# \#grib2

**URL:** https://forum.ecmwf.int/tag/grib2/209.md

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## [Upcoming migration to GRIB2 data format](https://forum.ecmwf.int/t/upcoming-migration-to-grib2-data-format/15034)

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**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\
**Replies:** 1\
**Last updated:** [30 July 2026 12:09 UTC](https://forum.ecmwf.int/t/upcoming-migration-to-grib2-data-format/15034 "2026-07-30T12:09:42Z")

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Following the previous announcement, to give users an update on the progress and timeline for the migration to GRIB2 data format, ECMWF organised a session at the Using ECMWF’s Forecasts Event (UEF2026) next week on Thur…

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## [GRIB2 Migration - Dataset availability](https://forum.ecmwf.int/t/grib2-migration-dataset-availability/14120)

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**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\
**Replies:** 0\
**Last updated:** [27 August 2025 16:36 UTC](https://forum.ecmwf.int/t/grib2-migration-dataset-availability/14120 "2025-08-27T16:36:40Z")

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ECMWF is gradually moving all operational data from GRIB1 to GRIB2 format as part of the Migration to GRIB edition 2 (MTG2). GRIB2 provides more flexibility for encoding and describing meteorological data and will allow …