- vent da Mùt
- vent des dames
- vent du midi
- VENTAL-PREVENTAL code
- ventifact
- ventilated psychrometer
- ventilated thermocline
- Ventilation
- venting mixed layer air
- vento di sotto
- Venturi effect
- Venturi tube
- veranillo
- verano
- Verdant Zone
- Verglas
- verification
- vernal
- vernal equinox
- vernalization
- vernier scale
- vertebratus
- Vertical Advection
- vertical anemometer
- vertical coordinate system
- vertical differential chart
- Vertical Gustiness
- Vertical Jet
- vertical modes
- vertical profile
- vertical section
- Vertical Stability
- vertical stretching
- Vertical Time Section
- Vertical Totals Index
- vertical velocity
- vertical velocity variance
- vertical visibility
- vertical vorticity
- vertical wind shear
- Vertical Wind Velocity
- vertical-axis anemometer
- vertical-beam radar
- vertical-current recorder
- vertically integrated liquid
- very cloudy sky
- very high frequency
- Very large eddy simulation
- very low frequency
- very short-range forecast
- vesine
- VFR
- VFR between layers
- Vfr Flight
- VFR on top
- VFR terminal minimums
- VFR weather
- VHF
- VHF source
- video
- video gain
- video mapping
- video signal
- vidicon camera
- Viento Zonda
- vigil basins
- VIL
- violent storm
- virazon
- virazones
- Virga
- Virtual Gravity
- virtual height
- virtual impactor
- Virtual potential temperature
- virtual temperature
- VIS
- viscosity
- viscosity coefficient
- Viscous Dissipation
- viscous drag
- viscous fluid
- viscous force
- Viscous Forces
- viscous stresses
- viscous subrange
- viscous-convective subrange
- visentina
- Visibilities
- visibility
- visibility in clouds
- visibility marker
- visibility meter
- Visibility Object
- Visibility Recorder
- Visible Horizon
- visible imagery
- Visible Infrared Spin Scan Radiometer
- visible radiation
- visible spectrum
- Visioceilometer
- VISSR
- VISSR Atmospheric Sounder
- Visual Contact Height
- visual flight
- visual flight rules
- visual range
- visual-range formula
- viuga
- VLES
- VLF
- Vog
- void ratio
- volatiles
- volcanic aerosol
- volume absorption coefficient
- volume average
- volume extinction coefficient
- Volume Medium Diameter
- volume scan
- volume scattering coefficient
- Volume Scattering Function
- volume target
- Voluntary Observer
- Volz turbidity factor
- Von K Rm N S Constant Action Edit
- Von K Rm N S Law
- Von Karman S Constant
- Von Karman S Law
- Von Karman Vortex
- von Kármán vortex
- von Kármán's constant
- Vortex
- vortex breakdown
- vortex cloud street
- vortex filament
- vortex line
- Vortex Lines
- vortex ring
- vortex Rossby waves
- vortex sheet
- vortex signature
- Vortex Signatures
- vortex street
- Vortex Streets
- vortex stretching
- vortex thermometer
- Vortex Trail
- Vortex Train
- vortex tube
- Vorticities
- Vorticity
- vorticity advection
- vorticity equation
- Vorticity Path
- vorticity-transport hypothesis
- Voss polariscope
- Vriajem
- vuthan
- VWP
W
- wadi
- wake
- Wake Depression
- wake low
- wake turbulence
- waldsterben
- Walker circulation
- Walker Circulations
- wall cloud
- Warm Air Drop
- Warm Air Mass
- Warm Anticyclone
- warm braw
- warm cloud
- warm conveyor belt
- Warm Core Anticyclone
- Warm Core Cyclone
- Warm Core High
- Warm Core Low
- Warm Cyclone
- Warm Drop
- Warm Event
- warm fog
- warm front
- Warm Fronts
- warm high
- warm low
- warm occluded front
- warm occlusion
- warm pool
- Warm rain
- Warm rain process
- warm ridge
- warm sector
- warm tongue
- warm wave
- warm-core rings
- warm-front wave
