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python-awips/docs/source/gridparms.rst
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Grid Parameters
===============
================================== =============================================================================================================================================================== ====================================
Abbreviation Description Units
================================== =============================================================================================================================================================== ====================================
WSPD 10 Metre neutral wind speed over waves m/s
WDRT 10 Metre Wind Direction Over Waves Degree
ARI12H1000YR 12H Average Recurrance Interval Accumulation 1000 Year in\*1000
ARI12H100YR 12H Average Recurrance Interval Accumulation 100 Year in\*1000
ARI12H10YR 12H Average Recurrance Interval Accumulation 10 Year in\*1000
ARI12H1YR 12H Average Recurrance Interval Accumulation 1 Year in\*1000
ARI12H200YR 12H Average Recurrance Interval Accumulation 200 Year in\*1000
ARI12H25YR 12H Average Recurrance Interval Accumulation 25 Year in\*1000
ARI12H2YR 12H Average Recurrance Interval Accumulation 2 Year in\*1000
ARI12H500YR 12H Average Recurrance Interval Accumulation 500 Year in\*1000
ARI12H50YR 12H Average Recurrance Interval Accumulation 50 Year in\*1000
ARI12H5YR 12H Average Recurrance Interval Accumulation 5 Year in\*1000
PRP12H 12 hour Precipitation Accumulation Return Period year
GaugeInfIndex12H 12 hour QPE Gauge Influence Index
FFG12 12-hr flash flood guidance mm
FFR12 12-hr flash flood runoff values mm
EchoTop18 18 dBZ Echo Top km
ARI1H1000YR 1H Average Recurrance Interval Accumulation 1000 Year in\*1000
ARI1H100YR 1H Average Recurrance Interval Accumulation 100 Year in\*1000
ARI1H10YR 1H Average Recurrance Interval Accumulation 10 Year in\*1000
ARI1H1YR 1H Average Recurrance Interval Accumulation 1 Year in\*1000
ARI1H200YR 1H Average Recurrance Interval Accumulation 200 Year in\*1000
ARI1H25YR 1H Average Recurrance Interval Accumulation 25 Year in\*1000
ARI1H2YR 1H Average Recurrance Interval Accumulation 2 Year in\*1000
ARI1H500YR 1H Average Recurrance Interval Accumulation 500 Year in\*1000
ARI1H50YR 1H Average Recurrance Interval Accumulation 50 Year in\*1000
ARI1H5YR 1H Average Recurrance Interval Accumulation 5 Year in\*1000
PRP01H 1 hour Precipitation Accumulation Return Period year
GaugeInfIndex01H 1 hour QPE Gauge Influence Index
QPEFFG01H 1 hour QPE-to-FFG Ratio %
FFG01 1-hr flash flood guidance mm
FFR01 1-hr flash flood runoff values mm
QPE01 1-hr Quantitative Precip Estimate mm
QPE01_ACR 1-hr Quantitative Precip Estimate mm
QPE01_ALR 1-hr Quantitative Precip Estimate mm
QPE01_FWR 1-hr Quantitative Precip Estimate mm
QPE01_KRF 1-hr Quantitative Precip Estimate mm
QPE01_MSR 1-hr Quantitative Precip Estimate mm
QPE01_ORN 1-hr Quantitative Precip Estimate mm
QPE01_PTR 1-hr Quantitative Precip Estimate mm
QPE01_RHA 1-hr Quantitative Precip Estimate mm
QPE01_RSA 1-hr Quantitative Precip Estimate mm
QPE01_STR 1-hr Quantitative Precip Estimate mm
QPE01_TAR 1-hr Quantitative Precip Estimate mm
QPE01_TIR 1-hr Quantitative Precip Estimate mm
QPE01_TUA 1-hr Quantitative Precip Estimate mm
EVEC1 1st Vector Component of Electric Field V\*m^1
BVEC1 1st Vector Component of Magnetic Field T
VEL1 1st Vector Component of Velocity (Coordinate system dependent) m\*s^1
TCSRG20 20% Tropical Cyclone Storm Surge Exceedance m
ARI24H1000YR 24H Average Recurrance Interval Accumulation 1000 Year in\*1000
ARI24H100YR 24H Average Recurrance Interval Accumulation 100 Year in\*1000
ARI24H10YR 24H Average Recurrance Interval Accumulation 10 Year in\*1000
ARI24H1YR 24H Average Recurrance Interval Accumulation 1 Year in\*1000
ARI24H200YR 24H Average Recurrance Interval Accumulation 200 Year in\*1000
ARI24H25YR 24H Average Recurrance Interval Accumulation 25 Year in\*1000
ARI24H2YR 24H Average Recurrance Interval Accumulation 2 Year in\*1000
ARI24H500YR 24H Average Recurrance Interval Accumulation 500 Year in\*1000
ARI24H50YR 24H Average Recurrance Interval Accumulation 50 Year in\*1000
ARI24H5YR 24H Average Recurrance Interval Accumulation 5 Year in\*1000
PRP24H 24 hour Precipitation Accumulation Return Period year
GaugeInfIndex24H 24 hour QPE Gauge Influence Index
FFG24 24-hr flash flood guidance mm
FFR24 24-hr flash flood runoff values mm
QPE24 24-hr Quantitative Precip Estimate mm
QPE24_ACR 24-hr Quantitative Precip Estimate mm
QPE24_ALR 24-hr Quantitative Precip Estimate mm
QPE24_FWR 24-hr Quantitative Precip Estimate mm
QPE24_KRF 24-hr Quantitative Precip Estimate mm
QPE24_MSR 24-hr Quantitative Precip Estimate mm
QPE24_ORN 24-hr Quantitative Precip Estimate mm
QPE24_PTR 24-hr Quantitative Precip Estimate mm
QPE24_RHA 24-hr Quantitative Precip Estimate mm
QPE24_RSA 24-hr Quantitative Precip Estimate mm
QPE24_STR 24-hr Quantitative Precip Estimate mm
QPE24_TAR 24-hr Quantitative Precip Estimate mm
QPE24_TIR 24-hr Quantitative Precip Estimate mm
QPE24_TUA 24-hr Quantitative Precip Estimate mm
QPF24 24-hr Quantitative Precip Forecast mm
QPF24_ACR 24-hr Quantitative Precip Forecast mm
QPF24_ALR 205 24-hr Quantitative Precip Forecast mm
QPF24_FWR 24-hr Quantitative Precip Forecast mm
QPF24_KRF 24-hr Quantitative Precip Forecast mm
QPF24_MSR 24-hr Quantitative Precip Forecast mm
QPF24_ORN 24-hr Quantitative Precip Forecast mm
QPF24_PTR 24-hr Quantitative Precip Forecast mm
QPF24_RHA 24-hr Quantitative Precip Forecast mm
QPF24_RSA 24-hr Quantitative Precip Forecast mm
QPF24_STR 24-hr Quantitative Precip Forecast mm
QPF24_TAR 24-hr Quantitative Precip Forecast mm
QPF24_TIR 24-hr Quantitative Precip Forecast mm
QPF24_TUA 24-hr Quantitative Precip Forecast mm
ARI2H1000YR 2H Average Recurrance Interval Accumulation 1000 Year in\*1000
ARI2H100YR 2H Average Recurrance Interval Accumulation 100 Year in\*1000
ARI2H10YR 2H Average Recurrance Interval Accumulation 10 Year in\*1000
ARI2H1YR 2H Average Recurrance Interval Accumulation 1 Year in\*1000
ARI2H200YR 2H Average Recurrance Interval Accumulation 200 Year in\*1000
ARI2H25YR 2H Average Recurrance Interval Accumulation 25 Year in\*1000
ARI2H2YR 2H Average Recurrance Interval Accumulation 2 Year in\*1000
ARI2H500YR 2H Average Recurrance Interval Accumulation 500 Year in\*1000
ARI2H50YR 2H Average Recurrance Interval Accumulation 50 Year in\*1000
ARI2H5YR 2H Average Recurrance Interval Accumulation 5 Year in\*1000
EVEC2 2nd Vector Component of Electric Field V\*m^1
BVEC2 2nd Vector Component of Magnetic Field T
VEL2 2nd Vector Component of Velocity (Coordinate system dependent) m\*s^1
EchoTop30 30 dBZ Echo Top km
ARI30M1000YR 30M Average Recurrance Interval Accumulation 1000 Year in\*1000
ARI30M100YR 30M Average Recurrance Interval Accumulation 100 Year in\*1000
ARI30M10YR 30M Average Recurrance Interval Accumulation 10 Year in\*1000
ARI30M1YR 30M Average Recurrance Interval Accumulation 1 Year in\*1000
ARI30M200YR 30M Average Recurrance Interval Accumulation 200 Year in\*1000
ARI30M25YR 30M Average Recurrance Interval Accumulation 25 Year in\*1000
ARI30M2YR 30M Average Recurrance Interval Accumulation 2 Year in\*1000
ARI30M500YR 30M Average Recurrance Interval Accumulation 500 Year in\*1000
ARI30M50YR 30M Average Recurrance Interval Accumulation 50 Year in\*1000
ARI30M5YR 30M Average Recurrance Interval Accumulation 5 Year in\*1000
PRP30min 30 min Precipitation Accumulation Return Period year
TCSRG30 30% Tropical Cyclone Storm Surge Exceedance m
SALIN 3-D Salinity
WTMPC 3-D Temperature ℃
ARI3H1000YR 3H Average Recurrance Interval Accumulation 1000 Year in\*1000
ARI3H100YR 3H Average Recurrance Interval Accumulation 100 Year in\*1000
ARI3H10YR 3H Average Recurrance Interval Accumulation 10 Year in\*1000
ARI3H1YR 3H Average Recurrance Interval Accumulation 1 Year in\*1000
ARI3H200YR 3H Average Recurrance Interval Accumulation 200 Year in\*1000
ARI3H25YR 3H Average Recurrance Interval Accumulation 25 Year in\*1000
ARI3H2YR 3H Average Recurrance Interval Accumulation 2 Year in\*1000
ARI3H500YR 3H Average Recurrance Interval Accumulation 500 Year in\*1000
