Unified Model Variables from UFS

Unified model variables read by UPP (column 1), the name of the variable in the model NetCDF file (column 2), corresponding UPP internal name that the variable is read in as (column 3), variable dimension (column 4), whether the variable resides in the dyn (atm) or phy (sfc) NetCDF file, and relevant notes such as dependencies (column 5).

Field Description Model Variable NetCDF Name UPP Internal Name Dimensions dyn (atm) or phy (sfc) Notes
U-component of wind ugrd uh 3d dyn  
V-component of wind vgrd vh 3d dyn  
Specific humidity spfh q 3d dyn  
Temperature tmp t 3d dyn  
Ozone mixing ratio o3mr o3 3d dyn  
Geometric vertical velocity dzdt wh 3d dyn  
Cloud water mixing ratio clwmr qqw 3d dyn  
Layer thickness in pressure on hybrid levels dpres dpres 3d dyn  
Layer thickness in height delz na 3d dyn  
Ice mixing ratio icmr qqi 3d dyn  
Rain mixing ratio rwmr qqr 3d dyn  
Snow mixing ratio snmr qqs 3d dyn  
Graupel mixing ratio grle qqg 3d dyn  
Instantaneous 3d cloud fraction cld_amt cfr 3d dyn imp_physics = 11
Instantaneous 3d cloud fraction cldfra cfr 3d phy imp_physics ≠ 11
Max hourly updraft velocity upvvelmax w_up_max 2d dyn regional FV3
Max hourly downdraft velocity dnvvelmax w_dn_max 2d dyn regional FV3
Max hourly updraft helicity uhmax25 up_heli_max 2d dyn regional FV3
Min hourly updraft helicity uhmin25 up_heli_min 2d dyn regional FV3
Max hourly 0-3km updraft helicity uhmax03 up_heli_max03 2d dyn regional FV3
Min hourly 0-3km updraft helicity uhmin03 up_heli_min03 2d dyn regional FV3
Max 0-1km relative vorticity max maxvort01 rel_vort_max01 2d dyn regional FV3
Max 0-2km relative vorticity max maxvort02 rel_vort_max 2d dyn regional FV3
Max hybrid level 1 relative vorticity max maxvorthy1 rel_vort_maxhy1 2d dyn regional FV3
Surface height hgtsfc zint(:,:,LM+1) 2d dyn  
Reflectivity refl_10cm REF_10CM 3d phy  
Turbulence kinetic energy qke q2 3d phy  
Ice-friendly aerosol number concentration nifa qqnwfa 3d phy  
Water-friendly aerosol number concentration nwfa qqnwfa 3d phy  
Land mask land sm 2d phy  
Sea ice mask icec sice 2d phy  
PBL height hpbl pblh 2d phy  
Frictional velocity fricv ustar 2d phy  
Roughness length sfcr z0 2d phy  
Surface exchange coefficient sfexc SFCEXC 2d phy  
Aerodynamic conductance acond acond 2d phy  
Mid day avg albedo albdo_ave avgalbedo 2d phy  
Surface potential temperature tmpsfc ths 2d phy  
Foundation temperature tref fdnsst 2d phy  
Convective precip in m per physics time step cpratb_ave avgcprate 2d phy  
Convective precip - coninuous bucket cprat_ave avgcprate_cont 2d phy  
Average precip rate in m per physics time step prateb_ave avgprec 2d phy  
Average precip rate - continuous bucket prate_ave avgprec_cont 2d phy  
Precip rate tprcp prec 2d phy  
Convective precip rate cnvprcp cprate 2d phy  
Max hourly surface precip rate pratemax prate_max 2d phy  
Max hourly 1 km agl reflectivity refdmax refd_max 2d phy  
Max hourly -10C reflectivity refdmax263k refdm10c_max 2d phy  
Max hourly u comp of 10m agl wind u10max u10max 2d phy  
Max hourly v comp of 10m agl wind v10max v10max 2d phy  
Max hourly 10m agl wind speed spd10max wspd10max 2d phy  
Instantaneous snow water equivalent weasd sno 2d phy  
