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Comment: Runoff Water Equivalent variable now available on CDS

The following is a description of GloFAS v4.1, available as fully operational GloFAS from 28 February 2024.

For an overview of other GloFAS releases, please see : GloFAS versioning system.


GloFAS v4.1 introduces several minor changes to the system, including:

  • Increased offering of forecast variables made available through the Climate Data Store. See Model Output page for details. The data will also be made available for the reanalysis: 
    • Runoff Water Equivalent (surface plus subsurface),
      • Note: there is a slight delay for the release of Runoff Water Equivalent variable, it will be made available as soon as possible. 
    • Snow Depth Water Equivalent,
    • and Soil Wetness Index (root-zone).
  • Improved reporting point layer, with additional metadata available for 'dynamic reporting points'. 
  • Improved information on the GloFAS map viewer (updated legends and layer titles). 
  • GloFAS Flood thresholds available for various return periods, see Auxiliary Data pages for GloFAS v4.0 flood threshold files.

This upgrade of GloFAS has no impacts on the GloFAS modelling results.

Technical details

Pre-release date (available on stage platform)


Release date


In test suite


GloFAS internal number


Archiving of data



1980-01-01 to 2022-07-31


from 2003-03-27 to 2024-02-26

Horizontal projectionEPSG4326
Horizontal resolution0.05 x 0.05°
Temporal resolutionDaily