ARI3H50YR 3H Average Recurrance Interval Accumulation 50 Year in\*1000
ARI3H5YR 3H Average Recurrance Interval Accumulation 5 Year in\*1000
PRP03H 3 hour Precipitation Accumulation Return Period year
GaugeInfIndex03H 3 hour QPE Gauge Influence Index
QPEFFG03H 3 hour QPE-to-FFG Ratio %
FFG03 3-hr flash flood guidance mm
FFR03 3-hr flash flood runoff values mm
TSLSA 3-hr pressure tendency (Std. Atmos. Reduction) Pa/s
EVEC3 3rd Vector Component of Electric Field V\*m^1
BVEC3 3rd Vector Component of Magnetic Field T
VEL3 3rd Vector Component of Velocity (Coordinate system dependent) m\*s^1
TCSRG40 40% Tropical Cyclone Storm Surge Exceedance m
GaugeInfIndex48H 48 hour QPE Gauge Influence Index
EchoTop50 50 dBZ Echo Top km
TCSRG50 50% Tropical Cyclone Storm Surge Exceedance m
5WAVA 5-wave geopotential height anomaly gpm
5WAVA 5-Wave Geopotential Height Anomaly gpm
5WAVH 5-wave geopotential height gpm
5WAVH 5-Wave Geopotential Height gpm
EchoTop60 60 dBZ Echo Top km
TCSRG60 60% Tropical Cyclone Storm Surge Exceedance m
ARI6H1000YR 6H Average Recurrance Interval Accumulation 1000 Year in\*1000
ARI6H100YR 6H Average Recurrance Interval Accumulation 100 Year in\*1000
ARI6H10YR 6H Average Recurrance Interval Accumulation 10 Year in\*1000
ARI6H1YR 6H Average Recurrance Interval Accumulation 1 Year in\*1000
ARI6H200YR 6H Average Recurrance Interval Accumulation 200 Year in\*1000
ARI6H25YR 6H Average Recurrance Interval Accumulation 25 Year in\*1000
ARI6H2YR 6H Average Recurrance Interval Accumulation 2 Year in\*1000
ARI6H500YR 6H Average Recurrance Interval Accumulation 500 Year in\*1000
ARI6H50YR 6H Average Recurrance Interval Accumulation 50 Year in\*1000
ARI6H5YR 6H Average Recurrance Interval Accumulation 5 Year in\*1000
PRP06H 6 hour Precipitation Accumulation Return Period year
GaugeInfIndex06H 6 hour QPE Gauge Influence Index
QPEFFG06H 6 hour QPE-to-FFG Ratio %
FFG06 6-hr flash flood guidance mm
FFR06 6-hr flash flood runoff values mm
QPE06 6-hr Quantitative Precip Estimate mm
QPE06_ACR 6-hr Quantitative Precip Estimate mm
QPE06_ALR 6-hr Quantitative Precip Estimate mm
QPE06_FWR 6-hr Quantitative Precip Estimate mm
QPE06_KRF 6-hr Quantitative Precip Estimate mm
QPE06_MSR 6-hr Quantitative Precip Estimate mm
QPE06_ORN 6-hr Quantitative Precip Estimate mm
QPE06_PTR 6-hr Quantitative Precip Estimate mm
QPE06_RHA 6-hr Quantitative Precip Estimate mm
QPE06_RSA 6-hr Quantitative Precip Estimate mm
QPE06_STR 6-hr Quantitative Precip Estimate mm
QPE06_TAR 6-hr Quantitative Precip Estimate mm
QPE06_TIR 6-hr Quantitative Precip Estimate mm
QPE06_TUA 6-hr Quantitative Precip Estimate mm
QPF06 6-hr Quantitative Precip Forecast mm
QPF06_ACR 6-hr Quantitative Precip Forecast mm
QPF06_ALR 6-hr Quantitative Precip Forecast mm
QPF06_FWR 6-hr Quantitative Precip Forecast mm
QPF06_KRF 6-hr Quantitative Precip Forecast mm
QPF06_MSR 6-hr Quantitative Precip Forecast mm
QPF06_ORN 6-hr Quantitative Precip Forecast mm
QPF06_PTR 6-hr Quantitative Precip Forecast mm
QPF06_RHA 6-hr Quantitative Precip Forecast mm
QPF06_RSA 6-hr Quantitative Precip Forecast mm
QPF06_STR 6-hr Quantitative Precip Forecast mm
QPF06_TAR 6-hr Quantitative Precip Forecast mm
QPF06_TIR 6-hr Quantitative Precip Forecast mm
QPF06_TUA 6-hr Quantitative Precip Forecast mm
TCSRG70 70% Tropical Cyclone Storm Surge Exceedance m
GaugeInfIndex72H 72 hour QPE Gauge Influence Index
TCSRG80 80% Tropical Cyclone Storm Surge Exceedance m
TCSRG90 90% Tropical Cyclone Storm Surge Exceedance m
ABSD Absolute divergence s^-1
ABSH Absolute Humidity kg m-3
AH Absolute humidity kg/m^3
ABSV Absolute vorticity s^-1
ASD Accumulated Snow Depth m
ACOND Aerodynamic conductance m/s
AETYP Aerosol type (Code table 4.205)
AC137 Air concentration of Caesium 137 Bq/m^3
AI131 Air concentration of Iodine 131 Bq/m^3
ARADP Air concentration of radioactive pollutant Bq/m^3
ALBDO Albedo %
ACWVH Altimeter corrected wave height m
ALRRC Altimeter Range Relative Correction
ASET Altimeter setting Pa
AWVH Altimeter wave height m
ALTMSL Altitude above mean sea level m
ANCConvectiveOutlook ANC Convective Outlook
ANCFinalForecast ANC Final Forecast dBZ
AOSGSO Angle Of Sub-Grid Scale Orography Rad
ASGSO Anisotropy Of Sub-Grid Scale Orography Numeric
APTMP Apparent Temperature K
ARBTXT Arbitrary text string CCITTIA5
ASHFL Assimilative Heat Flux W/m^2
AMIXL Asymptotic mixing length scale m
ATMDIV Atmospheric Divergence s^-1
AVSFT Average surface skin temperature K
BARET Bare soil surface skin temperature K
BKENG Barotropic Kinectic Energy J/kg
UBARO Barotropic U velocity m/s
UBARO Barotropic U Velocity m/s
VBARO Barotropic V velocity m/s
VBARO Barotropic V Velocity m/s
BGRUN Baseflow-groundwater runoff mm
BASRV Base radial velocity m/s
BASR Base reflectivity dB
BASSW Base spectrum width m/s
4LFTX Best (4-layer) lifted index K
4LFTX Best (4 layer) Lifted Index K
BLI Best lifted index (to 500 mb) K
BMIXL Blackadars mixing length scale m
BLST Bottom layer soil temperature K
NONE Bottom of Ocean Isothermal Layer m
OBIL Bottom of Ocean Isothermal Layer m
NONE Bottom of Ocean Mixed Layer (m) m
OBML Bottom of Ocean Mixed Layer (m) m
BCBL Boundary layer cloud bottom level
BCBL Boundary Layer Cloud Bottom Level
BCLY Boundary Layer Cloud Layer
BCY Boundary layer cloud layer
BCY Boundary Layer Cloud Layer
BCTL Boundary layer cloud top level
BCTL Boundary Layer Cloud Top Level
BLYSP Boundary layer dissipation W/m^2
BrightBandBottomHeight Bright Band Bottom Height m
BrightBandTopHeight Bright Band Top Height m
BRTMP Brightness temperature K
CAIIRAD CaII-K Radiance W\*s\*r^1\*m^2
CCOND Canopy conductance m/s
EVCW Canopy water evaporation W/m^2
CONVP Categorical Convection categorical
CFRZR Categorical Freezing Rain
CFRZR Categorical Freezing Rain Code table 4.222
CFRZR Categorical Freezing Rain non-dim
CFRZR Categorical freezing rain (See Code table 4.222)
CFRZR Categorical Freezing Rain (yes=1; no=0)
CFRZR Categorical Freezing Rain (yes=1; no=0) non-dim
CICEP Categorical Ice Pellets
CICEP Categorical Ice Pellets Code table 4.222
CICEP Categorical Ice Pellets non-dim
CICEP Categorical ice pellets (See Code table 4.222)
CICEP Categorical Ice Pellets (yes=1; no=0)
CICEP Categorical Ice Pellets (yes=1; no=0) non-dim
CLGTN Categorical Lightning categorical
OZCAT Categorical Ozone Concentration Non-Dim
OZCAT Categorical Ozone Concentration
CRAIN Categorical Rain Code table 4.222
CRAIN Categorical Rain
CRAIN Categorical Rain non-dim
CRAIN Categorical rain (See Code table 4.222)
CRAIN Categorical Rain (yes=1; no=0)
CRAIN Categorical Rain (yes=1; no=0) non-dim
SVRTS Categorical Servre Thunderstorm
SVRTS Categorical Severe Thunderstorm
CSNOW Categorical Snow Code table 4.222
CSNOW Categorical Snow
CSNOW Categorical Snow non-dim
CSNOW Categorical snow (See Code table 4.222)
CSNOW Categorical Snow (yes=1; no=0)
CSNOW Categorical Snow (yes=1; no=0) non-dim
CTSTM Categorical Thunderstorm (1-yes, 0-no) categorical
TSTMC Categorical Thunderstorm (1-yes, 0-no) categorical
CCEIL Ceiling m
LightningDensity15min CG Lightning Density (15 min.) Flashes/km^2/min
LightningDensity1min CG Lightning Density (1 min.) Flashes/km^2/min
LightningDensity30min CG Lightning Density (30 min.) Flashes/km^2/min
LightningDensity5min CG Lightning Density (5 min.) Flashes/km^2/min
LightningProbabilityNext30min CG Lightning Probability (0-30 min.) %
CAT Clear Air Turbulence (CAT) %
CAT Clear Air Turbulence(CAT) %
CSDLF Clear Sky Downward Long Wave Flux W/m^2
CSDSF Clear sky downward solar flux W/m^2
CSULF Clear Sky Upward Long Wave Flux W/m^2
CSUSF Clear Sky Upward Solar Flux W/m^2
CDUVB Clear sky UV-B downward solar flux W/m^2
CAMT Cloud amount %
CBL Cloud Base Level
CBASE Cloud base m
CEIL Cloud Ceiling
CLG Cloud ceiling
CLG Cloud Ceiling
CloudCover Cloud Cover K
CFNLF Cloud Forcing Net Long Wave Flux W/m^2
CFNSF Cloud Forcing Net Solar Flux W/m^2
CDCIMR Cloud Ice Mixing Ratio kg/kg
CICE Cloud ice mm
CLOUDM Cloud mask (Code table 4.217)
CLWMR Cloud Mixing Ratio kg kg-1
CLWMR Cloud mixing ratio kg/kg
CTOPHQI Cloud top height quality indicator (Code table 4.219)
CTOP Cloud top m
heightCTHGT Cloud top m
CTYP Cloud type (Code table 4.203)
CWAT Cloud water mm
CWORK Cloud work function J/kg