Average snow cover snowc_ave snoavg 2d phy  
Snow depth in mm snod si 2d phy  
2m temperature tmp2m tshltr 2d phy  
2m specific humidity spfh2m qshltr 2d phy  
Time-averaged column cloud fraction tcdc_aveclm avgtcdc 2d phy  
Maximum snow albedo snoalb mxsnal 2d phy  
Land fraction lfrac landfrac 2d phy  
Average high cloud fraction tcdc_avehcl avgcfrach 2d phy  
Average low cloud fraction tcdc_avelcl avgcfracl 2d phy  
Average mid cloud fraction tcdc_avemcl avgcfracm 2d phy  
Instantaneous convective cloud fraction tcdccnvcl cnvcfr 2d phy  
Slope type sltyp islope 2d phy  
Plant canopy sfc water in m cnwat cmc 2d phy  
Frozen precip fraction cpofp sr 2d phy  
Sea ice skin temperature tisfc ti 2d phy  
Vegetation fraction veg vegfrc 2d phy  
Liquid volumetric soil moisture soill1/soill2/soill3/soill4 sh2o 2d>3d phy all soil levels read into array
Volumetric soil moisture soilw1/soilw2/soilw3/soilw4….. smc 2d>3d phy all soil levels read into array, L5-9 RUC only
Soil temperature soilt1/soilt2/soilt3/soilt4….. stc 2d>3d phy all soil levels read into array, L5-9 RUC only
Time averaged incoming surface longwave dlwrf_ave alwin 2d phy  
Instantaneous incoming surface longwave dlwrf rlwin 2d phy  
Time averaged outgoing surface longwave ulwrf_ave alwout 2d phy  
Instataneous outgoing surface longwave ulwrf radot 2d phy  
Time average outgoing model top longwave ulwrf_avetoa alwtoa 2d phy  
Time averaged incoming surface shortwave dswrf_ave aswin 2d phy  
Instantaneous incoming surface shortwave dswrf rswin 2d phy  
Time averaged incoming sfc uv-b duvb_ave auvbin 2d phy  
Time averaged incoming sfc clear sky uv-b cduvb_ave auvbinc 2d phy  
Time averaged outgoing sfc shortwave uswrf_ave aswout 2d phy  
Inst outgoing sfc shortwave uswrf rswout 2d phy  
Time averaged model top incoming shortwave dswrf_avetoa aswintoa 2d phy  
Time averaged model top outgoing shortwave uswrf_avetoa aswtoa 2d phy  
Time averaged surface sensible heat flux shtfl_ave sfcshx 2d phy  
Inst surface sensible heat flux shtfl twbs 2d phy  
Time averaged surface latent heat flux lhtfl_ave sfclhx 2d phy  
Inst surface latent heat flux lhtfl qwbs 2d phy  
Time averaged ground heat flux gflux_ave subshx 2d phy  
Instantaneous ground heat flux gflux grnflx 2d phy  
Time averaged zonal momentum flux uflx_ave sfcux 2d phy  
Time averaged meridional momentum flux vflx_ave sfcvx 2d phy  
Instantaneous zonal momentum flux uflx sfcuxi 2d phy  
Instantaneous meridional momentum flux vflx sfcvxi 2d phy  
Time averaged zonal gravity wave stress u-gwd_ave gtaux 2d phy  
Time averaged meridional gravity wave stress v-gwd_ave gtauy 2d phy  
Time averaged accumulated potential evaporation pevpr_ave avgpotevp 2d phy  
Instantaneous potential evaporation pevpr potevp 2d phy  
10 m u-wind component ugrd10m u10 2d phy  
10 m v-wind component vgrd10m v10 2d phy  
Vegetation type vtype ivgtyp 2d phy  
Soil type sotyp isltyp 2d phy  
Instantaneous convective cloud top pressure prescnvclt ptop 2d phy  
Instantaneous convective cloud bottom pressure prescnvclb pbot 2d phy  
Time averaged low cloud top pressure pres_avelct ptopl 2d phy  
Time averaged low cloud bottom pressure pres_avelcb pbotl 2d phy  
