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EMC > NEMS >
NOAA Environmental Modeling System

Output



There are several files that contain output from the various NEMS regression tests. Click on any output type below to display output information. The resulting lists show basic information about the output variables. More information can be found in the individual output files.

Output from NMM-B history (nmm_b_history*.ctl) files


0D integer (scalar):

NameDescriptionNameDescription
avgmaxlenLength in seconds of accumulation window for avg/max fieldsmdiminoutMinimum mean size of large, precipitating ice particles for use in Ferrier-based microphysics tables (microns)
cu_physicsConvection physics, 1--> KF, 2--> BMJ, 3--> GD, 4--> SAS, 5--> RASmdrmaxoutMaximum mean size of rain drops for use in Ferrier-based microphysics tables (microns)
i_par_staI grid point of parent containing the SW corner of a nestmdrminoutMinimum mean size of rain drops for use in Ferrier-based microphysics tables (microns)
ihrstStarting forecast hournclodNumber of time steps for accumulating cloud fractions; used to calculated time-averaged cloud fractions
imFull west-east array dimensionnheatNumber of time steps for accumulating diabatic heating from convection & microphysics; used to calculate time-averaged values
ivegsrcVegetation map identifier, 0--> USGS, 1--> IGBPnphsNumber of time steps between physics calls
j_par_staJ grid point of parent containing the SW corner of a nestnprecTime steps for precipitation accumulation
jmFull south-north array dimensionnrdlwNumber of time steps for accumulating longwave radiation fluxes and temperature tendencies; used to calculate time-averaged values
lmNumber of model layersnrdswNumber of time steps for accumulating shortwave radiation fluxes and temperature tendencies; used to calculate time-averaged values
mdimaxoutMaximum mean size of large, precipitating ice particles for use in Ferrier-based microphysics tables (microns)nsrfcNumber of time steps for accumulating various surface quantities (snowfall; potential & surface evaporation; sensible, latent, & ground heat fluxes; surface & below ground runoff)


0D real (scalar):

NameDescriptionNameDescription
dlmdGrid increment, delta lambda, degreesptPressure at the top
dphdGrid increment, delta phi, degreestlm0dCentral geographic longitude of grid (degress, positive east)
dtDynamics time steptph0dCentral geographic latitude of grid (degrees)
dyhDelta y, h pointststartStarting forecast hour
pdtopDepth of pressure range in hybrid v coordinate


1D integer:

NameDescription
idatDate of initial data, day, month, year


1D real:

NameDescriptionNameDescription
dsg1Thicknesses of sigma layers in pressure rangesg2Sigma at interfaces in sigma range
dsg2Thicknesses of sigma layers in sigma rangesgml1Sigma at midlayers in pressure range
dxhDelta x, h points (m)sgml2Sigma at midlayers in sigma range
sg1Sigma at interfaces in pressure rangesldpthThickness of soil layers (m) from top


2D integer:

NameDescription
isltypSoil type
ivgtypVegetation type
ncfrcvNumber of times convective cloud fraction >0 between outputs
ncfrstNumber of times stratiform cloud fraction >0 between outputs


2D real:

