40-km MAPS/RUC variables

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6/2/97 - updated List of 40km variables now being produced in experimental MAPS

• /40km/maps_data -- hybrid-b, 2-d fields - analysis only
• /40km/maps_fcst -- hybrid-b, 2-d fields - forecast only
• /40km/maps_pres -- 25-mb isobaric fiels, anl and fcst
• /40km/maps_spec -- freezing-level, max wind level fields
• /40km/maps_mean -- mean-layer fields
• /40km/maps_sfc -- sfc fields (anl and fcst)

• u:long_name = "u-component of wind";
• v:long_name = "v-component of wind";
• msg:long_name = "montgomery stream function / gravity";
• p:long_name = "pressure";
• vpt:long_name = "virtual potential temperature";
• qv:long_name = "water vapor mixing ratio";
• w:long_name = "vertical velocity";
• qc:long_name = "cloud water mixing ratio";
• qr:long_name = "rain water mixing ratio";
• qi:long_name = "ice mixing ratio";
• qs:long_name = "snow mixing ratio";
• qg:long_name = "graupel mixing ratio";
• qin:long_name = "cloud ice number concentration;"
• tke:long_name = "turbulence kinetic energy";

  All cloud and TKE variables are directly forecast/analyzed, not diagnosed)

2-d fields (some available for fcst only; e.g., precip,fluxes)

• MMSP:long_name = "MAPS mean sea level pressure";
• ST:long_name = "soil temperature at surface";
• SHF:long_name = "sensible heat flux";
• LHF:long_name = "latent heat flux";
• LWNR:long_name = "net longwave radiation at surface";
• PR:long_name = "precipitation rate";
• LgSP:long_name = "resolvable scale precipitation";
• ConvP:long_name = "sub-grid scale precipitation";
• PW:long_name = "precipitable water";
• Tpot:long_name = "potential temperature at tropopause";
• Tu:long_name = "u-component of wind at tropopause";
• Tv:long_name = "v-component of wind at tropopause";
• CAPE:long_name = "convective available potential energy";
• CIn:long_name = "convective inhibition";
• ST1:long_name = "soil temperature at level 1 below surface";
• ST2:long_name = "soil temperature at level 2 below surface";
• ST3:long_name = "soil temperature at level 3 below surface";
• ST4:long_name = "soil temperature at level 4 below surface";
• STB:long_name = "soil temperature at level 4 at bottom";
• SM:long_name = "soil volumetric moisture content at surface";
• SM1:long_name = "soil volumetric moisture content at level 1";
• SM2:long_name = "soil volumetric moisture content at level 2";
• SM3:long_name = "soil volumetric moisture content at level 3";
• SM4:long_name = "soil volumetric moisture content at level 4";
• SMB:long_name = "soil volumetric moisture content at bottom";
• EDIR:long_name = "direct evaporation from bare soil";
• EC:long_name = "evaporation of canopy water";
• CANWAT:long_name = "canopy water";
• ETT:long_name = "evapotranspiration flux";
• DEW:long_name = "water condensation rate near surface";
• DRIP:long_name = "rate of water dropping from canopy to ground";
• SWNR:long_name = "net shortwave radiation at surface";
• SnwAcc:long_name = "snow accumulation";
• SnwCov:long_name = "snow depth";
• Rnoff:long_name = "surface runoff";
• SubRnoff:long_name = "sub-surface runoff";

maps_fcst -- same as for maps_data but also including:

• VV:long_name = "vertical velocity" ;

maps_pres -- isobaric fields

• Z:long_name = "height" ;
• T:long_name = "temperature";
• RH:long_name = "relative humidity" ;
• U:long_name = "u-component of wind";
• V:long_name = "v-component of wind";
• VV:long_name = "pressure vertical velocity" ;
• PV:long_name = "potential vorticity" ;
• Later
• cloud variables, TKE

maps_spec -- special level fields

• ZFR:long_name = "geopotential height at freezing level";
• PFR:long_name = "pressure at freezing level";
• RHFR:long_name = "relative humidity at freezing level" ;
• PMW:long_name = "pressure at max wind level";
• UMW:long_name = "u-component of wind at max wind level";
• VMW:long_name = "v-component of wind at max wind level";

maps_mean - mean layer fields

The 3 mean layers are: 0-30 hPa above ground, 60-90 hPa, and 150-180 hPa.

• T:long_name = "temperature";
• RH:long_name = "relative humidity" ;
• U:long_name = "u-component of wind";
• V:long_name = "v-component of wind";
• VV:long_name = "pressure vertical velocity" ;

maps_sfc -- surface fields (temp, dewpoint and pressure on minimum topography field

• u:long_name = "u-component of wind";
• v:long_name = "v-component of wind";
• pt3:long_name = "3-hr pressure tendency";
• pot:long_name = "potential temperature";
• dpt:long_name = "dew point temperature";
• dpd:long_name = "dew point depression";
• mslp:long_name = "MAPS mean sea level pressure";
• alti:long_name = "altimeter setting";
• psfc:long_name = "surface pressure at mini topography";
• tmp:long_name = "temperature";
• sp_hum:long_name = "specific humidity";

maps_mords -- additional 2-d fields for GCIP MORDS

• 'MAPS mean sea level pressure '
• ,'earth surface pressure'
• ,'earth surface height'
• ,'soil temperature at surface'
• ,'total soil moisture content'
• ,'maximum possible total soil moisture content'
• ,'water equivalent of snow depth'
• ,'2 meter temperature'
• ,'2 meter specific humidity'
• ,'10 meter component u-wind'
• ,'10 meter component v-wind'
• ,'total precipitation accumulated'
• ,'total convective precipitation accumulated'
• ,'snow accumulation'
• ,'snow melt accumulated'
• ,'surface runoff accumulated'
• ,'time averaged latent heat flux'
• ,'time averaged sensible heat flux'
• ,'time averaged soil heat flux'
• ,'time averaged snow phase change heat flux'
• ,'surface drag coefficient'
• ,'latent heat flux'
• ,'sensible heat flux'
• ,'convective available potential energy'
• ,'precipitable water'
• ,'low-level cloud cover percentage'
• ,'mid-level cloud cover percentage'
• ,'high-level cloud cover percentage'
• ,'time averaged downward short wave rad. flux'
• ,'time averaged downward long wave rad. flux'
• ,'time averaged upward short wave rad. flux'
• ,'time averaged upward long wave rad. flux'
• ,'surface albedo'
• ,'soil temperature at level 1 below surface'
• ,'soil temperature at level 2 below surface'
• ,'soil temperature at level 3 below surface'
• ,'soil temperature at level 4 below surface'
• ,'soil volumetric moisture content at surface'
• ,'soil volumetric moisture content at level 1'
• ,'soil volumetric moisture content at level 2'
• ,'soil volumetric moisture content at level 3'
• ,'soil volumetric moisture content at level 4'
• '700 mb vertical velocity',
• '250 hPa height',
• '250 hPa u-wind component',
• '250 hPa v-wind component',
• '500 hPa height',
• '500 hPa absolute vorticity',
• '850 hPa height'
• '850 hPa temperature'
• '850 hPa specific humidity'
• '850 hPa u-wind component'
• '850 hPa v-wind component'
• '1000 hPa height'
• 'mean temperature in 1st 30hPa layer above ground'
• 'spec hum in 1st 30hPa layer above ground'
• 'u-wind component in 1st 30hPa layer above ground'
• 'v-wind component in 1st 30hPa layer above ground'