Time averaged low cloud top temperature tmp_avelct Ttopl 2d phy  
Time averaged middle cloud top pressure pres_avemct ptopm 2d phy  
Time averaged middle cloud bottom pressure pres_avemcb pbotm 2d phy  
Time averaged middle cloud top temperature tmp_avemct Ttopm 2d phy  
Time averaged high cloud top pressure pres_avehct ptoph 2d phy  
Time averaged high cloud bottom pressure pres_avehcb pboth 2d phy  
Time averaged high cloud top temperature tmp_avehct Ttoph 2d phy  
Boundary layer cloud cover tcdc_avebndcl pblcfr 2d phy  
Cloud work function cwork_aveclm cldwork 2d phy  
Accumulated total (base+surface) runoff watr_acc runoff 2d phy  
Total water storage in aquifer wa_acc twa 2d phy  
Accumulated evaporation of intercepted water ecan_acc tecan 2d phy  
Accumulated plant transpiration etran_acc tetran 2d phy  
Accumulated soil surface evaporation edir_acc tedir 2d phy  
Shelter max temperature t02max maxtshltr 2d phy not GFS
Shelter max temperature tmax_max2m maxtshltr 2d phy GFS only
Shelter min temperature t02min mintshltr 2d phy not GFS
Shelter min temperature tmin_min2m mintshltr 2d phy GFS only
Shelter max rh rh02max maxrhshltr 2d phy  
Shelter min rh rh02min minrhshltr 2d phy  
Shelter max specific humidity spfhmax_max2m maxqshltr 2d phy  
Shelter min specific humidity spfhmin_min2m minqshltr 2d phy  
Ice thickness icetk dzice 2d phy  
Wilting point wilt smcwlt 2d phy  
Sunshine duration sunsd_acc suntime 2d phy  
Field capacity fldcp fieldcapa 2d phy  
Time averaged surface visible beam downward solar flux vbdsf_ave avisbeamswin 2d phy  
Time averaged surface visible diffuse downward solar flux vddsf_ave avisdiffswin 2d phy  
Time averaged surface near ir beam downward solar flux nbdsf_ave airbeamswin 2d phy  
Time averaged surface near ir diffuse downward solar flux nddsf_ave airdiffswin 2d phy  
Time averaged surface clear sky outgoing lw csulf alwoutc 2d phy  
Time averaged toa clear sky outgoing lw csulftoa alwtoac 2d phy  
Time averaged surface clear sky outgoing sw csusf aswoutc 2d phy  
Time averaged toa clear sky outgoing sw csusftoa aswtoac 2d phy  
Time averaged surface clear sky incoming lw csdlf alwinc 2d phy  
Time averaged surface clear sky incoming sw csdsf aswinc 2d phy  
Storm runoff ssrun_acc SSROFF 2d phy  
Direct soil evaporation evbs_ave avgedir 2d phy  
Canopy water evaporation evcw_ave avgecan 2d phy  
Averaged precipitation advected heat flux pah_ave paha 2d phy  
Instantaneous precipitation advected heat flux pahi pahi 2d phy  
Plant transpiration trans_ave avgetrans 2d phy  
Snow sublimation sbsno_ave avgesnow 2d phy  
Total soil moisture soilm smstot 2d phy  
Snow phase change heat flux snohf snopcx 2d phy  
Precipitable water pwat pwat 2d phy  
AQF chemical species aalk1j aalk1j 3d dyn aqfcmaq_on = True
  aalk2j aalk2j 3d dyn aqfcmaq_on = True
  abnz1j abnz1j 3d dyn aqfcmaq_on = True
  abnz2j abnz2j 3d dyn aqfcmaq_on = True
  abnz3j abnz3j 3d dyn aqfcmaq_on = True
  acaj acaj 3d dyn aqfcmaq_on = True
  acet acet 3d dyn aqfcmaq_on = True
  acli acli 3d dyn aqfcmaq_on = True
  aclj aclj 3d dyn aqfcmaq_on = True
  aclk aclk 3d dyn aqfcmaq_on = True
  acors acors 3d dyn aqfcmaq_on = True
  acro_primary acro_primary 3d dyn aqfcmaq_on = True
