LND Variable Definitions

SB227T39_N1850_f09_tn14
and
obs

Set 2 Description: Horizontal contour plots of DJF, MAM, JJA, SON, and ANN means
'D_' denotes a variable derived from two or more history file variables (lnd_func.ncl)
'C_' denotes a CASA model variable.

Variable Name | Long Name | NativeUnits | ReportedUnits
--- | --- | --- | ---
TSA | 2m air temperature | K | K
PREC | ppt: rain+snow | mm/s | mm/s
ASA | all-sky albedo:FSR/FSDS | proportion | % reflected
RNET | net radiation:fsa-fira | W/m^2 | W/m^2
LHEAT | latent heat:FCTR+FCEV+FGEV | W/m^2 | W/m^2
TOTRUNOFF | Runoff:qover+qdrai+qrgwl | mm/s | mm/s
SNOWDP | snow height | m | m
FPSN | photosynthesis | umol/m^2/s | gC/m2s
FSH | sensible heat | W/m^2 | W/m^2
FSH_V | sensible heat from vegetation | W/m^2 | W/m^2
FSH_G | sensible heat from ground | W/m^2 | W/m^2
TV | vegetation temperature | K | K
TG | ground temperature | K | K
TSNOW | snow temperature | K | K
FSA | absorbed solar radiation | W/m^2 | W/m^2
SABV | solar rad absorbed by vegetation | W/m^2 | W/m^2
SABG | solar rad absorbed by ground | W/m^2 | W/m^2
FSR | reflected solar radiation | W/m^2 | W/m^2
FIRA | net infrared (longwave) radiation | W/m^2 | W/m^2
FIRE | emitted infrared (longwave) radiation | W/m^2 | W/m^2
FCTR | canopy transpiration | W/m^2 | W/m^2
FCEV | canopy evaporation | W/m^2 | W/m^2
FGEV | ground evaporation | W/m^2 | W/m^2
FGR | heat flux into snow/soil (includes snow melt) | W/m^2 | W/m^2
FSM | snow melt heat flux | W/m^2 | W/m^2
FGNET | net ground heat flux:fgr-fsm | W/m^2 | W/m^2
TAUX | zonal surface stress | kg/m/s^2 | kg/m/s^2
TAUY | meridional surface stress | kg/m/s^2 | kg/m/s^2
ELAI | exposed one-sided leaf area index | m2/m2 | m2/m2
ESAI | exposed one-sided stem area index | m2/m2 | m2/m2
TLAI | total one-sided leaf area index | m2/m2 | m2/m2
TSAI | total one-sided stem area index | m2/m2 | m2/m2
LAISUN | Sunlit Projected Leaf Area Index | m2/m2 | m^2/m^2
LAISHA | Shaded Projected Leaf Area Index | m^2/m^2 | m^2/m^2
BTRAN | transpiration beta factor | unitless | unitless
H2OSNO | total snow water equiv (SNOWICE + SNOWLIQ) | mm | mm
H2OCAN | intercepted water | mm | mm
SNOWLIQ | snow liquid water | kg/m^2 | kg/m^2
SNOWICE | snow ice | kg/m^2 | kg/m^2
QINFL | infiltration | mm/s | mm/s
QOVER | surface runoff | mm/s | mm/s
QRGWL | surface runoff at glaciers, wetlands, lakes | mm/s | mm/s
QDRAI | sub-surface drainage | mm/s | mm/s
QINTR | interception | mm/s | mm/s
QDRIP | throughfall | mm/s | mm/s
QSNOMELT | snow melt | mm/s | mm/s
QSOIL | ground evaporation | mm/s | mm/s
QVEGE | canopy evaporation | mm/s | mm/s
QVEGT | canopy transpiration | mm/s | mm/s
ERRSOI | soil/lake energy conservation error | W/m^2 | W/m^2
ERRSEB | surface energy conservation error | W/m^2 | W/m^2
FSNO | fraction of ground covered by snow | unitless | unitless
ERRSOL | solar radiation conservation error | W/m^2 | W/m^2
ERRH2O | total water conservation error | mm | mm
RAIN | atmospheric rain | mm/s | mm/s
SNOW | atmospheric snow | mm/s | mm/s
TBOT | atmospheric air temperature | K | K
TLAKE | lake temperature | K | K
WIND | atmospheric wind velocity magnitude | m/s | m/s
THBOT | atmospheric air potential temperature | K | K
QBOT | atmospheric specific humidity | kg/kg | kg/kg
ZBOT | atmospheric reference height | m | m
FLDS | atmospheric longwave radiation | W/m^2 | W/m^2
FSDS | atmospheric incident solar radiation | W/m^2 | W/m^2
FSDSND | direct nir incident solar radiation | W/m^2 | W/m^2
FSDSNDLN | direct nir incident solar radiation at local noon | W/m^2 | W/m^2
FSDSNI | diffuse nir incident solar radiation | W/m^2 | W/m^2
FSDSVD | direct vis incident solar radiation | W/m^2 | W/m^2
FSDSVDLN | direct vis incident solar radiation at local noon | W/m^2 | W/m^2
FSDSVI | diffuse vis incident solar radiation | W/m^2 | W/m^2
FSRND | direct nir reflected solar radiation | W/m^2 | W/m^2
FSRNDLN | direct nir reflected solar radiation at local noon | W/m^2 | W/m^2
FSRNI | diffuse nir reflected solar radiation | W/m^2 | W/m^2
FSRVD | direct vis reflected solar radiation | W/m^2 | W/m^2
FSRVDLN | direct vis reflected solar radiation at local noon | W/m^2 | W/m^2
FSRVI | diffuse vis reflected solar radiation | W/m^2 | W/m^2
Q2M | 2m specific humidity | kg/kg | kg/kg
TREFMNAV | daily minimum of average 2m temperature | K | K
TREFMXAV | daily maximum of average 2m temperature | K | K
VBSA | visible black-sky albedo | proportion | % reflected
NBSA | near-IR black-sky albedo | proportion | % reflected
VWSA | visible white-sky albedo | proportion | % reflected
NWSA | near-IR white-sky albedo | proportion | % reflected
SOILLIQ | soil liquid water : layers 1-10 | kg/m^2 | kg/m^2
SOILICE | soil ice : layers 1-10 | kg/m^2 | kg/m^2
H2OSOI | volumetric soil water | mm3/mm3 | mm3/mm3
TSOI | soil temperature : layers 1-10 | K | K
EVAPFRAC | LHEAT/(LHEAT+FSH) | unitless | unitless
XIM | moisture index | +/-1 | unitless
P-E | PREC-ET | mm/s | mm/s
WA | water in the unconfined aquifer | mm | mm
WT | total water storage | mm | mm
ZWT | water table depth | m | m
QCHARGE | aquifer recharge rate | mm/s | mm/s
FCOV | fractional area with water table at surface | unitless [0-1] | unitless [0-1]
PCO2 | partial pressure of CO2 | Pa | Pa