CWORK Cloud Work Function J/kg
CDWW Coefficient of Drag With Waves
CISOILW Column-Integrated Soil Water mm
REFC Composite reflectivity dB
MergedReflectivityQCComposite Composite Reflectivity dBZ
HeightCompositeReflectivity Composite Reflectivity Height m
MergedReflectivityQComposite Composite Reflectivity Mosaic dBZ
EF25M Cond 25% pcpn smy fractile past 24 hrs mm
EF50M Cond 50% pcpn smy fractile past 24 hrs mm
TCOND Condensate kg kg-1
CONDE Condensate kg/kg
CONDP Condensation Pressure of Parcali Lifted From Indicate Surface Pa
CONDP Condensation Pressure of Parcal Lifted From Indicate Surface Pa
CPPAF Conditional percent precipitation amount fractile for an overall period (Encoded as an accumulation) mm
CICEL Confidence - Ceiling
CIFLT Confidence - Flight Category
CIVIS Confidence - Visibility
CONTB Contrail base m
CONTB Contrail Base m
CONTE Contrail engine type (Code table 4.211)
CONTET Contrail Engine Type See Table 4.211
CONTI Contrail intensity (Code table 4.210)
CONTI Contrail Intensity See Table 4.210
CONTT Contrail top m
CONTT Contrail Top m
CONUSMergedReflectivity CONUS Merged Reflectivity dBZ
CONUSPlusMergedReflectivity CONUS-Plus Merged Reflectivity dBZ
CONVP Convection Potential
CAPE Convective available potential energy J/kg
CCBL Convective cloud bottom level
CCBL Convective Cloud Bottom Level
CCLY Convective Cloud
CCY Convective cloud
CCY Convective Cloud
CDCON Convective cloud cover %
CUEFI Convective Cloud Efficiency
CUEFI Convective Cloud Efficiency non-dim
CUEFI Convective cloud efficiency Proportion
MFLUX Convective Cloud Mass Flux Pa/s
CCTL Convective cloud top level
CCTL Convective Cloud Top Level
CNVDEMF Convective detrainment mass flux mm/s
CNVDMF Convective downdraft mass flux mm/s
CNGWDV Convective Gravity wave drag meridional acceleration m/s^2
CNGWDU Convective Gravity wave drag zonal acceleration m/s^2
CIN Convective inhibition J/kg
CNVV Convective meridional momentum mixing acceleration m/s^2
ACPCP Convective Precipitation kg m-2
ACPCP Convective precipitation mm
ACPCPN Convective precipitation (nearest grid point) kg/m2
ACPCPN Convective precipitation (nearest grid point) mm
CPRAT Convective Precipitation Rate kg m-2 s-1
CPRAT Convective Precipitation Rate kg\*m^-2\*s^-1
CPRAT Convective precipitation rate mm / s
CPRAT Convective Precipitation Rate mm / s
CSRATE Convective Snowfall Rate m s-1
CSRATE Convective Snowfall Rate m/s
CSRWE Convective Snowfall Rate Water Equivalent kg m-2s-1
CSRWE Convective Snowfall Rate Water Equivalent mm/s
SNOC Convective snow mm
CNVUMF Convective updraft mass flux mm/s
CWP Convective Water Precipitation kg m-2
CWP Convective Water Precipitation mm
CWDI Convective Weather Detection Index
CNVU Convective zonal momentum mixing acceleration m/s^2
SNO C Convect Snow kg m-2
NTRNFLUX Cosmic Ray Neutron Flux h^1
COVTZ Covariance between izonal component of the wind and temperature. Defined as [uT]-[u][T], where "[]" indicates the mean over the indicated time span. K\*m/s
COVMM Covariance between meridional and meridional components of the wind. Defined as [vv]-[v][v], where "[]" indicates the mean over the indicated time span. m^2/s^2
COVMZ Covariance between Meridional and Zonal Components of the wind. m^2/s^2
COVTM Covariance between meridional component of the wind and temperature. Defined as [vT]-[v][T], where "[]" indicates the mean over the indicated time span. K\*m/s
COVQM Covariance between specific humidity and meridional components of the wind. Defined as [vq]-[v][q], where "[]" indicates the mean over the indicated time span. kg/kg\*m/s
COVQQ Covariance between specific humidity and specific humidy. Defined as [qq]-[q][q], where "[]" indicates the mean over the indicated time span. kg/kg\*kg/kg
COVQVV Covariance between specific humidity and vertical components of the wind. Defined as [Ωq]-[Ω][q], where "[]" indicates the mean over the indicated time span. kg/kg\*Pa/s
COVQZ Covariance between specific humidity and zonal components of the wind. Defined as [uq]-[u][q], where "[]" indicates the mean over the indicated time span. kg/kg\*m/s
COVPSPS Covariance between surface pressure and surface pressure. Defined as [Psfc]-[Psfc][Psfc], where "[]" indicates the mean over the indicated time span. Pa\*Pa
COVTM Covariance between Temperature and Meridional Components of the wind. K\*m/s
COVTT Covariance between temperature and temperature. Defined as [TT]-[T][T], where "[]" indicates the mean over the indicated time span. K\*K
COVTW Covariance between temperature and vertical component of the wind. Defined as [wT]-[w][T], where "[]" indicates the mean over the indicated time span. K\*m/s
COVTVV Covariance between temperature and vertical components of the wind. Defined as [ΩT]-[Ω][T], where "[]" indicates the mean over the indicated time span. K\*Pa/s
COVTZ Covariance between Temperature and Zonal Components of the wind. K\*m/s
COVVVVV Covariance between vertical and vertical components of the wind. Defined as [ΩΩ]-[Ω][Ω], where "[]" indicates the mean over the indicated time span. Pa^2/s^2
COVMZ Covariance between zonal and meridional components of the wind. Defined as [uv]-[u][v], where "[]" indicates the mean over the indicated time span. m^2/s^2
COVZZ Covariance between zonal and zonal components of the wind. Defined as [uu]-[u][u], where "[]" indicates the mean over the indicated time span. m^2/s^2
CrestMaxStreamflow CREST Maximum Streamflow (m^3)\*(s^-1)
CrestMaxUStreamflow CREST Maximum Unit Streamflow (m^3)\*(s^-1)\*(km^-2)
CrestSoilMoisture CREST Soil Moisture %
CRTFRQ Critical Frequency Hz
CB Cumulonimbus Base m
CBHE Cumulonimbus Horizontal Exten %
CT Cumulonimbus Top m
DIRC Current direction Degree true
SPC Current speed m/s
DCBL Deep convective cloud bottom level
DCBL Deep Convective Cloud Bottom Level
DCCBL Deep Convective Cloud Bottom Level
DCCTL Deep Convective Cloud Top Level
DCTL Deep convective cloud top level
DCTL Deep Convective Cloud Top Level
CNVHR Deep Convective Heating rate K/s
CNVMR Deep Convective Moistening Rate kg kg-1 s-1
CNVMR Deep Convective Moistening Rate kg/kg\*s
DALT Density altitude m
DEN Density kg/m^3
DBLL Depth Below Land surface m
DPBLW Depth below land surface m
DBSL Depth Below Sea Level m
DPMSL Depth below sea level m
REFZI Derived radar reflectivity backscatter from ice mm^6/m^3
REFZI Derived radar reflectivity backscatter from ice mm^6\*m^-3
REFZC Derived radar reflectivity backscatter from parameterized convection mm^6/m^3
REFZC Derived radar reflectivity backscatter from parameterized convection mm^6\*m^-3
REFZR Derived radar reflectivity backscatter from rain mm^6/m^3
REFZR Derived radar reflectivity backscatter from rain mm^6\*m^-3
REFD Derived radar reflectivity dB
DEVMSL Deviation of sea level from mean m
DEPR Dew point depression or deficit K
DPT Dew point temperature K
DIREC Direct Evaporation Cease(Soil Moisture) kg/m^3
SMDRY Direct evaporation cease (soil moisture) Proportion
EVBS Direct evaporation from bare soil W/m^2
DIRWWW Directional Width of The Wind Waves
Degree true Direction Degrees true DIRDEGTRU
WWSDIR Direction of combined wind waves and swell Degree
DICED Direction of ice drift Degree true
SWDIR Direction of swell waves Degree
WVDIR Direction of wind waves Degree
DSKDAY Disk Intensity Day J\*m^2\*s^1
DSKINT Disk Intensity j\*m^2\*s^1
DSKNGT Disk Intensity Night J\*m^2\*s^1
DLWRF Downward Long-Wave Rad. Flux W/m^2
DLWRF Downward long-wave radiation flux W/m^2
Downward Long-W/m^2 DLWRF
DSWRF Downward Short-Wave Rad. Flux W/m^2
DSWRF Downward short-wave radiation flux W/m^2
Downward Short-W/m^2 DSWRF
DTRF Downward Total radiation Flux W/m^2
DWUVR Downward UV Radiation W/m^2
CD Drag Coefficient
CD Drag coefficient Numeric
ELON East Longitude (0 - 360) deg
ELON East Longitude (0 - 360) degrees
ELONN East Longitude (nearest neighbor) (0 - 360) degrees
RETOP Echo Top m
RADT Effective radiative skin temperature K
ETOT Electric Field Magnitude V\*m^1
ELCDEN Electron Density m^3
DIFEFLUX Electron Flux (Differential) (m^2\*s\*sr\*eV)^1
INTEFLUX Electron Flux (Integral) (m^2\*s\*sr)^1
ELECTMP Electron Temperature K
ELSCT Elevation of snow covered terrain (Code table 4.216)
EHELX Energy helicity index Numeric
