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  ds111.1 GRIB Parameter Table

The following 61 parameters from ECMWF Parameter Code Table 128 are included in this dataset:

Parameter CodeShort NameDescriptionUnitsComments
15ALUVPUV visible albedo for direct radiation
16ALUVDUV visible albedo for diffuse radiation
17ALNIPNear IR albedo for direct radiation
18ALNIDNear IR albedo for diffuse radiation
27CVLLow vegetation cover
28CVHHigh vegetation cover
29TVLType of low vegetation
30TVHType of high vegetation
31CISea-ice cover
32ASNSnow albedo
33RSNSnow densitykg m-3
34SSTKSea surface temperatureK
35ISTL1Ice surface temperature layer 1K
36ISTL2Ice surface temperature layer 2K
37ISTL3Ice surface temperature layer 3K
38ISTL4Ice surface temperature layer 4K
39SWVL1Volumetric soil water layer 1m3 m-3ECMWF has a description of the soil water units on their web site
40SWVL2Volumetric soil water layer 2m3 m-3ECMWF has a description of the soil water units on their web site
41SWVL3Volumetric soil water layer 3m3 m-3ECMWF has a description of the soil water units on their web site
42SWVL4Volumetric soil water layer 4m3 m-3ECMWF has a description of the soil water units on their web site
43SLTSoil type
57UVBDownward uv radiation at the surfaceW m-2
58PARPhotosynthetically active radiation at the surfaceW m-2
59CAPEConvective available potential energyJ kg-1
74SDFORStandard deviation of filtered subgrid surface geopotentialm
129ZGeopotentialm2 s-2At the surface - orography
134SPSurface pressurePa
136TCWTotal column waterkg m-2Liquid + ice + vapour
137TCWVTotal column water vapourkg m-2
139STL1Soil temperature level 1KSoil temperature (ST) before 1993-08-04
140SWL1Soil wetness level 1m of water
141SDSnow depthm of water equivalent
148CHNKCharnockSurface stress (SS) before 1998-05-19
151MSLMean sea-level pressurePa
160SDORStandard deviation of orography
161ISORAnisotropy of sub-gridscale orography
162ANORAngle of sub-gridscale orographyrad
163SLORSlope of sub-gridscale orography
164TCCTotal cloud cover
16510U10 metre U wind componentm s-1
16610V10 metre V wind componentm s-1
1672T2 metre temperatureK
1682D2 metre dewpoint temperatureK
170STL2Soil temperature level 2KDeep soil temperature (DST) before 1993-08-04
171SWL2Soil wetness level 2m of water
172LSMLand/sea mask
173SRSurface roughnessm
174ALAlbedo
183STL3Soil temperature level 3KClimatological deep soil temperature (CDST) before 1993-08-04
184SWL3Soil wetness level 3m of water
186LCCLow cloud cover
187MCCMedium cloud cover
188HCCHigh cloud cover
198SRCSkin reservoir contentm of water
199VEGVegetation fraction
206TCO3Total column ozonekg m-2Before 2001-06-12, unit was Dobson. 1 Dobson = 2.1415E-5 kg m-2
234LSRHLogarithm of surface roughness length for heat
235SKTSkin temperatureK
236STL4Soil temperature level 4K
237SWL4Soil wetness level 4m
238TSNTemperature of snow layerK

The following 2 parameters from ECMWF Parameter Code Table 1 are included in this dataset:

Parameter CodeShort NameDescriptionUnits
246100U100 metre U wind componentm s-1
247100V100 metre V wind componentm s-1

The Research Data Archive is managed by the Data Support Section of the Computational and Information Systems Laboratory at the National Center for Atmospheric Research in Boulder, Colorado. NCAR is sponsored by the National Science Foundation.

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