ALBT fraction surface average planetary albedo at top
AVAP ms-1 surface net upward surface-agcm water vapor flux (evapotranspiration)
BEVAP fraction surface fractional wetness for evaporation (land points only)
BRINE fraction surface sea-ice brine reservoir/heat to melt column
BTRAN fraction surface fractional wetness for transpiration (land points only)
CLDHGH fraction surface high cloud cover
CLDLOW fraction surface low cloud cover
CLDMED fraction surface medium cloud cover 
CLDTOT fraction surface total cloud cover
CLOUD fraction sigma cloud fraction
CLOUDE fraction sigma  
CLRLS Wm-2 sigma average clear sky longwave flux at surface
CLRLT Wm-2 surface average clear sky longwave flux at top
CLRSS Wm-2 surface average clear sky solar flux at surface
CLRST Wm-2 surface average clear sky solar flux at top
CMFDQ Kg/Kg/s sigma Q tendency - moist convection
CMFDT Ks-1 sigma T tendency - moist convection
CMFLQ Wm-2 sigma-ilev moist convection total water flux
CMFMC kg m-1s-1 sigma-ilev moist convection mass flux
CMFSL Wm-2 sigma-ilev moist convection liquid water static energy flux
CNVCLD fraction surface convective cloud fraction
DC01 kg kg-1 sigma convective adjustment tendency of water vapor
DQP kg kg-1 sigma specific humidity tendency due to precipitation
DRAIN ms-1 surface sub-surface drainage rate
DTCOND Ks-1 sigma  
DTH
Ks-1 sigma T horizontal diffusive heating
DTV Ks-1 sigma T vertical diffusion
EFFCLD fraction sigma effective cloud fraction
ENETA Wm-2 surface net energy flux at top of atmosphere (ENETTA-ENETSA)
ENETSA Wm-2 surface net energy flux into surface (FSNS - FLNS)
ENETTA Wm-2 surface net total atmospheric energy flux 
ETADOT s-1 ilev vertical (eta) velocity
EVP ms-1 surface moisture flux
FCEV Wm-2 surface canopy evaporation (land points)
FCTR Wm-2 surface canopy transpiration (land points only)
FEV Wm-2 surface soil and canopy evaporation
FGEV Wm-2 surface ground evaporation (land points only)
FICEADV s-1 surface advective d(sea-ice fraction)/dt
FIRA Wm-2 surface absorbed longwave radiation at surface
FIRTP Wm-2 surface average net upward longwave flux at top
FLNS Wm-2 surface net upward longwave flux at surface
FLNSC Wm-2 surface net clear-sky upward longwave flux at surface
FLNT Wm-2 surface net upward longwave flux at top
FLNTC Wm-2 surface net clear-sky upward longwave flux at top
FOGRAT ms-1 surface fog formation rate
FRLA Wm-2 surface average net upward longwave flux at surface
FRLD
Wm-2 surface infrared flux absorbed by surface
FRSA Wm-2 surface average net downward solar flux at surface
FRSAN
Wm-2 surface solar flux absorbed at surface, near-ir waveband
FRSANC
Wm-2 surface clear-sky solar flux absorbed at surface, near-ir
FRSAV
Wm-2 surface solar flux absorbed at surface, visible waveband
FRSAVC
Wm-2 surface clear-sky solar flux absorbed at surface, visible waveband
FRSIN
Wm-2 surface solar flux incident at surface, near-ir waveband
FRSINC
Wm-2 surface clear-sky solar flux incident at surface, near-ir waveband
FRSIV
Wm-2 surface solar flux incident at surface, visible waveband
FRSIVC
Wm-2 surface clear-sky solar flux incident at surface, visible waveband
FSA Wm-2 surface absolute solar radiation at surface
FSDS Wm-2 surface solar rad onto surface = absorbed + reflected i.e., reflected=FSDS-FSNS
FSH Wm-2 surface sensible heat flux
FSNIRT Wm-2 surface  
FSNIRTSQ Wm-2 surface  
FSNSC Wm-2 surface net clear-sky downward solar flux at surface
FSNT Wm-2 surface net downward solar flux at top
FSNTC Wm-2 surface net clear-sky downward solar flux at top
FSR Wm-2 surface reflected solar radiation at surface
FTR Wm-2 surface canopy transpiration
FWATER fraction surface areal fraction of water (ocean or lake)
HOSNO mm water surface liquid water snow depth
HEATF Wm-2 foam ocean ocean heat forcing
HFLR Wm-2 surface surface sensible heat flux
HFLXOCN Wm-2 surface  
HI cm surface ice thickness
HICEADV ms-1 surface advective d(sea-ice thickness)/dt
HOCEAN m surface ocean/lake mixed-layer depth
HS cm surface snow depth
HT1 m sigma geopotential height
ICEF fraction surface fractional sea-ice cover
ICEHCM cm surface sea-ice thickness
ICEVOL
m3 surface ice volume
INTVAP ms-1 surface evaporation from canopy-intercepted precipitation
LAIT fraction surface net two-sided LAI times fractional cover
LHF Wm-2 surface surface latent heat flux
LHFLX Wm-2 surface surface latent heat flux
LPSTEN Pa s-1 surface  
LWC
kg kg-1 sigma 3-D liquid water content, all clouds
LWSH
m surface Liquid water scale height
LWV Wm-2 surface longwave out
MQ Kg m-2 sigma water mass
NDQH kg kg-1s sigma  
NDQV kg kg-1s sigma  
NDTH Ks-1 sigma  
NDTV Ks-1 sigma  
NDUH Ks-1 sigma  
NDUS J m-1 surface  
NDUV Ks-1 sigma  
NDVH Ks-1 sigma  
NDVI none surface normalized diff veg index at surface
NDVS J m-1 surface  
NDVV Ks-1 sigma  
OHEAT Wm-2 surface ocean heat forcing field
OMEGA Pa s-1 sigma vertical pressure velocity
OPREC ms-1 surface precipitation from atm
OQFLX kg/(ms) surface ocean freshwater forcing field
ORNF ms-1 surface runoff into the ocean
ORO flag surface surface type: 1 land, 0 ocean, sea ice.