EATM Entire atmosphere (considered as a single layer)
EA Entire Atmosphere
EATM Entire Atmosphere
NONE Entire Atmosphere
EOCN Entire ocean (considered as a single layer)
EOCN Entire Ocean
NONE Entire Ocean
EHLT Equilibrium level
EHLT Equilibrium Level
REFZC Equivalent radar reflectivity factor for parameterized convection m m6 m-3
REFZR Equivalent radar reflectivity factor for rain m m6 m-3
REFZI Equivalent radar reflectivity factor for snow m m6 m-3
ESTPC Estimated precipitation mm
ESTUWIND Estimated u component of wind m/s
ESTVWIND Estimated v component of wind m/s
ELYR Eta Level Eta value
ETAL Eta Level Eta value
EUVRAD EUV Radiance W\*s\*r^1\*m^2
EVP Evaporation kg m-2
EVP Evaporation mm
Evaporation - Precipitation cm/day EMNP
EMNP Evaporation - Precipitation cm/day
EMNP Evaporation - Precipitation cm per day
EVAPT Evapotranspiration kg^-2\*s^-1
SFEXC Exchange coefficient kg\*m^-2\*s^-1
SFEXC Exchange coefficient mm \* s
ETCWL Extra Tropical Storm Surge Combined Surge and Tide m
ETSRG Extra Tropical Storm Surge m
F107 F10.7 W\*m^2\*H\*z^1
FLDCP Field Capacity fraction
FIREDI Fire Detection Indicator (Code Table 4.223)
FIREODT Fire Outlook Due to Dry Thunderstorm index(see GRIB 2 code table 4.224)
FIREOLK Fire Outlook index (see GRIB 2 code table 4.224)
FFG Flash flood guidance (Encoded as an accumulation over a floating subinterval of time between the reference time and valid time) mm
FFRUN Flash flood runoff (Encoded as an accumulation over a floating subinterval of time) mm
FLGHT Flight Category
QREC Flood plain recharge mm
ModelHeight0C Freezing Level Height m
FRZR Freezing Rain kg/m2
FRZR Freezing Rain mm
FPRATE Freezing Rain Precipitation Rate kg m-2s-1
FPRATE Freezing Rain Precipitation Rate mm/s
FREQ Frequency s^-1
FRICV Frictional velocity m/s
FRICV Frictional Velocity m/s
FRICV Friction Velocity m/s
FROZR Frozen Rain kg/m2
FROZR Frozen Rain mm
GHT Geometrical height m
DBSS Geometric Depth Below Sea Surface m
DIST Geometric height m
GPA Geopotential height anomaly gpm
GH Geopotential height gpm
HGT Geopotential height gpm
HGTN Geopotential Height (nearest grid point) gpm
GP Geopotential m^2/s^2
GRAD Global radiation flux W/m^2
GRAUP Graupel (snow pellets) kg/kg
GRLE Grauple kg kg-1
GSGSO Gravity Of Sub-Grid Scale Orography W/m^2
GWDV Gravity wave drag meridional acceleration m/s^2
GWDU Gravity wave drag zonal acceleration m/s^2
GCBL Grid scale cloud bottom level
GCBL Grid Scale Cloud Bottom Level
GSCBL Grid Scale Cloud Bottom Level
GCTL Grid scale cloud top level
GCTL Grid Scale Cloud Top Level
GSCTL Grid Scale Cloud Top Level
GC137 Ground deposition of Caesium 137 Bq/m^2
GI131 Ground deposition of Iodine 131 Bq/m^2
GRADP Ground deposition of radioactive Bq/m^2
GFLUX Ground heat flux W/m^2
SFC Ground or Water Surface
GWREC Groundwater recharge mm
HAIL Hail m
HAILPROB Hail probability %
HINDEX Haines Index Numeric
SIGHAL Hall Conductivity S\*m^1
HARAD H-Alpha Radiance W\*s\*r^1\*m^2
HFLUX Heat Flux W/m^2
HTX Heat index K
DIFIFLUX Heavy Ion Flux (Differential) ((m^2\*s\*sr\*eV)/nuc)^1
INTIFLUX Heavy Ion Flux (iIntegral) (m^2\*s\*sr)^1
HGTAG Height above ground (see Note 1) m
H50Above0C Height of 50 dBZ Echo Above 0C km
H50AboveM20C Height of 50 dBZ Echo Above -20C km
H60Above0C Height of 60 dBZ Echo Above 0C km
H60AboveM20C Height of 60 dBZ Echo Above -20C km
HELCOR Heliospheric Radiance W\*s\*r^1\*m^2
ABSRB HF Absorption dB
ABSFRQ HF Absorption Frequency Hz
HPRIMF h'F m
HCBL High cloud bottom level
HCBL High Cloud Bottom Level
HCDC High cloud cover %
HCL High cloud layer
HCL High Cloud Layer
HCLY High Cloud Layer
HCTL High cloud top level
HCTL High Cloud Top Level
HSCLW Highest top level of supercooled liquid water layer
HSCLW Highest Top Level of Supercooled Liquid Water Layer
HTSLW Highest Top Level of Supercooled Liquid Water Layer
HTFL Highest tropospheric freezing level
HTFL Highest Tropospheric Freezing Level
HighLayerCompositeReflectivity High Layer Composite Reflectivity (24-60 kft) dBZ
HAVNI High-Level aviation interest
HRCONO High risk convective outlook categorical
MCONV Horizontal Moisture Convergence kg kg-1 s-1
HMC Horizontal moisture convergence kg/kg\*s
MCONV Horizontal Moisture Divergence kg kg-1 s-1
MCONV Horizontal Moisture Divergence kg\*kg^-1\*s^-1
MCONV Horizontal moisture divergence kg/kg\*s
MCONV Horizontal Moisture Divergence kg/kg\*s
MFLX Horizontal momentum flux N/m^2
MFLX Horizontal Momentum Flux N \* m-2
MFLX Horizontal Momentum Flux N/m^2
CompositeReflectivityMaxHourly Hourly Composite Reflectivity Maximum dBZ
MAXDVV Hourly Maximum of Downward Vertical Vorticity in the lowest 400hPa m/s
MAXREF Hourly Maximum of Simulated Reflectivity at 1 km AGL dB
MXUPHL Hourly Maximum of Updraft Helicity over Layer 2-5 km AGL m^2/s^2
MXUPHL Hourly Maximum of Updraft Helicity over Layer 2km to 5 km AGL m^2/s^2
MAXUVV Hourly Maximum of Upward Vertical Vorticity in the lowest 400hPa m/s
MIXR Humidity Mixing Ratio kg kg-1
MIXR Humidity mixing ratio kg/kg
RCQ Humidity parameterin canopy conductance Fraction
RCQ Humidity parameter in canopy conductance Proportion
HYBL Hybrid Level
HCBB ICAO Height at Cumulonimbus Bas m
HCBT ICAO Height at Cumulonimbus To m
HECBB ICAO Height at Embedded Cumulonimbus Bas m
HECBT ICAO Height at Embedded Cumulonimbus To m
ICAHT ICAO Standard Atmosphere Reference Height m
ICEC Ice cover Proportion
ICED Ice divergence s^-1
FICE Ice fraction of total condensate
FICE Ice fraction of total condensate non-dim
FICE Ice fraction of total condensate Proportion
surface Ice-free water ICWAT
ICWAT Ice-free water surface %
ICEG Ice growth rate m/s
IPRATE Ice Pellets Precipitation Rate kg m-2s-1
IPRATE Ice Pellets Precipitation Rate mm/s
ICE T Ice Temperature K
ICETK Ice thickness m
ICMR Ice Water Mixing Ratio kg kg-1
ICMR Ice water mixing ratio kg/kg
ICIB Icing base m
ICIB Icing Base m
ICIP Icing %
ICIP Icing Potential %
TIPD Icing Potential non-dim
ICPRB Icing probability non-dim
ICI Icing See Table 4.207
Icing Severity ICI
ICSEV Icing severity non-dim
ICIT Icing top m
ICIT Icing Top m
CTP In-Cloud Turbulence %
IRBand4 Infrared Imagery K
INSTRR Instantaneous rain rate mm / s
LIPMF Integrated column particulate matter (fine) log10(mg \* m^-3)
LIPMF Integrated column particulate matter (fine) log10(mm\*g/m^3)
ILIQW Integrated Liquid Water kg m-2
ILW Integrated liquid water mm
TSI Integrated Solar Irradiance W\*m^2
INTFD Interface Depths m
IMFTSW Inverse Mean Frequency of The Total Swell s
IMFWW Inverse Mean Frequency of The Wind Waves s
IMWF Inverse Mean Wave Frequency s
IONDEN Ion Density m^3
IDRL Ionospheric D-region level
IERL Ionospheric E-region level
IF1RL Ionospheric F1-region level
IF2RL Ionospheric F2-region level
IONTMP Ion Temperature K
THEL Isentropic (theta) level K
ISBL Isobaric Surface Pa
TMPL Isothermal Level K
KX K index K
KENG Kinetic Energy J/kg
MELBRNE KNES1 1
KOX KO index K
BENINX Kurtosis of The Sea Surface Elevation Due to Waves
LAND Land cover (0=sea, 1=land) Proportion
LANDN Land-sea coverage (nearest neighbor) [land=1,sea=0]
LSPA Land Surface Precipitation Accumulation mm
LANDU Land use (Code table 4.212)
LAPR Lapse rate K/m
LRGHR Large Scale Condensate Heating rate K/s
LRGMR Large scale moistening rate kg/kg/s
NCPCP Large-Scale Precipitation (non-convective) kg m-2
NCPCP Large scale precipitation (non-convective) mm
LSPRATE Large Scale Precipitation Rate kg m-2s-1
LSPRATE Large Scale Precipitation Rate mm/s
LSSRATE Large Scale Snowfall Rate m s-1
LSSRATE Large Scale Snowfall Rate m/s
LSSRWE Large Scale Snowfall Rate Water Equivalent kg m-2s-1
LSSRWE Large Scale Snowfall Rate Water Equivalent mm/s
SNO L Large-Scale Snow kg m-2
SNOL Large scale snow mm
LSWP Large Scale Water Precipitation (Non-Convective) kg m-2
LSWP Large Scale Water Precipitation (Non-Convective) mm
LHTFL Latent heat net flux W/m^2
NLAT Latitude (-90 to +90) deg
NLAT Latitude (-90 to +90) degrees
NLATN Latitude (nearest neighbor) (-90 to +90) degrees
LAPP Latitude of Presure Point degrees
LAUV Latitude of U Wind Component of Velocity degrees
LAVV Latitude of V Wind Component of Velocity degrees
NONE Layer Between Two Depths Below Ocean Surface
OLYR Layer between two depths below ocean surface
OLYR Layer Between Two Depths Below Ocean Surface
