Simulation Systems 2026.03.1 Release

Release date: 4th March 2026

Included Releases

• LFRic Apps vn3.1
• LFRic Core vn3.1
• UM vn14.1 (private within the MetOffice organisation)
• JULES vn8.1 (currently private, will hopefully soon be publically available)

Software Stack Updates

• No software stack updates
• Full LFRic Software Stack details

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Upgrading a branch to the release

In order to merge the release changes from stable into your branch in your fork:

1. Synchronise your fork with the latest changes on stable
2. Fetch the latest changes into your clone git fetch origin
3. Merge those changes into your branch git switch <branch name> git merge origin/stable

Alternatively, cut a new branch from stable and merge your original branch into this.

For more details see Updating Branches