List of GEOS-5 met fields

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Met Fields

GMAO Documentation

List of GEOS-5 Fields used in GEOS-Chem

Instantaneous 6-hr (aka "I6") Fields

GEOS-5 Field Description Units GEOS-4 Equivalent GEOS-3 Equivalent
LWI 2-D land / water / ice flags unitless LWI SURFTYPE
PS 2-D surface pressure hPa PS PS
SLP 2-D sea level pressure hPa SLP SLP
TO3 2-D total ozone column DU none none
TTO3 2-D total tropospheric ozone column DU none none

Average 3-hr (aka "A3") Fields

GEOS-5 Field Description Units GEOS-4 Equivalent GEOS-3 Equivalent
ALBEDO 2-D surface albedo unitless ALBEDO ALBEDO
CLDTOT 2-D column cloud fraction fraction CLDFRC CLDFRC
EVAP 2-D evapotranspiration flux kg/m2/s EVAP EVAP
GRN 2-D greenness index fraction none none
GWETROOT 2-D root zone soil moisture fraction GWETROOT GWETROOT (not used)
GWETTOP 2-D top soil moisture fraction GWETTOP GWETTOP
HFLUX 2-D sensible heat flux W/m2 HFLUX HFLUX
LAI 2-D leaf area index m2/m2 LAI LAI
LWGNET 2-D net longwave radiation @ ground W/m2 RADLWG RADLWG
PARDF 2-D diffuse photosyn active rad W/m2 PARDF PARDF
PARDR 2-D direct photosyn active rad W/m2 PARDR PARDR
PBLH 2-D PBL thickness m PBLH PBL
PRECCON 2-D total convective precip @ ground kg/m2/s PRECON PRECON
PRECTOT 2-D total precipitation @ ground kg/m2/s PREACC PREACC
PRECSNO 2-D total snow precipitation @ ground kg/m2/s none none
SNOMAS 2-D snow depth (H2O equivalent m SNOW SNOW
SNODP 2-D snow depth (geometric) m none none
SWGNET 2-D net shortwave rad @ ground W/m2 RADSWG RADSWG
T2M 2-D air temperature @ 2m above ground K T2M TS
TROPP 2-D tropopause pressure hPa TROPP TROPP
TSKIN 2-D ground (skin) temperature K TSKIN TGROUND
U10M 2-D U-wind @ 10m above ground m/s U10M U10M
USTAR 2-D Friction velocity m/s USTAR USTAR
V10M 2-D V-wind @ 10m above ground m/s V10M V10M
Z0M 2-D Roughness height m Z0M Z0

Average 6-hr (aka "A6") Fields

^ GEOS-5 Field ^ Description ^ Units ^ GEOS-4 Equivalent ^ GEOS-3 Equivalent ^ | DQIDTMST | 3-D tendency of QV in ice processes | kg/kg/s | none | none | | DQLDTMST | 3-D tendency of QV in moist processes | kg/kg/s | none | none | | DQVDTMST | 3-D tendency of QV in vapor processes | kg/kg/s | none | none | | MOISTQ | 3-D overall tendency of QV | g/kg/day | MOISTQ | MOISTQ | | CMFMC | 3-D convective mass flux | kg/m2/s | none | CLDMAS | | DTRAIN | 3-D detrainment mass flux | kg/m2/s | none | DTRAIN | | DQRCON | 3-D precip from conv processes | kg/m2/s | none | none | | DQRLSC | 3-D precip from lg scl processes | kg/m2/s | none | none | | CLOUD | 3-D cloud fraction | unitless | CLDTOT | CLDF | | TAUCLI | 3-D grid box opt depth, ice-path | unitless | TAUCLI | TAUCLD | | TAUCLW | 3-D grid box opt depth, H2O-path | unitless | TAUCLW | TAUCLD | | OPTDEPTH | 3-D overall optical depth | unitless | OPTDEPTH | OPTDEPTH | | PLE | 3-D pressure at grid box edges | hPa | none | none | | PV | 3-D Ertel potential vorticity | K*m2/kg/s | PV (not used) | none | | QI | 3-D ice mixing ratio | kg/kg | none | none | | QL | 3-D water mixing ratio | kg/kg | none | none | | QV | 3-D specific humidity | kg/kg | Q | SPHU | | RH | 3-D relative humidity | percent | RH | RH (not used) | | T | 3-D temperature | K | T | TMPU | | U | 3-D zonal wind | m/s | U | UWND | | V | 3-D meridional wind | m/s | V | VWND |

Wet scavenging in GEOS-5

09-Jan-2008

There can be significant differences in the amount of tracer lost to wet scavenging in GEOS-5 as compared to the equivalent run in GEOS-4. Click [[1]] to view a powerpoint that describes some of the differences.