LBTHL Layer Between Two Hybrid Levels
NONE Layer Between Two Hybrid Levels
LMBSR Layer-maximum base reflectivity dB
LOS Layer Ocean Surface and 26C Ocean Isothermal Level
NONE Layer Ocean Surface and 26C Ocean Isothermal Level
LAYTH Layer Thickness m
LAI Leaf Area Index
PDLY Level at Specified Pressure Difference from Ground to Level Pa
SPDL Level at Specified Pressure Difference from Ground to Level Pa
0DEG level of 0C Isotherm
ADCL Level of Adiabatic Condensation Lifted from the Surface
CTL Level of Cloud Tops
LTNG Lightning
LTNG Lightning non-dim
LMBINT Limb Intensity J\*m^2\*s^1
ARAIN Liquid precipitation (rainfall) kg/m2
ARAIN Liquid precipitation (rainfall) mm
LSOIL Liquid soil moisture content (non-frozen) mm
LIQVSM Liquid Volumetric Soil Moisture (Non-Frozen) m^3/m^3
SOILL Liquid volumetric soil moisture (non-frozen) Proportion
LOPP Longitude of Presure Point degrees
LOUV Longitude of U Wind Component of Velocity degrees
LOVV Longitude of V Wind Component of Velocity degrees
LWAVR Long wave radiation flux W/m^2
LWHR Long-Wave Radiative Heating Rate K/s
LCBL Low cloud bottom level
LCBL Low Cloud Bottom Level
LCDC Low cloud cover %
LCLY Low Cloud Layer
LCY Low cloud layer
LCY Low Cloud Layer
LCTL Low cloud top level
LCTL Low Cloud Top Level
LLSM Lower layer soil moisture kg/m^3
LBSLW Lowest Bottom Level of Supercooled Liquid Water Layer
LSCLW Lowest bottom level of supercooled liquid water layer
LSCLW Lowest Bottom Level of Supercooled Liquid Water Layer
LLTW Lowest level of the wet bulb zero
LLTW Lowest Level of the Wet Bulb Zero
LWBZ Lowest Level of the Wet Bulb Zero
WBZ Lowest Level of the Wet Bulb Zero
LowLayerCompositeReflectivity Low Layer Composite Reflectivity (0-24 kft) dBZ
LAVNI Low-Level aviation interest
MergedAzShear02kmAGL Low-Level Azimuthal Shear (0-2km AGL) 1/s
LLCompositeReflectivity Low-Level Composite Reflectivity dBZ
HeightLLCompositeReflectivity Low-Level Composite Reflectivity Height m
RotationTrackLL120min Low-Level Rotation Tracks 0-2km AGL (120 min. accum.) 1/s
RotationTrackLL1440min Low-Level Rotation Tracks 0-2km AGL (1440 min. accum.) 1/s
RotationTrackLL240min Low-Level Rotation Tracks 0-2km AGL (240 min. accum.) 1/s
RotationTrackLL30min Low-Level Rotation Tracks 0-2km AGL (30 min. accum.) 1/s
RotationTrackLL360min Low-Level Rotation Tracks 0-2km AGL (360 min. accum.) 1/s
RotationTrackLL60min Low-Level Rotation Tracks 0-2km AGL (60 min. accum.) 1/s
BTOT Magnetic Field Magnitude T
MTHA Main thermocline anomaly m
MTHD Main thermocline depth m
LMH Mass Point Model Surface
MAXAH Maximum absolute humidity kg/m^3
MAXAH Maximum Absolute Humidity kg m-3
MACAT Maximum Cloud Air Turbulence Potential mm
REFC Maximum/Composite radar reflectivity dB
MTHE Maximum equivalent potential temperature level
MTHE Maximum Equivalent Potential Temperature level
MESH Maximum Estimated Size of Hail (MESH) mm
MAIP Maximum Icing Potential mm
MAXWH Maximum Individual Wave Height m
PRPMax Maximum Precipitation Return Period year
QPEFFGMax Maximum QPE-to-FFG Ratio %
MAXRH Maximum relative humidity %
MAXRH Maximum Relative Humidity %
MXSALB Maximum snow albedo %
MXSALB Maximum Snow Albedo %
MXSALB Maximum Snow Albedo\* %
QMAX Maximum specific humidity at 2m kg/kg
TMAX Maximum temperature K
MWSL Maximum Wind Level
MAXWS Maximum wind speed m/s
MACTP Max in-Cloud Turbulence Potential mm
MECAT Mean Cloud Air Turbulence Potential mm
MEI Mean Icing Potential mm
MECTP Mean in-Cloud Turbulence Potential mm
MWSPER Mean period of combined wind waves and swell s
SWPER Mean period of swell waves s
WVPER Mean period of wind waves s
MSL Mean Sea Level Pa
M2SPW Mean square slope of waves
MZPTSW Mean Zero-Crossing Period of The Total Swell s
MZPWW Mean Zero-Crossing Period of The Wind Waves s
MZWPER Mean Zero-Crossing Wave Period s
MCDC Medium cloud cover %
MergedBaseReflectivityQC Merged Base Reflectivity dBZ
MergedReflectivityAtLowestAltitude Merged Reflectivity At Lowest Altitude (RALA) dBZ
VGWD Meridional flux of gravity wave stress N/m^2
V-GWD Meridional Flux of Gravity Wave Stress N/m^2
MESHTrack120min MESH Tracks (120 min. accum.) mm
MESHTrack1440min MESH Tracks (1440 min. accum.) mm
MESHTrack240min MESH Tracks (240 min. accum.) mm
MESHTrack30min MESH Tracks (30 min. accum.) mm
MESHTrack360min MESH Tracks (360 min. accum.) mm
MESHTrack60min MESH Tracks (60 min. accum.) mm
MCBL Middle cloud bottom level
MCBL Middle Cloud Bottom Level
MCLY Middle Cloud Layer
MCY Middle cloud layer
MCY Middle Cloud Layer
MCTL Middle cloud top level
MCTL Middle Cloud Top Level
MergedAzShear36kmAGL Mid-Level Azimuthal Shear (3-6km AGL) 1/s
RotationTrackML120min Mid-Level Rotation Tracks 3-6km AGL (120 min. accum.) 1/s
RotationTrackML1440min Mid-Level Rotation Tracks 3-6km AGL (1440 min. accum.) 1/s
RotationTrackML240min Mid-Level Rotation Tracks 3-6km AGL (240 min. accum.) 1/s
RotationTrackML30min Mid-Level Rotation Tracks 3-6km AGL (30 min. accum.) 1/s
RotationTrackML360min Mid-Level Rotation Tracks 3-6km AGL (360 min. accum.) 1/s
RotationTrackML60min Mid-Level Rotation Tracks 3-6km AGL (60 min. accum.) 1/s
RSMIN Minimal stomatal resistance s/m
DEPMN Minimum dew point depression K
MINRH Minimum Relative Humidity %
QMIN Minimum specific humidity at 2m kg/kg
TMIN Minimum temperature K
Entire Atmosphere Missing200 200
MIXHT mixed layer depth m
MIXHT Mixed Layer Depth m
MIXL Mixed Layer Depth m
MLYNO Model Layer number (From bottom up)
MTHT Model terrain height m
MRCONO Moderate risk convective outlook categorical
MSTAV Moisture availability %
UFLX Momentum flux, u component N/m^2
VFLX Momentum flux, v component N/m^2
MNTSF Montgomery stream function m^2/s^2
MSLET MSLP (Eta model reduction) Pa
MSLPM MSLP (MAPS System Reduction) Pa
NLGSP Natural Log of Surface Pressure ln(kPa)
NBDSF Near IR Beam Downward Solar Flux W/m^2
NBSALB Near IR, Black Sky Albedo %
NDDSF Near IR Diffuse Downward Solar Flux W/m^2
NWSALB Near IR, White Sky Albedo %
AOHFLX Net Air-Ocean Heat Flux W/m^2
NLWRCS Net Long-Wave Radiation Flux, Clear Sky W/m^2
NLWRS Net long wave radiation flux (surface) W/m^2
NLWRT Net long wave radiation flux (top of atmosphere) W/m^2
NLWRF Net Long-Wave Radiation Flux W/m^2
NSWRFCS Net Short-Wave Radiation Flux, Clear Sky W/m^2
NSWRS Net short-wave radiation flux (surface) W/m^2
NSWRT Net short-wave radiation flux (top of atmosphere) W/m^2
NSWRF Net Short Wave Radiation Flux W/m^2
NTAT Nominal Top of the Atmosphere
CDLYR Non-convective cloud cover %
CDLYR Non-Convective Cloud Cover %
non-dim CD
NWSTR Normalised Waves Stress
NDVI Normalized Difference Vegetation Index
NCIP Number concentration for ice particles
NCIP Number concentration for ice particles non-dim
MIXLY Number of mixed layers next to surface integer
NPIXU Number Of Pixels Used Numeric
RLYRS Number of soil layers in root zone non-dim
RLYRS Number of soil layers in root zone Numeric
RLYRS Number of soil layers in root zone
OHC Ocean Heat Content J/m^2
OITL Ocean Isotherm Level (1/10 deg C) C
NONE Ocean Isotherm Level 1/10 ℃
OITL Ocean Isotherm Level 1/10 ℃
NONE Ocean Mixed Layer
OML Ocean Mixed Layer
P2OMLT Ocean Mixed Layer Potential Density (Reference 2000m) kg/m^3
OMLU Ocean Mixed Layer U Velocity m/s
OMLV Ocean Mixed Layer V Velocity m/s
ELEV Ocean Surface Elevation Relative to Geoid m
OMGALF Omega (Dp/Dt) divide by density K
EWATR Open water evaporation (standing water) W/m^2
OSD Ordered Sequence of Data
OSEQ Ordered Sequence of Data
OZCON Ozone Concentration (PPB) PPB
OZMAX1 Ozone Daily Max from 1-hour Average ppbV
OZMAX8 Ozone Daily Max from 8-hour Average ppbV
O3MR Ozone Mixing Ratio kg \* kg^-1
O3MR Ozone mixing ratio kg/kg
O3MR Ozone Mixing Ratio kg/kg
POZO Ozone production from col ozone term kg/kg/s
POZT Ozone production from temperature term kg/kg/s
POZ Ozone production kg/kg/s
TOZ Ozone tendency kg/kg/s
VDFOZ Ozone vertical diffusion kg/kg/s
SIGPAR Parallel Conductivity S\*m^1
PRATMP Parallel Temperature K
PLI Parcel lifted index (to 500 mb) K
PLSMDEN Particle Number Density m^3
PMTC Particulate matter (coarse) mg \* m^-3
PMTC Particulate matter (coarse) mm\*g/m^3
LPMTF Particulate matter (fine) log10(mg \* m^-3)
LPMTF Particulate matter (fine) log10(mm\*g/m^3)