NameDescriptionNameDescription
acfrcvAccumulated convective cloud fractions between outputspsfcavgPressure at surface (Pa) averaged in time
acfrstAccumulated statiform cloud fractions between outputspshltrPressure at 2-m (Pa)
acprecAccumulated precip (m)q10Specific humidity at 10m (kg/kg)
acsnomAccumulated melted snowqshSurface specific humidity (kg/kg)
acsnowAccumulated snowqshltrSpecific humidity at 2m (kg/kg)
acutimPost0/bufr counter in summing cloud processes (conv, grid)qwbsInstantaneous latent heat flux (W/m^2)
akhs_outSurface exchange coefficient for T and q (m^2/s)qz0Specific humidity at top of viscous sublayer (kg/kg)
akhsavgTime-averaged surface exchange coefficient for T and q (m^2/s)radotLongwave from the ground (W/m^2)
akms_outSurface exchange coefficient for momentum (m^2/s)refdmaxHourly maximum simulated reflectivity at 1000m AGL (dbZ)
akmsavgTime-averaged surface exchange coefficient for momentum (m2/s)rh02maxHourly maximum relative humidity at 2m (%)
albaseBase albedorh02minHourly minimum relative humidity at 2m (%)
albedoDynamic albedorlwinLongwave down at ground (W/m^2)
alwinAccumulated LW down at surface (W/m^2)rlwtoaLongwave at top of atmosphere (W/m^2)
alwoutAccumulated LW from the ground (W/m^2)rswinShortwave down at ground (W/m^2)
alwtoaAccumulated LW at top of atmosphere (W/m^2)rswincClear-sky shortwave down at ground (W/m^2)
aphtimPost0/bufr counter in summing other physics (turb, land, rad)rswoutShortwave up at ground (W/m^2)
ardlwCounter in summing LW radiation fluxsfcevpSurface evaporation
ardswCounter in summing SW radiation fluxsfcexcAnother surface exchange coefficient for T and q (m^2/s) [see akhs_out]
asrfcCounter in summing surface fluxessfclhxAccumulated surface latent heat flux (W/m^2)
aswinAccumulated SW down at surface (W/m^2)sfcshxAccumulated surface sensible heat flux (W/m^2)
aswoutAccumulated SW up at ground (W/m^2)siSnow depth (mm)
aswtoaAccumulated SW at top of atmosphere (W/m^2)siceSea ice fraction
avcnvcCounter in summing latent heating from convectionsigt4Sigma*T**4 (W/m^2)
avrainCounter in summing latent heating from grid microphysicssmSea mask (1 → sea, 0 → land)
baroBarotropic part of WsmstavSoil moisture availability for evapotranspiration
bgroffSubsurface runoff (mm)smstotTotal soil moisture
cfrachHigh atmosphere cloud fractionsnoLiquid water snow amount (mm)
cfraclLow atmosphere cloud fractionsnoavgPercentage of time point is snow covered
cfracmMid atmosphere cloud fractionsnopcxSnow phase change heat flux (W/m^2)
cldefiConvective cloud efficiencysoiltbDeep ground soil temperature (K)
cmcCanopy moisture (m)spd10maxHourly maximum wind speed at 10m (m/s)
cnvbotLowest convective cloud bottom model layer between outputssrTimestep mass ratio of snow:precipitation
cnvtopHighest convective cloud top model layer between outputsssroffSurface runoff (mm)
cprateInstantaneous convective precipitationsstSea surface temperature (K)
cupptConvective precipitation between radiation calls (m)subshxAccumulated deep soil heat flux (W/m^2)
cuprecConvective precipitation (m)t02maxHourly maximum temperature at 2m (K)
czenCurrent cosine of solar zenith anglet02minHourly minimum temperature at 2m (K)
czmeanMean cosine of solar zenith angle between radiation callst10Temperature at 10m (K)
dnvvelmaxHourly maximum downard vertical motion 400 hPa to sfc (m/s)t10avgTemperature at 10m averaged in time (K)
epsrSurface longwave emissivity (~ -1.0E+6)tgDeep ground soil temperature (K)
fisSurface geopotential (m^2/s^2)th10Theta at 10m (K)
glatLatitudes of h points (radians)thsSurface theta (K)
glonLongitudes of h points (radians)thz0Theta at top of viscous sublayer (K)
grnflxDeep soil heat flux (W/m^2)tlmaxHourly maximum temperature
hbotdBottom model layer of deep convective cloud for outputtlminHourly minimum temperature
hbotsBottom model layer of shallow convective cloud for outputtshltrTheta at 2m again (K)
htopdTop model layer of deep convective cloud for outputtwbsInstantaneous sensible heat flux (W/m^2)
htopsTop model layer of shallow convective cloud for outputu10U at 10m (m/s)
lspaLand surface precipitation accumulationu10maxHourly maximum U at 10m (m/s)
massioutPrecipitation ice mass table in fer, fer_hires microphysicsuphlmaxHourly maximum updraft helicity (m^2/s^2)
massroutRain mass table in fer, fer_hires microphysicsupvvelmaxHourly maximum upward vertical motion 400hPa to sfc (m/s)
mixhtMixed layer height (m)ustarFriction velocity (m/s)
mxsnalMaximum deep snow albedouz0U component at top of viscous sublayer (m/s) (H points)
p10Pressure at 10m (Pa)v10V at 10m (m/s)
pblhPlanetary boundary layer (PBL) height (m)v10maxHourly maximum V at 10m (m/s)
pdPressure difference, sigma range (Pa)vegfrcVegetation fraction
potevpAccumulated potential evaporation (m)vlatLatitudes of V points (radians)
potflxEnergy equivalent of potevp (W/m^2)vlonLongitudes of V points (radians)
precPrecipitation within physics timestep (m)vz0V component at top of viscous sublayer (m/s) (H points)
psfcSurface pressure (Pa)z0Roughness length (m)


3D real:

NameDescriptionNameDescription
cldfraCloud fractionrswttRadiative T tendency, shortwave (K/s)
cwTotal condensate (kg/kg)sh2o3D unfrozen soil moisture/soil liquid water
dwdtVertical acceleration, correction factor (m/s^2)smc3D total soil moisture content (volumetric fraction)
exch_hTurbulent exchange coefficient for heat (m^2/s)stc3D soil temperature (K)
f_iceFraction of condensate that is icetSensible temperature (K)
f_rainRain fraction of liquid part of CWMtcucnAccumulated convective T tendency (K/s)
f_rimefRime factortrainAccumulated stratiform T tendency (K/s)
o3OzoneuU wind component (m/s)
omgalfOmega-alpha (K)vV wind component (m/s)
pintNonhydrostatic interface pressure (Pa)wVertical velocity at midlayers (m/s)
qSpecific humidity (kg/kg)w_totTotal vertical velocity at midlayers (m/s)
q22*tke (m^2/s^2)xlen_mixMixing length (m)
rlwttRadiative T tendency, longwave (K/s)


4D real:

NameDescription
mpratesMicrophysics source and sink terms