ERA-40 2.5 Degree Upper Air Pressure Level Analysis Data

The 6-hourly upper air pressure level analysis data on global 2.5 degree grids from ECMWF ERA-40 reanalysis project are available in this dataset.

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Questions? Email Resource Support Contact:

  • datahelp@ucar.edu

Temporal Range

  • Begin:  1957-09-01T0000+00
    End:  2002-08-31T1800+00

Keywords

Resource Type dataset
Temporal Range Begin 1957-09-01T0000+00
Temporal Range End 2002-08-31T1800+00
Temporal Resolution N/A
Bounding Box North Lat 90.0
Bounding Box South Lat -90.0
Bounding Box West Long -180.0
Bounding Box East Long 180.0
Spatial Representation grid
Spatial Resolution 2.5 degree
Related Links

Related Resource #1 : ECMWF's Climate Reanalysis web site

Additional Information N/A
Resource Format WMO GRIB1
Standardized Resource Format GRIB
Asset Size 351493.459 MB
Legal Constraints

Downloading/Accessing data from this dataset implies acceptance of ECMWF's Terms of Use [https://apps.ecmwf.int/datasets/data/era40-daily/licence/]


Access Constraints None
Software Implementation Language N/A

Resource Support Name N/A
Resource Support Email datahelp@ucar.edu
Resource Support Organization N/A
Distributor NSF NCAR Geoscience Data Exchange
Metadata Contact Name N/A
Metadata Contact Email datahelp@ucar.edu
Metadata Contact Organization NSF NCAR Geoscience Data Exchange

Author European Centre for Medium-Range Weather Forecasts
Publisher NSF National Center for Atmospheric Research
Publication Date 2004-02-03
Digital Object Identifier (DOI) https://doi.org/10.5065/D2SY-BF88
Alternate Identifier d118001
Resource Version N/A
Topic Category climatologyMeteorologyAtmosphere
Progress completed
Metadata Date 2025-10-09T01:20:17Z
Metadata Record Identifier edu.ucar.gdex::d118001
Metadata Language eng; USA
Suggested Citation European Centre for Medium-Range Weather Forecasts. (2004). ERA-40 2.5 Degree Upper Air Pressure Level Analysis Data. NSF National Center for Atmospheric Research. https://doi.org/10.5065/D2SY-BF88. Accessed 10 October 2025.

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