PMTF Particulate matter (fine) mg \* m^-3
PMTF Particulate matter (fine) mm\*g/m^3
PPERTS Peak Period of The Total Swell s
PPERWW Peak Period of The Wind Waves s
PWPER Peak Wave Period s
SIGPED Pedersen Conductivity S\*m^1
CPOFP Percent frozen precipitation %
PCTP1 Percent pcpn in 1st 6-h sub-period of 24 hr period %
PCTP2 Percent pcpn in 2nd 6-h sub-period of 24 hr period %
PCTP3 Percent pcpn in 3rd 6-h sub-period of 24 hr period %
PCTP4 Percent pcpn in 4th 6-h sub-period of 24 hr period %
PPSUB Percent precipitation in a sub-period of an overall period (Encoded as per cent accumulation over the sub-period) %
PMAXWH Period of Maximum Individual Wave Height s
PRPTMP Perpendicular Temperature K
PHOTAR Photosynthetically Active Radiation W/m^2
PIXST Pixel scene type (Code table 4.218)
BLD Planetary Boundary Layer
HPBL Planetary boundary layer height m
HPBL Planetary Boundary Layer Height m
PLBL Planetary Boundary Layer
PBLR Planetary boundary layer regime (Code table 4.209)
PBLREG Planetary Boundary Layer Regime See Table 4.209
CNWAT Plant canopy surface water mm
PDMAX1 PM 2.5 Daily Max from 1-hour Average ug/m^3
PDMAX24 PM 2.5 Daily Max from 24-hour Average ug/m^3
PEVAP Potential Evaporation kg m-2
PEVAP Potential evaporation mm
PEVAP Potential Evaporation mm
PEVPR Potential Evaporation Rage W/m^2
PEVPR Potential evaporation rate W/m^2
PEVPR Potential Evaporation Rate W m-2
THZ0 Potential temperature at top of viscous sublayer K
POT Potential temperature K
POT Potential temperature (theta) K
PV Potential vorticity K \*m^-2 \*kg^-1 \*s^-1
PV Potential vorticity K \*m^-2\* kg^-1 \*s^-1
PVL Potential Vorticity K \* m^2/kg^1\*s^1
PVORT Potential vorticity K \* m^2 \* kg^-1\* s^-1
PVMWW Potential Vorticity (Mass-Weighted) m/s
PWC Precipitable water category (Code table 4.202)
PWCAT Precipitable Water Category See Table 4.202
P WAT Precipitable Water kg m-2
PWAT Precipitable water mm
PRCP Precipitation mm
PRATE Precipitation Rate kg m-2 s-1
PRATE Precipitation rate mm / s
PTYPE Precipitation type (Code table 4.201)
PTYPE Precipitation Type See Table 4.201
PR Precip rate mm/hr
(See note 3) Predominant Weather Numeric
PWTHER Predominant Weather Numeric (See note 3)
PALT Pressure altitude m
PRESA Pressure anomaly Pa
PCBB Pressure at Cumulonimbus Bas Pa
PCBT Pressure at Cumulonimbus To Pa
PECBB Pressure at Embedded Cumulonimbus Bas Pa
PECBT Pressure at Embedded Cumulonimbus To Pa
PRESDEV Pressure deviation from ground to level Pa
PRESD Pressure deviation from mean sea level Pa
PRESN Pressure (nearest grid point) Pa
PLPL Pressure of level from which parcel was lifted Pa
PLPL Pressure of most parcel with highest theta-e in lowest 300 mb Pa
P Pressure Pa
PRES Pressure Pa
PRES Pressure Pa
PRMSL Pressure reduced to MSL Pa
PTEND Pressure tendency Pa/s
DIRPW Primary wave direction Degree
PERPW Primary wave mean period s
POP Probability of 0.01 inches of precipitation %
POP Probability of 0.01 inch of precipitation (POP) %
PROCON Probability of Convection %
PPFFG Probability of Excessive Rain %
CPOZP Probability of Freezing Precipitation %
PFREZPREC Probability of Freezing Precipitation %
CPOFP Probability of Frozen Precipitation %
PFROZPREC Probability of Frozen Precipitation %
PPFFG Probability of precipitation exceeding flash flood guidance values %
POSH Probability of Severe Hail (POSH) %
WarmRainProbability Probability of Warm Rain %
CWR Probability of Wetting Rain, exceeding in 0.10" in a given time period %
PTAN Prob of Temperature above normal %
PTBN Prob of Temperature below normal %
PTNN Prob of Temperature near normal %
PPAN Prob of Total Precipitation above normal %
PPBN Prob of Total Precipitation below normal %
PPNN Prob of Total Precipitation near normal %
PROTDEN Proton Density m^3
DIFPFLUX Proton Flux (Differential) (m^2\*s\*sr\*eV)^1
INTPFLUX Proton Flux (Integral) (m^2\*s\*sr)^1
PROTTMP Proton Temperature K
EPOT Pseudo-adiabatic potential temperature or equivalent potential temperature K
MountainMapperQPE12H QPE - Mountain Mapper (12 hr. accum.) mm
MountainMapperQPE01H QPE - Mountain Mapper (1 hr. accum.) mm
MountainMapperQPE24H QPE - Mountain Mapper (24 hr. accum.) mm
MountainMapperQPE03H QPE - Mountain Mapper (3 hr. accum.) mm
MountainMapperQPE48H QPE - Mountain Mapper (48 hr. accum.) mm
MountainMapperQPE06H QPE - Mountain Mapper (6 hr. accum.) mm
MountainMapperQPE72H QPE - Mountain Mapper (72 hr. accum.) mm
GaugeOnlyQPE12H QPE - Radar Gauge Only (12 hr. accum.) mm
GaugeOnlyQPE01H QPE - Radar Gauge Only (1 hr. accum.) mm
GaugeOnlyQPE24H QPE - Radar Gauge Only (24 hr. accum.) mm
GaugeOnlyQPE03H QPE - Radar Gauge Only (3 hr. accum.) mm
GaugeOnlyQPE48H QPE - Radar Gauge Only (48 hr. accum.) mm
GaugeOnlyQPE06H QPE - Radar Gauge Only (6 hr. accum.) mm
GaugeOnlyQPE72H QPE - Radar Gauge Only (72 hr. accum.) mm
RadarOnlyQPE12H QPE - Radar Only (12 hr. accum.) mm
RadarOnlyQPE01H QPE - Radar Only (1 hr. accum.) mm
RadarOnlyQPE24H QPE - Radar Only (24 hr. accum.) mm
RadarOnlyQPE03H QPE - Radar Only (3 hr. accum.) mm
RadarOnlyQPE48H QPE - Radar Only (48 hr. accum.) mm
RadarOnlyQPE06H QPE - Radar Only (6 hr. accum.) mm
RadarOnlyQPE72H QPE - Radar Only (72 hr. accum.) mm
GaugeCorrQPE12H QPE - Radar with Gauge Bias Correction (12 hr. accum.) mm
GaugeCorrQPE01H QPE - Radar with Gauge Bias Correction (1 hr. accum.) mm
GaugeCorrQPE24H QPE - Radar with Gauge Bias Correction (24 hr. accum.) mm
GaugeCorrQPE03H QPE - Radar with Gauge Bias Correction (3 hr. accum.) mm
GaugeCorrQPE48H QPE - Radar with Gauge Bias Correction (48 hr. accum.) mm
GaugeCorrQPE06H QPE - Radar with Gauge Bias Correction (6 hr. accum.) mm
GaugeCorrQPE72H QPE - Radar with Gauge Bias Correction (72 hr. accum.) mm
PrecipRate Radar Precipitation Rate (SPR) mm/hr
RadarQualityIndex Radar Quality Index (RQI)
RDSP1 Radar spectra (1)
RDSP2 Radar spectra (2)
RDSP3 Radar spectra (3)
RDLNUM Radial number (2pi/lambda) m-1
SWRAD Radiance (with respect to wave length) W \* m^-3 \*sr^-1
LWRAD Radiance (with respect to wave number) W \* m^-1 \*sr^-1
EPSR Radiative emissivity
EPSR Radiative emissivity mm
FRAIN Rain fraction of total cloud water Proportion
FRAIN Rain Fraction of Total Liquid Water
FRAIN Rain Fraction of Total Liquid Water non-dim
FRAIN Rain Fraction of Total Liquid Water Proportion
RWMR Rain Mixing Ratio kg kg-1
RWMR Rain mixing ratio kg/kg
RPRATE Rain Precipitation Rate kg m-2s-1
RPRATE Rain Precipitation Rate mm/s
RDRIP Rate of water dropping from canopy to ground unknown
ground Rate of water dropping from canopy to RDRIP
MergedReflectivityComposite Raw Composite Reflectivity Mosaic dBZ
MergedBaseReflectivity Raw Merged Base Reflectivity dBZ
RFL06 Reflectance in 0.6 Micron Channel %
RFL08 Reflectance in 0.8 Micron Channel %
RFL16 Reflectance in 1.6 Micron Channel %
RFL39 Reflectance in 3.9 Micron Channel %
Reflectivity0C Reflectivity at 0C dBZ
ReflectivityM10C Reflectivity at -10C dBZ
ReflectivityM15C Reflectivity at -15C dBZ
REFD Reflectivity at 1 km AGL dB
ReflectivityM20C Reflectivity at -20C dBZ
ReflectivityM5C Reflectivity at -5C dBZ
ReflectivityAtLowestAltitude Reflectivity At Lowest Altitude (RALA) dBZ
REFD Reflectivity dB
RAZA Relative Azimuth Angle Degree
RELD Relative divergence s^-1
REV Relative Error Variance
RH Relative humidity %
R H Relative Humidity %
RHPW Relative Humidity with Respect to Precipitable Water %
RELV Relative vorticity s^-1
RSSC Remotely sensed snow cover (Code table 4.215)
RI Richardson number Numeric
RI Richardson Number Numeric
FRIME Rime Factor
RIME Rime Factor non-dim
RIME Rime factor Numeric
RIME Rime Factor Numeric
RIME Rime Factor
SFCRH Roughness length for heat m
SALTY Salinity kg/kg
SLTFL Salt Flux mm\*s
SATD Saturation deficit Pa
SAT D Saturation Deficit Pa
SATOSM Saturation Of Soil Moisture kg/m^3
SCALB Scaled albedo Numeric
SCBT Scaled brightness temperature Numeric
SCCTP Scaled cloud top pressure Numeric
SCLI Scaled lifted index Numeric
SCPW Scaled precipitable water Numeric
SCRAD Scaled radiance Numeric
SCST Scaled skin temperature Numeric
SCESTUWIND Scatterometer Estimated U Wind Component m/s
SCESTVWIND Scatterometer Estimated V Wind Component m/s
SCINT Scintillation Numeric
SEAB Sea Bottom
SeamlessHSR Seamless Hybrid Scan Reflectivity (SHSR) dBZ