ORO flag surface  
P ms-1 foam ocean-levels normalized perturbation pressure
P0 Pa   reference pressure
P-A
mm day-1 surface precipitation-evaporation rate
P-E (PME) mm day-1 surface precipitation minus evaporation
PBL03
m surface PBL height at 03:00 local time
PBL15
m surface PBL height at 15:00 local time
PBLH m surface planetary or atm bound layer height
PHIS ms-1 surface surface geopotential height
PHISM m surface surface geopotential height; PHIS/9.80
PMEOCN ms-1 surface  
PRECC mm day-1 surface convective precipitation rate
PRECCMM mm day-1 surface convective precipitation rate
PRECIPM mm day-1 M surface precipitation rate (from agcm) 
PRECL mm day-1 surface large scale stable precipitation rate
PRECLMM mm day-1 surface large scale stable precipitation rate
PRECSC mm day-1 surface convective snowfall rate
PRECSL mm day-1 surface large scale stable snowfall rate
PRECT mm day-1 surface total precipitation rate (PRECC+PRECL)
PRECTMM mm day-1 surface total precipitation rate (PRECCMM+PRECLMM)
PS Pa surface surface pressure
PSL Pa surface sea-level pressure
PSLEVMB
mb surface sea level pressure
PSLM mb surface sea-level pressure
Q kg kg-1 sigma specific humidity
QCANO mm water s-1 surface canopy evapotranspiration rate
QDRAI mm water s-1 surface sub-surface runoff rate
QFLR Wm-2 surface latent heat flux
QFLUX Wm-2 surface  
QFLX kg m-1s-1 surface surface water flux
QINFL mm water s-1 surface infiltration rate
QMELT mm water s-1 surface liquid water snow melt
QOVER mm water s-1 surface surface runoff rate
QPERT kg kg-1 surface perturbation specific humidity (eddies in PBL)
QRL Ks-1 sigma long wave heating rate
QRS Ks-1 sigma solar heating rate
QSOIL mm water s-1 surface soil evaporation rate
QSTOR cal surface heat stored in brine pockets
RAD Wm-2^ surface surface radiation
RAINF
ms-1 surface rain rate (liquid equivalent depth)
RCAN sm-1 surface canopy resistance
RELHUM
fraction sigma relative humidity
RHUMID
fraction sigma relative humidity
RLANDC m surface model grid pt area, pos-land, neg-ocean
RNF m surface land runoff
ROUGHL m surface  
RSW fraction surface volumetric root zone water (land points only)
RUNDR
cm year-1 surface runoff + drain
RUNOFF mm day-1 surface soil moisture runoff
RUNOFFM mm day-1 M surface surface runoff rate
S psu foam ocean levels salinity
SABAT
Wm-2 surface absorbed solar flux above model top
SABTP Wm-2 surface average absorbed solar flux
SAIT fraction surface net two-sided SAI times fractional cover
SALTF psu s-1 foam ocean surface salinity tendency due to freshwater forcing
SGH m surface  
SHF Wm-2 surface surface sensible heat flux
SHFLX Wm-2 surface surface sensible heat flux
SIGDOT
  sigma vertical sigma/hybrid velocity (d[sig]/dt)
SNDPTH m surface snow depth
SNM m surface snow melt
SNOWDLWE
cm surface snow depth liquid water equivalent
SNOWF fraction surface fractional snow cover
SNOWFMM
mm day-1 surface snow fall ?
