ETA_HI04I Data Set Information
     
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NCEP eta.tCCz.awiphiFH.tm00 /pub/data/nccf/com/eta/prod/eta.YYYYMMD

     
GRIB File Contents
Parmeter Units Name Level


Best (4-layer) lifted index
K
4LFTX


180-0 mb above gnd


Absolute vorticity
/s
ABSV


250 mb, 400 mb, 500 mb, 700 mb, 750 mb, 850 mb, 1000 mb


Convective precipitation
kg/m^2
ACPCP


sfc


Albedo
%
ALBDO


sfc


Total precipitation
kg/m^2
APCP


sfc


Baseflow-groundwater runoff
kg/m^2
BGRUN


sfc


Blackadar's mixing length scale
m
BMIXL


hybrid lev 1


Convective Avail. Pot. Energy
J/kg
CAPE


sfc, 90-0 mb above gnd, 180-0 mb above gnd


Categorical freezing rain
yes=1,no=0
CFRZR


sfc


Cloud Ice
kg/m^2
CICE


50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1


Categorical ice pellets
yes=1,no=0
CICEP


sfc


Convective inhibition
J/kg
CIN


sfc, 90-0 mb above gnd, 180-0 mb above gnd


Cloud water
kg/kg
CLWMR


50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1


Plant canopy surface water
kg/m^2
CNWAT


sfc


Categorical rain
yes=1,no=0
CRAIN


sfc


Categorical snow
yes=1,no=0
CSNOW


sfc


Downward long wave flux
W/m^2
DLWRF


sfc, sfc


Dew point temp.
K
DPT


300 mb, 400 mb, 500 mb, 700 mb, 850 mb, 1000 mb, 30-0 mb above gnd


Downward short wave flux
W/m^2
DSWRF


sfc, sfc


Evaporation
kg/m^2
EVP


sfc


Friction velocity
m/s
FRICV


sfc


Ground heat flux
W/m^2
GFLUX


sfc


High level cloud cover
%
HCDC


high cld lay


Geopotential height
gpm
HGT


, sfc, 0C isotherm, 50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1


Storm relative helicity
m^2/s^2
HLCY


1000-0 m above gnd, 3000-0 m above gnd


Ice concentration (ice=1,no ice=0)
fraction
ICEC


sfc


Land cover (land=1,sea=0)
fraction
LAND


sfc


Low level cloud cover
%
LCDC


low cld lay


Surface lifted index
K
LFTX


500-1000 mb


Latent heat flux
W/m^2
LHTFL


sfc, sfc


Mid level cloud cover
%
MCDC


mid cld lay


Horizontal moisture divergence
kg/kg/s
MCONV


850 mb, 950 mb, 30-0 mb above gnd


Mean sea level pressure (ETA model)
Pa
MSLET


MSL


Moisture availability
%
MSTAV


0-100 cm down


Large scale precipitation
kg/m^2
NCPCP


sfc


Pot. evaporation
kg/m^2
PEVAP


sfc


Parcel lifted index (to 500 hPa)
K
PLI


30-0 mb above gnd


Potential temp.
K
POT


10 m above gnd, 30-0 mb above gnd


Pressure
Pa
PRES


sfc, tropopause, hybrid lev 1, 30-0 mb above gnd, 60-30 mb above gnd, 90-60 mb above gnd, 120-90 mb above gnd, 150-120 mb above gnd, 180-150 mb above gnd


Pressure reduced to MSL
Pa
PRMSL


MSL


Precipitable water
kg/m^2
PWAT


atmos col, 30-0 mb above gnd


Relative humidity
%
RH


sigma 0.47-1.00, 0C isotherm, 50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1, 2 m above gnd, 30-0 mb above gnd, 90-60 mb above gnd, 150-120 mb above gnd, 180-150 mb above gnd


Surface roughness
m
SFCR


sfc


Exchange coefficient
(kg/m^3)(m/s)
SFEXC


sfc


Sensible heat flux
W/m^2
SHTFL


sfc, sfc


Snow phase-change heat flux
W/m^2
SNOHF


sfc


Snow melt
kg/m^2
SNOM


sfc


Soil moisture content
kg/m^2
SOILM


0-200 cm down


Volumetric soil moisture
fraction
SOILW


0-10 cm down, 10-40 cm down, 40-100 cm down, 100-200 cm down


Specific humidity
kg/kg
SPFH


sfc, 50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1, 2 m above gnd, 10 m above gnd, 30-0 mb above gnd, 60-30 mb above gnd, 90-60 mb above gnd, 120-90 mb above gnd, 150-120 mb above gnd, 180-150 mb above gnd


Storm surface runoff
kg/m^2
SSRUN


sfc


Stream function
m^2/s
STRM


250 mb


Total cloud cover
%
TCDC


atmos col, atmos col


Turbulent kinetic energy
J/kg
TKE


50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1


Temp.
K
TMP


sfc, tropopause, 50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1, 2 m above gnd, 30-0 mb above gnd, 60-30 mb above gnd, 90-60 mb above gnd, 120-90 mb above gnd, 150-120 mb above gnd, 180-150 mb above gnd


Soil temp.
K
TSOIL


0-10 cm down, 10-40 cm down, 40-100 cm down, 100-200 cm down, 300 cm down


Zonal momentum flux
N/m^2
UFLX


sfc


u wind
m/s
UGRD


tropopause, 50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1, hybrid lev 2, 10 m above gnd, 30-0 mb above gnd, 60-30 mb above gnd, 90-60 mb above gnd, 120-90 mb above gnd, 150-120 mb above gnd, 180-150 mb above gnd


Upward long wave flux
W/m^2
ULWRF


sfc, sfc, nom. top


u-component of storm motion
m/s
USTM


6000-0 m above gnd


Upward short wave flux
W/m^2
USWRF


sfc, sfc, nom. top


Vegetation
%
VEG


sfc


Meridional momentum flux
N/m^2
VFLX


sfc


v wind
m/s
VGRD


tropopause, 50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1, hybrid lev 2, 10 m above gnd, 30-0 mb above gnd, 60-30 mb above gnd, 90-60 mb above gnd, 120-90 mb above gnd, 150-120 mb above gnd, 180-150 mb above gnd


Visibility
m
VIS


sfc


v-component of storm motion
m/s
VSTM


6000-0 m above gnd


Pressure vertical velocity
Pa/s
VVEL


50 mb, 75 mb, 100 mb, 125 mb, 150 mb, 175 mb, 200 mb, 225 mb, 250 mb, 275 mb, 300 mb, 325 mb, 350 mb, 375 mb, 400 mb, 425 mb, 450 mb, 475 mb, 500 mb, 525 mb, 550 mb, 575 mb, 600 mb, 625 mb, 650 mb, 675 mb, 700 mb, 725 mb, 750 mb, 775 mb, 800 mb, 825 mb, 850 mb, 875 mb, 900 mb, 925 mb, 950 mb, 975 mb, 1000 mb, hybrid lev 1, 30-0 mb above gnd, 90-60 mb above gnd, 180-150 mb above gnd


Vertical speed shear
1/s
VWSH


tropopause


Accum. snow
kg/m^2
WEASD


sfc, sfc


Water temp.
K
WTMP


sfc