SeamlessHSRHeight Seamless Hybrid Scan Reflectivity (SHSR) Height km
SSHG Sea Surface Height Relative to Geoid m
DIRSW Secondary wave direction Degree
PERSW Secondary wave mean periods s
s Seconds prior to initial reference time (defined in Section 1) TSEC
TSEC Seconds prior to initial reference time s
TSEC Seconds Prior To Initial Reference Time s
SHTFL Sensible heat net flux W/m^2
SHI Severe Hail Index (SHI)
SCBL Shallow convective cloud bottom level
SCBL Shallow Convective Cloud Bottom Level
SCCBT Shallow Convective Cloud Bottom Level
SCCTL Shallow Convective Cloud Top Level
SCTL Shallow convective cloud top level
SCTL Shallow Convective Cloud Top Level
SHAHR Shallow Convective Heating rate K/s
SHAMR Shallow Convective Moistening Rate kg kg-1 s-1
SHAMR Shallow Convective Moistening Rate kg/kg\*s
SWAVR Short wave radiation flux W/m^2
SGCVV Sigma coordinate vertical velocity s^-1
SIGL Sigma Level
SHAILPRO Significant Hail probability %
SIGHAILPROB Significant Hail probability %
HTSGW Significant height of combined wind waves and swell m
SWELL Significant height of swell waves m
WVHGT Significant height of wind waves (m) m
SIGTRNDPROB Significant Tornado probability %
STORPROB Significant Tornado probability %
SIGWINDPROB Significant Wind probability %
SWINDPRO Significant Wind probability %
Silt loam
SBC123 Simulated Brightness Counts for GOES 12, Channel 3 Byte
SBC124 Simulated Brightness Counts for GOES 12, Channel 4 Byte
SBTA1610 Simulated Brightness Temperature for ABI GOES-16, Band-10 K
SBTA1611 Simulated Brightness Temperature for ABI GOES-16, Band-11 K
SBTA1612 Simulated Brightness Temperature for ABI GOES-16, Band-12 K
SBTA1613 Simulated Brightness Temperature for ABI GOES-16, Band-13 K
SBTA1614 Simulated Brightness Temperature for ABI GOES-16, Band-14 K
SBTA1615 Simulated Brightness Temperature for ABI GOES-16, Band-15 K
SBTA1616 Simulated Brightness Temperature for ABI GOES-16, Band-16 K
SBTA167 Simulated Brightness Temperature for ABI GOES-16, Band-7 K
SBTA168 Simulated Brightness Temperature for ABI GOES-16, Band-8 K
SBTA169 Simulated Brightness Temperature for ABI GOES-16, Band-9 K
SBTA1710 Simulated Brightness Temperature for ABI GOES-17, Band-10 K
SBTA1711 Simulated Brightness Temperature for ABI GOES-17, Band-11 K
SBTA1712 Simulated Brightness Temperature for ABI GOES-17, Band-12 K
SBTA1713 Simulated Brightness Temperature for ABI GOES-17, Band-13 K
SBTA1714 Simulated Brightness Temperature for ABI GOES-17, Band-14 K
SBTA1715 Simulated Brightness Temperature for ABI GOES-17, Band-15 K
SBTA1716 Simulated Brightness Temperature for ABI GOES-17, Band-16 K
SBTA177 Simulated Brightness Temperature for ABI GOES-17, Band-7 K
SBTA178 Simulated Brightness Temperature for ABI GOES-17, Band-8 K
SBTA179 Simulated Brightness Temperature for ABI GOES-17, Band-9 K
AMSRE10 Simulated Brightness Temperature for AMSRE on Aqua, Channel 10 K
AMSRE11 Simulated Brightness Temperature for AMSRE on Aqua, Channel 11 K
AMSRE12 Simulated Brightness Temperature for AMSRE on Aqua, Channel 12 K
AMSRE9 Simulated Brightness Temperature for AMSRE on Aqua, Channel 9 K
SBT112 Simulated Brightness Temperature for GOES 11, Channel 2 K
SBT113 Simulated Brightness Temperature for GOES 11, Channel 3 K
SBT114 Simulated Brightness Temperature for GOES 11, Channel 4 K
SBT115 Simulated Brightness Temperature for GOES 11, Channel 5 K
SBT122 Simulated Brightness Temperature for GOES 12, Channel 2 K
SBT123 Simulated Brightness Temperature for GOES 12, Channel 3 K
SBT124 Simulated Brightness Temperature for GOES 12, Channel 4 K
SBT125 Simulated Brightness Temperature for GOES 12, Channel 5 K
SBT124 Simulated Brightness Temperature for GOES E Infrared K
SBT123 Simulated Brightness Temperature for GOES E Water Vapor K
SBT114 Simulated Brightness Temperature for GOES W Infrared K
SBT113 Simulated Brightness Temperature for GOES W Water Vapor K
SRFA161 Simulated Reflectance Factor for ABI GOES-16, Band-1
SRFA162 Simulated Reflectance Factor for ABI GOES-16, Band-2
SRFA163 Simulated Reflectance Factor for ABI GOES-16, Band-3
SRFA164 Simulated Reflectance Factor for ABI GOES-16, Band-4
SRFA165 Simulated Reflectance Factor for ABI GOES-16, Band-5
SRFA166 Simulated Reflectance Factor for ABI GOES-16, Band-6
SRFA171 Simulated Reflectance Factor for ABI GOES-17, Band-1
SRFA172 Simulated Reflectance Factor for ABI GOES-17, Band-2
SRFA173 Simulated Reflectance Factor for ABI GOES-17, Band-3
SRFA174 Simulated Reflectance Factor for ABI GOES-17, Band-4
SRFA175 Simulated Reflectance Factor for ABI GOES-17, Band-5
SRFA176 Simulated Reflectance Factor for ABI GOES-17, Band-6
SKTMP Skin Temperature K
SRCONO Slight risk convective outlook categorical
SSGSO Slope Of Sub-Grid Scale Orography Numeric
SNOAG Snow age day
SNOAG Snow Age day
SALBD Snow Albedo %
SCE Snow Cover by elevation (snow=0-252,neither=253,clouds=254) dm
SCP Snow Cover %
SC Snow Cover (snow=250,clouds=100,neither=50)
SNOWC Snow cover %
SNOWC Snow Cover %
SDEN Snow Density kg m-3
SDEN Snow Density kg/m^3
SNOD Snow depth m
SNO D Snow Depth m
SDWE Snow Depth Water Equivalent kg m-2
SDWE Snow Depth Water Equivalent mm
SEVAP Snow Evaporation kg m-2
SEVAP Snow Evaporation mm
SRWEQ Snowfall Rate Water Equivalent kg m-2 s-1
SRWEQ Snowfall rate water equivalent mm / s
SNFALB Snow free albedo %
SNFALB Snow-Free Albedo %
SNO M Snow Melt kg m-2
SNOM Snow melt mm
SNMR Snow Mixing Ratio kg kg-1
SNMR Snow mixing ratio kg/kg
SNOHF Snow phase change heat flux W/m^2
SNOHF Snow Phase Change Heat Flux W/m^2
SPRATE Snow Precipitation Rate kg m-2s-1
SPRATE Snow Precipitation Rate mm/s
SNOWT Snow temperature, depth-avg K
SNOT Snow temperature K
SNO T Snow temperature K
SNOT Snow Temperature K
SCE Snow water equivalent cm
SWEPN Snow water equivalent percent of normal %
SOILM Soil moisture content mm
SOILM Soil Moisture kg/m^3
RCSOL Soil moisture parameter in canopy conductance Fraction
RCSOL Soil moisture parameter in canopy conductance Proportion
SOILP Soil Porosity m^3/m^3
POROS Soil porosity Proportion
TSOIL Soil temperature K
SOTYP Soil type index
EUVIRR Solar EUV Irradiance W\*m^2
RCS Solar parameter in canopy conductance Fraction
RCS Solar parameter in canopy conductance Proportion
SP Solar photosphere
SWHR Solar Radiative Heating Rate K/s
SOLRF Solar Radio Emissions W\*m^2\*Hz^1
SPECIRR Solar Spectral Irradiance W\*m^2\*n\*m^1
XLONG Solar X-ray Flux (XRS Long) W\*m^2
XSHRT Solar X-ray Flux (XRS Short) W\*m^2
SOLZA Solar Zenith Angle Degree
AMSL Specific Altitude Above Mean Sea Level m
QZ0 Specific humidity at top of viscous sublayer kg/kg
SPF H Specific Humidity kg kg-1
SPFH Specific humidity kg/kg
HTGL Specified Height Level Above Ground m
SRCS Specified radius from the center of the Sun m
DWWW Spectal directional width of the wind waves
SPFTR Spectral Peakedness Factor s^-1
SICED Speed of ice drift m/s
SPRDF Spread F m
HSTDV Standard deviation of height m
SDSGSO Standard Deviation Of Sub-Grid Scale Orography m
TSD1D Standard Dev. of IR Temp. over 1x1 deg. area K
HLCY Storm relative helicity J/kg
SSRUN Storm surface runoff mm
SURGE Storm Surge m
STPA Storm total precip accum mm
STRM Stream function m^2/s
SBSNO Sublimation (evaporation from snow) W m-2
SBSNO Sublimation (evaporation from snow) W/m^2
SUN Sunshine duration (ECMWF proposal, not WMO approved) s
SUNSD Sunshine Duration s
SUNS SunShine Numeric
SIPD Supercooled Large Droplet Icing mm
SIPD Supercooled Large Droplet (SLD) Icing See Table 4.207See Note (1)
SLDP Supercooled Large Droplet (SLD) Probabilitysee note 1 %
SLDP Supercooled Large Droplet (SLD) Probability %
SuperLayerCompositeReflectivity Super Layer Composite Reflectivity (33-60 kft) dBZ
AKHS Surface exchange coefficients for T and Q divided by delta z m/s
AKMS Surface exchange coefficients for U and V divided by delta z m/s
LFTX Surface Lifted Index K
SLI Surface lifted index K
PrecipType Surface Precipitation Type (SPT)
SFCR Surface roughness m
SSST Surface Salinity Trend psu per day
SLTYP Surface Slope Type Index
ModelSurfaceTemperature Surface Temperature C
SSTT Surface Temperature Trend degree per day
SSTOR Surface water storage mm
Surge Surge Height m
SX Sweat index Numeric
TMPA Temperature anomaly K