SNOWH cm surface water equivalent snow depth
SNOWHCM cm surface snow thickness
SOLIN Wm-2 surface solar insolation
SOLL Wm-2 surface  
SOLLD Wm-2 surface  
SOLS Wm-2 surface  
SOLSD Wm-2 surface  
SRAD Wm-2 surface net downward radiation fluxes at surface
SRFRAD Wm-2 surface radiative flux absorbed at surface
SSALB
fraction surface surface solar albedo (Foley)
SURALB fraction surface surface albedo, SURALB = (FSDS-FSNS) / FSDS
SURVAP ms-1 surface evaporation from 'solid' surface (soil/ice/snow/ocean)
SURWIND ms-1 surface lowest level horizontal speed
T deg C sigma atmospheric temperature
T(1) deg C surface upper ice layer temperature
T() deg C surface lower ice layer temperature
T0 deg C surface snow layer temperature
TA01 kg kg-1s sigma total advection of q
TAC deg C surface lowest level air temperature (from agcm)
TAH deg C surface "surface" temperature (land points only)
TAUGWX N m-1 surface east-west gravity wave drag surface stress surface stress
TAUX N m-1 surface east-west (zonal) surface stress
TAUGWY N m-1 surface north-south gravity wave drag surface stress surface stress
TAUY N m-1 surface north-south (meridional) surface stress
TCLD fraction surface total cloudiness
TGRD deg C surface ground "skin" temperature (land points only)
THCK none surface seaice thickness flag
TICE1C deg C surface  
TICEC deg C surface  
TICE3C deg C surface  
TOCEAN K surface  
TOPOG m surface surface topography, spectrally truncated
TOTCLD
fr sigma total coudiness (all clouds)
TOTLWC
kg m-1 sigma total column liquid water content
TPERT
K surface perturbation temperature
TRANSPMM mm day-1 surface transpiration rate
TREFHT deg C surface m air temperature (land), 10m (ocean, seaice)
TS deg C surface surface radiative temperature
TS1 deg C surface surface temperature (level 1)
TS deg C surface subsurface temperature (level )
TSC deg C surface -meter (screen) temperature
TSMAXC
deg C surface daily maximum of TS
TSMINC
deg C surface daily minimum of TS
TS_MC deg C ;nbsp daily min/max TS ('lvl 1'=min,'lvl '=max)
TS3 deg C surface subsurface temperature (level 3)
TS4 deg C surface subsurface temperature (level 4)
TSA deg C surface m height air temperature
TSC deg C surface 'solid' surface temperature (soil/snow/ocean/ice)
TSOI3 deg C surface soil temperature at 50 cm depth (level 3 - land points only)
TSOI4 deg C surface soil temperature at 110 cm depth (level 4 - land points only)
TSSUB1 K surface top soil layer temperature
TSSUB K surface soil temperature layer 
TSSUB3 K surface soil temperature layer 3
TSSUB4 K surface soil temperature layer 4
TSURF deg C surface surface temperature, from TS1 (no LSM), or TS1&TSA or TS1 & TSA (LSM)
TVEG deg C surface vegetation "skin" temperature (land points only)
U ms-1ec sigma zonal (east) wind component
UICE ms-1 surface eastward sea-ice velocity
USTAR ms-1 surface surface friction velocity
UTGW ms-1 sigma U tendency - gravity wave drag
V ms-1ec sigma meridional (north) wind comp
VD01 kg kg-1 sigma vertical diffusion tendency of water vapor 
VICE ms-1 surface northward sea-ice velocity
VMAG ms-1ec sigma wind speed; from U, V
VOLR m3 surface river volume
VQ ms-1 sigma meridional water transport
VT ms-1 sigma meridional heat transport
VTGW ms-1 sigma V tendency - gravity wave drag
VZ ms-1 sigma meridional transport
W ms-1 foam ocean vertical velocity
WET cm surface surface wetness (soil moisture)
WET1 fraction surface soil moisture (liquid volume relative to ice-free pore space), layer 1 (top)
WET fraction surface layer 
WET3 fraction surface layer 3
WET4 fraction surface layer 4
WET5 fraction surface layer 5
WET6 fraction surface layer 6
WICE1 fraction surface soil ice content (ice volume relative to total pore space), layer 1 (top layers)
WICE fraction surface layer 
WICE3 fraction surface layer 3
WICE4 fraction surface layer 4
WICE5 fraction surface layer 5
WICE6 fraction surface layer 6
WIPUDCM cm surface ponded (puddle) ice depth (liquid equivalent depth)
WPUDCM cm surface ponded (puddle) liquid depth
WS m surface soil moisture
Z200 m   height of 200mb surface
Z500 m   height of 500mb surface