GRB GRB2
File conversion

Convert GRB to GRB2

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Is it possible to convert GRB to GRB2?
Yes - GRB converts to GRB2.

Convert GRIB1 messages to GRIB2 with eccodes 'grib_set -s edition=2 in.grb out.grb2' or CDO. Some parameters lack GRIB2 equivalents - verify output.

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Tested on macOS, Windows & Linux
Last verified Oct 2026

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How to convert GRB to GRB2

Converting a .GRB file to .GRB2 lets you open the content in software that prefers the .GRB2 format, though some details may change compared with the original. We are still putting together the list of programs that handle .GRB files.

A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.

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