T Temperature K
TMP Temperature K
TMPSWP Temperature K
RCT Temperature parameter in canopy conductance Fraction
RCT Temperature parameter in canopy conductance Proportion
TTDIA Temperature Tendency By All Physics K/s
TTRAD Temperature tendency by all radiation K\*s^-1
TTRAD Temperature tendency by all radiation K/s
TTPHY Temperature Tendency By Non-radiation Physics K/s
WTEND Tendency of vertical velocity m/s^2
The Associated Legendre Functions of the first kind are defined by
MASK Thematic Mask Numeric
THICK Thickness m
TSC Thunderstorm coverage (Code table 4.204)
TSMT Thunderstorm maximum tops m
TSTM Thunderstorm probability %
TSTM Thunderstorm Probability %
TACONCP Time-integrated air concentration of caesium pollutant Bq\*s/m^3
TACONIP Time-integrated air concentration of iodine pollutant Bq\*s/m^3
TACONRDP Time-integrated air concentration of radioactive pollutant Bq\*s/m^3
PTOR Tornado probability %
TORPROB Tornado probability %
TRNDPROB Tornado probability %
TCDC Total cloud cover %
TCOLI Total column-integrated cloud ice mm
TCOLI Total Column-Integrated Cloud Ice mm
TCOLW Total column-integrated cloud water mm
TCOLW Total Column-Integrated Cloud Water mm
TCOLC Total column-integrated condensate mm
TCOLC Total Column-Integrated Condensate mm
TCOLM Total column-integrated melting ice kg m-2
TCOLM Total column-integrated melting ice mm
TCIOZ Total Column Integrated Ozone Dobson
TCOLR Total Column Integrated Rain kg m-2
TCOLR Total column integrated rain mm
TCOLR Total Column Integrated Rain mm
TCOLS Total Column Integrated Snow kg m-2
TCOLS Total column integrated snow mm
TCOLS Total Column Integrated Snow mm
TCLSW Total column-integrated supercooled liquid water kg m-2
TCLSW Total column-integrated supercooled liquid water mm
TCIWV Total Column Integrated Water Vapour kg m-2
TCIWV Total Column Integrated Water Vapour mm
TCOLG Total Column Integrate Graupel kg/m^2
TCWAT Total Column Water (Vertically integrated total water (vapour+cloud water/ice) kg m-2
TCWAT Total Column Water(Vertically integrated total water (vapour+cloud water/ice) mm
TCOND Total Condensate kg \* kg^-1
TCOND Total condensate kg/kg
TCOND Total Condensate kg/kg
THFLX Total Downward Heat Flux at Surface W/m^2
TIPD Total Icing Potential Diagnostic non-dim
TIPD Total Icing Potential Diagnostic
TOZNE Total ozone Dobson
A PCP Total Precipitation kg m-2
APCP Total precipitation mm
APCPN Total precipitation (nearest grid point) kg/m2
APCPN Total precipitation (nearest grid point) mm
TPRATE Total Precipitation Rate kg m-2s-1
TPRATE Total Precipitation Rate mm/s
PRSIGSV Total Probability of Extreme Severe Thunderstorms (Days 2,3) %
PRSIGSVR Total Probability of Extreme Severe Thunderstorms (Days 2,3) %
PRSVR Total Probability of Severe Thunderstorms (Days 2,3) %
ASNOW Total Snowfall m
TOTSN Total snowfall m
TSRATE Total Snowfall Rate m s-1
TSRATE Total Snowfall Rate m/s
TSRWE Total Snowfall Rate Water Equivalent kg m-2s-1
TSRWE Total Snowfall Rate Water Equivalent mm/s
TSNOW Total Snow kg/m2
TSNOW Total Snow mm
TSNOWP Total Snow Precipitation kg m-2
TSNOWP Total Snow Precipitation mm
TTX Total totals index K
TWATP Total Water Precipitation kg m-2
TWATP Total Water Precipitation mm
TTHDP Transient thermocline depth m
TRANSO Transpiration Stree-Onset(Soil Moisture) kg/m^3
SMREF Transpiration stress-onset (soil moisture) Proportion
TRANS Transpiration W/m^2
TCHP Tropical Cyclone Heat Potential J/m^2\*K
TRO Tropopause
TRBBS Turbulence base m
TURBB Turbulence Base m
TURB Turbulence (Code table 4.208)
TPFI Turbulence Potential Forecast Index
TURB Turbulence See Table 4.208
TRBTP Turbulence top m
TURBT Turbulence Top m
TKE Turbulent Kinetic Energy J kg-1
TKE Turbulent kinetic energy J/kg
UOGRD u-component of current cm/s
UOGRD u-component of current m/s
MAXUW U Component of Hourly Maximum 10m Wind Speed m/s
UICE u-component of ice drift m/s
UGUST u-component of wind gust m/s
UGRD u-component of wind m/s
USTM U-component storm motion m/s
USTM U-Component Storm Motion m/s
USSD U-component Surface Stokes Drift m/s
UVI Ultra Violet Index J/m^2
UPHL Updraft Helicity in Layer 2-5 km AGL m^2/s^2
UPHL Updraft Helicity m^2/s^2
ULSM Upper layer soil moisture kg/m^3
ULST Upper layer soil temperature K
ULWRF Upward Long-Wave Rad. Flux W/m^2
ULWRF Upward long-wave radiation flux W/m^2
Upward Long-W/m^2 ULWRF
USWRF Upward Short-Wave Rad. Flux W/m^2
USWRF Upward short-wave radiation flux W/m^2
Upward Short-W/m^2 USWRF
UTRF Upward Total radiation Flux W/m^2
DUVB UV-B downward solar flux W/m^2
UVI UV Index J/m^2
UVIUCS UV Index (Under Clear Sky) Numeric
VAPP Vapor pressure Pa
VAPP Vapor Pressure Pa
VOGRD v-component of current cm/s
VOGRD v-component of current m/s
MAXVW V Component of Hourly Maximum 10m Wind Speed m/s
VICE v-component of ice drift m/s
UGUST v-component of wind gust m/s
VGRD v-component of wind m/s
VSTM V-component storm motion m/s
VSTM V-Component Storm Motion m/s
VSSD V-component Surface Stokes Drift m/s
VEGT Vegetation canopy temperature K
VGTYP Vegetation Type Integer 0-13
VEG Vegetation %
SPEED Velocity Magnitude (Speed) m\*s^1
LMV Velocity Point Model Surface
VPOT Velocity potential m^2/s
VRATE Ventilation Rate m^2/s
VDFHR Vertical Diffusion Heating rate K/s
VDFVA Vertical Diffusion Meridional Acceleration m/s^2
VDFMR Vertical Diffusion Moistening Rate kg/kg\*s
VDFUA Vertical Diffusion Zonal Acceleration m/s^2
VEDH Vertical Eddy Diffusivity Heat exchange m^2/s
VTEC Vertical Electron Content m^2
VII Vertically Integrated Ice (VII) kg/m^2
VILIQ Vertically-integrated liquid kg/m^2
MRMSVILDensity Vertically Integrated Liquid (VIL) Density g/m^3
MRMSVIL Vertically Integrated Liquid (VIL) kg/m^2
VIL Vertically Integrated Liquid (VIL) kg/m^2
VWSH Vertical speed shear s^-1
VWSH Vertical speed sheer s^-1
VUCSH Vertical u-component shear s^-1
VVCSH Vertical v-component shear s^-1
DZDT Vertical velocity geometric m/s
VVEL Vertical velocity pressure Pa/s
VPTMP Virtual potential temperature K
VTMP Virtual temperature K
VIS Visibility m
VBDSF Visible Beam Downward Solar Flux W/m^2
SBSALB Visible, Black Sky Albedo %
VDDSF Visible Diffuse Downward Solar Flux W/m^2
Visible Visible Imagery
SWSALB Visible, White Sky Albedo %
VASH Volcanic ash (Code table 4.206)
VAFTD Volcanic Ash Forecast Transport and Dispersion log10(kg/m^3)
VOLASH Volcanic Ash See Table 4.206
VOLDEC Volumetric Direct Evaporation Cease(Soil Moisture) m^3/m^3
VSOSM Volumetric Saturation Of Soil Moisture m^3/m^3
SOILW Volumetric soil moisture content Proportion
VSOILM Volumetric Soil Moisture m^3/m^3
VOLTSO Volumetric Transpiration Stree-Onset(Soil Moisture) m^3/m^3
VWILTM Volumetric Wilting Moisture m^3/m^3
WCINC Water condensate added by precip assimilation mm
WCCONV Water Condensate Flux Convergance (Vertical Int) mm
WCVFLX Water Condensate Meridional Flux (Vertical Int) mm
WCUFLX Water Condensate Zonal Flux (Vertical Int) mm
WEASD Water Equivalent of Accumulated Snow Depth kg m-2
WEASD Water equivalent of accumulated snow depth mm
WATR Water runoff mm
TEMPWTR Water temperature K
WVINC Water vapor added by precip assimilation mm
WVCONV Water Vapor Flux Convergance (Vertical Int) mm
WaterVapor Water Vapor Imagery K
WVVFLX Water Vapor Meridional Flux (Vertical Int) mm
WVUFLX Water Vapor Zonal Flux (Vertical Int) mm
WDIRW Wave Directional Width
WESP Wave Engery Spectrum s/m^2
WVSP1 Wave spectra (1)
WVSP2 Wave spectra (2)
WVSP3 Wave spectra (3)
WSTP Wave Steepness
WSTR Wave Stress N/m^2
wxType Weather
ModelWetbulbTemperature Wet Bulb Temperature C
WHTCOR White Light Coronagraph Radiance W\*s\*r^1\*m^2
WHTRAD White Light Radiance W\*s\*r^1\*m^2
WILT Wilting Point kg/m^3
WILT Wilting point Proportion
WCI Wind chill factor K
WDIR Wind direction (from which blowing) deg
WMIXE Wind mixing energy J
WINDPROB Wind probability %
WINDPROB Wind Probability %
WGS Wind speed gust m/s
PWS Wind speed m/s
WIND Wind speed m/s
HGT X X-gradient of Height m^-1
LPS X X-gradient of Log Pressure m^-1
XRAYRAD X-Ray Radiance W\*s\*r^1\*m^2
HGT Y Y-gradient of Height m^-1
LPS Y Y-gradient of Log Pressure m^-1
UGWD Zonal flux of gravity wave stress N/m^2
U-GWD Zonal Flux of Gravity Wave Stress N/m^2
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