  acrolein acrolein 3d dyn aqfcmaq_on = True
  aeci aeci 3d dyn aqfcmaq_on = True
  aecj aecj 3d dyn aqfcmaq_on = True
  afej afej 3d dyn aqfcmaq_on = True
  aglyj aglyj 3d dyn aqfcmaq_on = True
  ah2oi ah2oi 3d dyn aqfcmaq_on = True
  ah2oj ah2oj 3d dyn aqfcmaq_on = True
  ah2ok ah2ok 3d dyn aqfcmaq_on = True
  ah3opi ah3opi 3d dyn aqfcmaq_on = True
  ah3opj ah3opj 3d dyn aqfcmaq_on = True
  ah3opk ah3opk 3d dyn aqfcmaq_on = True
  aiso1j aiso1j 3d dyn aqfcmaq_on = True
  aiso2j aiso2j 3d dyn aqfcmaq_on = True
  aiso3j aiso3j 3d dyn aqfcmaq_on = True
  aivpo1j aivpo1j 3d dyn aqfcmaq_on = True
  akj akj 3d dyn aqfcmaq_on = True
  ald2 ald2 3d dyn aqfcmaq_on = True
  ald2_primary ald2_primary 3d dyn aqfcmaq_on = True
  aldx aldx 3d dyn aqfcmaq_on = True
  alvoo1i alvoo1i 3d dyn aqfcmaq_on = True
  alvoo1j alvoo1j 3d dyn aqfcmaq_on = True
  alvoo2i alvoo2i 3d dyn aqfcmaq_on = True
  alvoo2j alvoo2j 3d dyn aqfcmaq_on = True
  alvpo1i alvpo1i 3d dyn aqfcmaq_on = True
  alvpo1j alvpo1j 3d dyn aqfcmaq_on = True
  amgj amgj 3d dyn aqfcmaq_on = True
  amnj amnj 3d dyn aqfcmaq_on = True
  anai anai 3d dyn aqfcmaq_on = True
  anaj anaj 3d dyn aqfcmaq_on = True
  anh4i anh4i 3d dyn aqfcmaq_on = True
  anh4j anh4j 3d dyn aqfcmaq_on = True
  anh4k anh4k 3d dyn aqfcmaq_on = True
  ano3i ano3i 3d dyn aqfcmaq_on = True
  ano3j ano3j 3d dyn aqfcmaq_on = True
  ano3k ano3k 3d dyn aqfcmaq_on = True
  aolgaj aolgaj 3d dyn aqfcmaq_on = True
  aolgbj aolgbj 3d dyn aqfcmaq_on = True
  aorgcj aorgcj 3d dyn aqfcmaq_on = True
  aothri aothri 3d dyn aqfcmaq_on = True
  aothrj aothrj 3d dyn aqfcmaq_on = True
  apah1j apah1j 3d dyn aqfcmaq_on = True
  apah2j apah2j 3d dyn aqfcmaq_on = True
  apah3j apah3j 3d dyn aqfcmaq_on = True
  apcsoj apcsoj 3d dyn aqfcmaq_on = True
  aseacat aseacat 3d dyn aqfcmaq_on = True
  asij asij 3d dyn aqfcmaq_on = True
  aso4i aso4i 3d dyn aqfcmaq_on = True
  aso4j aso4j 3d dyn aqfcmaq_on = True
  aso4k aso4k 3d dyn aqfcmaq_on = True
  asoil asoil 3d dyn aqfcmaq_on = True
  asqtj asqtj 3d dyn aqfcmaq_on = True
  asvoo1i asvoo1i 3d dyn aqfcmaq_on = True
  asvoo1j asvoo1j 3d dyn aqfcmaq_on = True
  asvoo2i asvoo2i 3d dyn aqfcmaq_on = True
  asvoo2j asvoo2j 3d dyn aqfcmaq_on = True
  asvoo3j asvoo3j 3d dyn aqfcmaq_on = True
  asvpo1i asvpo1i 3d dyn aqfcmaq_on = True
  asvpo1j asvpo1j 3d dyn aqfcmaq_on = True
  asvpo2i asvpo2i 3d dyn aqfcmaq_on = True
  asvpo2j asvpo2j 3d dyn aqfcmaq_on = True
  asvpo3j asvpo3j 3d dyn aqfcmaq_on = True
  atij atij 3d dyn aqfcmaq_on = True
  atol1j atol1j 3d dyn aqfcmaq_on = True
  atol2j atol2j 3d dyn aqfcmaq_on = True
  atol3j atol3j 3d dyn aqfcmaq_on = True
  atrp1j atrp1j 3d dyn aqfcmaq_on = True
  atrp2j atrp2j 3d dyn aqfcmaq_on = True
  axyl1j axyl1j 3d dyn aqfcmaq_on = True
  axyl2j axyl2j 3d dyn aqfcmaq_on = True
  axyl3j axyl3j 3d dyn aqfcmaq_on = True
  pm25ac pm25ac 3d dyn aqfcmaq_on = True
  pm25at pm25at 3d dyn aqfcmaq_on = True
  pm25co pm25co 3d dyn aqfcmaq_on = True
Instantaneous aod550 optical depth aod550 aod550 2d phy rdaod = True
  du_aod550 du_aod550 2d phy rdaod = True
  ss_aod550 ss_aod550 2d phy rdaod = True
  su_aod550 su_aod550 2d phy rdaod = True
  oc_aod550 oc_aod550 2d phy rdaod = True
  bc_aod550 bc_aod550 2d phy rdaod = True