- warm-front-type occlusion
- warm-type occlusion
- warning
- warning stage
- Wasatch winds
- Washoe zephyr
- washout
- washout coefficient
- wastewater
- watch
- water
- water bleeding
- water budget
- water circulation coefficient
- water cloud
- Water Clouds
- water content
- Water Cycle
- water deficit
- Water Enterprise
- water equivalent
- water equivalent of snow
- water equivalent of snow cover
- water hammer
- Water Head
- water level
- Water Levels
- Water Loss
- water mass
- water mass formation
- water mass transformation
- Water Masses
- water molecule
- Water Molecules
- water need
- water potential
- water requirement
- water resources
- water sky
- Water Smoke
- water snow
- water spray seeding
- water spreading
- water stress effect
- water structure
- water surplus
- water table
- Water Table Aquifer
- Water Thermometer
- water type
- Water Use Ratio
- water vapor
- water vapor feedback
- water vapor imagery
- water vapor winds
- water year
- water-flow pyrheliometer
- water-level recorder
- water-stage recorder
- water-supply forecast
- water-supply sensitivity
- water-vapor bands
- Waterfall Effect
- waterlogged
- watershed
- waterspout
- Waterspouts
- watt
- Watts
- wave
- wave age
- Wave Amplitude
- wave average
- wave blocking
- wave breaking
- wave celerity
- wave climate
- wave cloud
- Wave Clouds
- wave crest
- Wave Crests
- wave cyclone
- Wave Cyclones
- Wave Depression
- wave diffraction
- wave dispersion
- wave dissipation
- wave disturbance
- wave drag
- wave equation
- Wave Equations
- wave forecasting
- wave frequency
- Wave Front
- wave generation
- wave group
- Wave Groups
- wave height
- Wave Heights
- wave length
- Wave Lengths
- wave modeling
- wave motion
- wave of oscillation
- wave of translation
- wave packet
- wave period
- Wave Periods
- wave pole
- Wave Propagation
- wave recorder
- wave set-up/set-down
- wave spectrum
- Wave Speed
- Wave Staff
- Wave Steepness
- wave system
- Wave Systems
- wave theory of cyclones
- Wave Theory Of Light
- wave train
- Wave Trains
- wave trough
- wave turbulence
- Wave Type Disturbance
- wave vector
- Wave Velocity
- wave-front method
- wave–current interaction
- waveform
- waveguide
- wavelength
- Wavelengths
- wavelet
- wavenumber
- Wavenumbers
- Waves
- waves in the easterlies
- WBAN
- weak echo region
- Weak Echo Vault
- weather
- weather advisory
- Weather Analysis
- weather bureau
- Weather Chart
- Weather Charts
- Weather Control
- weather derivatives
- Weather Enterprise
- weather facsimile
- weather forecast
- weather forecaster
- Weather Forecasters
- Weather Forecasts
- Weather Gauge
- weather glass
- Weather Lore
- weather map
- Weather Map Type
- Weather Maps
- weather minima
- weather modification
- weather observation
- Weather Observations
- Weather Patrol Ship
- weather proverb
- weather radar
- Weather Radars
- Weather Reconnaissance
- weather report
- Weather Routing
- weather service
- Weather Services
- Weather Ship
- weather station
- Weather Stations
- Weather Symbol
- Weather system
- weather type
- Weather Types
- weather warning
- weather warning bulletin
- weather watch
- weather window
- Weather, Water, and Climate Enterprise
- weathered ice
- weathering
- Weber number
- Weber–Fechner law
- Weddell Deep Water
- Weddell Gyre Boundary
- Wedge
- WEFAX
- Weger aspirator
- Weibull distribution
- Weibull plotting position
- weighing rain gauge
- weight barograph
- weight barometer
- Weight Barometers
- Weight Chart
- weighted average
- weighting
