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ds117.0 Detailed MetadataGo to Dataset: 
 

Overview
Dataset Citation:
ECMWF, 2004: ERA40 Model Resolution Gridded Surface, Vertical Integrals, and Other Single Level Fields from ECMWF. Published by the CISL Data Support Section at the National Center for Atmospheric Research, Boulder, CO (ds117.0).
Types of data:
  • Grids
 Data formats:
Data providers:
  • ECMWF > European Centre for Medium-Range Weather Forecasts
Programs/Experiments that collected the data:
  • ERA40 > ECMWF ERA40 Reanalysis Project
Total volume:  542.368 Gbytes

Summary for Grids in WMO GRIB1 Format
Product and Coverage Information:
There are multiple products and/or geographical coverages for the grids in this format. Click a variable name to see the available products and coverages for that variable.
VariableVertical LevelsTemporal Valid Range
10 metre U wind component (m s-1)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
10 metre V wind component (m s-1)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
2 metre dewpoint temperature (K)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
2 metre temperature (K)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Albedo
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Angle of sub-gridscale orography (rad)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Anisotropy of sub-gridscale orography
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Boundary layer height (m)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Charnock
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Convective precipitation (m)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
East/West surface stress (N m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Evaporation (m)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Geopotential (m2 s-2)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
High cloud cover
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
High vegetation cover
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Ice surface temperature layer 1 (K)
  • Layer between two depths below land surface: Bottom=7 cm, Top=0 cm
1957-09-01 00:00 to 2002-08-31 18:00
Ice surface temperature layer 2 (K)
  • Layer between two depths below land surface: Bottom=28 cm, Top=7 cm
1957-09-01 00:00 to 2002-08-31 18:00
Ice surface temperature layer 3 (K)
  • Layer between two depths below land surface: Bottom=100 cm, Top=28 cm
1957-09-01 00:00 to 2002-08-31 18:00
Ice surface temperature layer 4 (K)
  • Layer between two depths below land surface: Bottom=255 cm, Top=100 cm
1957-09-01 00:00 to 2002-08-31 18:00
Instantaneous moisture flux (kg m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Instantaneous X surface stress (N m-2)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Instantaneous Y surface stress (N m-2)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Land/sea mask
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Latitudinal component of gravity wave stress (N m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Logarithm of surface pressure
  • Hybrid level: 1
1957-09-01 00:00 to 2002-08-31 18:00
Logarithm of surface roughness length for heat
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Low cloud cover
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Low vegetation cover
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Mean sea-level pressure (Pa)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Medium cloud cover
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Meridional component of gravity wave stress (N m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
North/South surface stress (N m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Runoff (m)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Sea surface temperature (K)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Sea-ice cover
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Skin reservoir content (m)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Skin temperature (K)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Slope of sub-gridscale orography
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Snow albedo
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Snow density (kg m-3)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Snow depth (m)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Snow evaporation (m)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Snowfall (convective + stratiform) (m)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Snowmelt (m)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Soil temperature level 1 (K)
  • Layer between two depths below land surface: Bottom=7 cm, Top=0 cm
1957-09-01 00:00 to 2002-08-31 18:00
Soil temperature level 2 (K)
  • Layer between two depths below land surface: Bottom=28 cm, Top=7 cm
1957-09-01 00:00 to 2002-08-31 18:00
Soil temperature level 3 (K)
  • Layer between two depths below land surface: Bottom=100 cm, Top=28 cm
1957-09-01 00:00 to 2002-08-31 18:00
Soil temperature level 4 (K)
  • Layer between two depths below land surface: Bottom=255 cm, Top=100 cm
1957-09-01 00:00 to 2002-08-31 18:00
Standard deviation of orography
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Stratiform precipitation (m)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Surface geopotential (m2 s-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Surface latent heat flux (W m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Surface net solar radiation, clear sky (W m-2)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Surface net thermal radiation, clear sky (W m-2)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Surface pressure (Pa)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Surface roughness (m)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Surface sensible heat flux (W m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Surface solar radiation (W m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Surface solar radiation downwards (W m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Surface thermal radiation (W m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Surface thermal radiation downwards (W m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Temperature of snow layer (K)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Top net solar radiation, clear sky (W m-2)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Top net thermal radiation, clear sky (W m-2)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Top solar radiation (W m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Top thermal radiation (W m-2 s)
  • Ground or water surface
1957-09-01 06:00 to 2002-09-01 00:00
Total cloud cover
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Total column ozone (kg m-2)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Total column water (kg m-2)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Total column water vapour (kg m-2)
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Type of high vegetation
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Type of low vegetation
  • Ground or water surface
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of divergence of geopotential flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of divergence of kinetic energy flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of divergence of mass flux (kg m-2 s-1)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of divergence of moisture flux (kg m-2 s-1)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of divergence of ozone flux (kg m-2 s-1)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of divergence of thermal energy flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of divergence of total energy flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of dry static energy (J m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of eastward geopotential flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of eastward heat flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of eastward kinetic energy flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of eastward mass flux (kg m-1 s-1)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of eastward ozone flux (kg m-1 s-1)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of eastward total energy flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of eastward water vapour flux (kg m-1 s-1)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of energy conversion (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of kinetic energy (J m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of mass of atmosphere (kg m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of moist static energy (J m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of northward geopotential flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of northward heat flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of northward kinetic energy flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of northward mass flux (kg m-1 s-1)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of northward ozone flux (kg m-1 s-1)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of northward total energy flux (W m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of northward water vapour flux (kg m-1 s-1)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of temperature (K kg m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of thermal energy (J m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of total column frozen cloud water (kg m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of total column liquid cloud water (kg m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of total column ozone (kg m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of total column water vapour (kg m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Vertical integral of total energy (J m-2)
  • Entire atmosphere (considered as a single layer)
1957-09-01 00:00 to 2002-08-31 18:00
Volumetric soil water layer 1 (m3 m-3)
  • Layer between two depths below land surface: Bottom=7 cm, Top=0 cm
1957-09-01 00:00 to 2002-08-31 18:00
Volumetric soil water layer 2 (m3 m-3)
  • Layer between two depths below land surface: Bottom=28 cm, Top=7 cm
1957-09-01 00:00 to 2002-08-31 18:00
Volumetric soil water layer 3 (m3 m-3)
  • Layer between two depths below land surface: Bottom=100 cm, Top=28 cm
1957-09-01 00:00 to 2002-08-31 18:00
Volumetric soil water layer 4 (m3 m-3)
  • Layer between two depths below land surface: Bottom=255 cm, Top=100 cm
1957-09-01 00:00 to 2002-08-31 18:00

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