Dear user,
Please be aware of two upcoming freeze periods affecting access to the Product Requirements Editor (PREd):
Easter freeze period
Operational PREd will be disabled from 1 April 2026 at 17:00 UTC and is scheduled to reopen on the morning of 7 April 2026.
IFS Cycle 50r1 and AIFS v2 joint release freeze period
A second freeze period will run from 30 April to 11 May 2026, ahead of the planned release date on 12 May 2026.
Please note that during this period both the Operational PREd and the Test PREd will be frozen.
Should you experience any issues during these periods, please raise a ticket via the ECMWF Support Portal.