# List of GEOS-5 met fields

|}}}}====== GEOS-5 Forum ======

## Contents

##### Met Fields

#### GMAO Documentation

* [File Specification Document]

#### 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.