We are happy to inform you that the Copernicus pan-Arctic Regional Reanalysis (CARRA2) dataset had been extended to a full historical Arctic climate monitoring dataset covering the period 1986-2025 and it is now available on the Climate Data Store (CDS).
The data are available in sub-daily, daily and monthly temporal resolution in two CDS catalogue entries:
Geographic subsetting is available to request a specific region of the Arctic.
More details on the data are available from the C3S website: at Copernicus Arctic Regional Reanalysis | Copernicus or the dataset documentation.
Registration for the upcoming user workshop on the Copernicus pan-Arctic Regional Reanalysis (CARRA2) are open here! For more information: CARRA User Workshop - 10-11 June 2026 - Copenhagen, Denmark
For any enquiries regarding this dataset, please contact us via the Support Portal (ECMWF login required).
ECMWF Support