- weir
- Weirs
- Welcome
- Well Mixed Layer
- WER
- West African Tornado
- West Antarctic Ice Sheet
- West Antarctic Ice Sheets
- West Australian Current
- West Greenland Current
- West Spitzbergen Current
- West Wind Drift
- west–east transport
- westerlies
- Westerly Belt
- westerly trough
- westerly wave
- westerly wind burst
- Wet Adiabat
- Wet Adiabatic Lapse Rate
- wet air
- Wet Bulb Temperatures
- Wet Bulb Thermometers
- wet climate
- wet day
- wet deposition
- Wet Equivalent Potential Temperature
- wet fog
- wet growth
- Wet Season
- wet snow
- wet spell
- wet year
- wet-bulb depression
- Wet-bulb globe temperature
- wet-bulb potential temperature
- wet-bulb temperature
- wet-bulb thermometer
- wet-line correction
- wetlands
- wetted area
- wetted perimeter
- wetting front
- Whaleback cloud
- Whip Poor Will Storm
- whirlies
- Whirling Psychrometer
- whirlwind
- Whirlwinds
- Whistler
- whistling meteor
- white band
- White cell
- white dew
- white frost
- white ice
- white noise
- White Rainbow
- white squall
- whitecap
- whiteout
- whole-gale warning
- wideband radar
- Wien S Displacement Law
- Wien's distribution law
- Wien's law
- Wild fence
- wild snow
- williwaw
- willy-willy
- Wilson cloud chamber
- wilting point
- wind
- wind arrow
- Wind Barb
- wind chill
- Wind Chill Factor
- Wind Chill Factors
- wind cone
- Wind Corrosion
- wind crust
- wind current
- wind daily run
- wind direction
- wind divide
- wind drift
- Wind Erosion
- wind factor
- Wind Field
- wind flurry
- wind force
- wind load
- wind lull
- wind mixing
- Wind Of 120 Days
- wind pressure
- wind profile
- Wind profiler
- Wind Profilers
- Wind Profiles
- wind reversal
- wind ridge
- wind ripple
- wind rose
- Wind Roses
- Wind Scale
- wind scoop
- wind sea
- wind setup
- Wind Shaft
- wind shear
- Wind Shears
- wind shield
- wind slab
- wind sock
- wind speed
- Wind Speeds
- wind stress
- wind stress curl
- wind turbine
- wind vane
- wind vector
- Wind Vectors
- wind velocity profile
- wind wave
- Wind Waves
- wind-chill index
- wind-direction shaft
- wind-driven current
- wind-driven oceanic circulation
- wind-finding
- wind-induced surface heat exchange
- wind-shift line
- windbreak
- Windbreaks
- windburn
- window
- windrow cloud
- Winds
- winds aloft
- Winds Aloft Observations
- winds-aloft observation
- winds-aloft plotting board
- Windstorm
- Windstorms
- Windward
- windward side
- WINTEM
- winter
- winter ice
- winter monsoon
- winter solstice
- Winter storm severity index product
- winterization
- wire-weight gauge
- wiresonde
- WISHE
- wisperwind
- withershins
- WMO codes
- Wolf Number
- Wolf Wolfer Number
- Wollaston prism
- work
- Work Function
- working memory
- Workman–Reynolds effect
- WSR–88D
X
Y
Z
- Z Less Scaling
- Z Rich Number
- Z time
- Z''–''R'' relation
- Z0
- Zanzibar Current
- zastrugi
- Zdr
- Zeeman effect
- Zeldovich mechanism
- zenith
- zenith distance
- zenithal rains
- zephyr
- Zephyros
- zero curtain
- zero layer
- zero-order closure
- zero-plane displacement
- zero-pressure balloon
- zigzag lightning
- zobaa
- zodiac
- zodiacal band
- Zodiacal Counterglow
- zodiacal light
- zombie turbulence
- zonal
- Zonal Circulation
- zonal flow
- zonal index
- zonal kinetic energy
- zonal wavenumber
- Zonal Westerlies
- zonal wind
- zonal wind-speed profile
- zonality of hydrological phenomena
- zonally averaged models
- zonda
- zone of aeration
- zone of maximum precipitation
- zone of saturation
- zone of silence
- zone time
- zone wind
- Zurich Number