MetOffice / MetOffice/lfric_apps
Implement SST perturbation field
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@JoshuaBickler is already working on this.
Since Aug 13, 2026.
enhancement
- Dominant language
- Fortran
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- 118
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Description
### Are there any linked Issues or Pull Requests?
_No response_
### Brief description
Create a sea surface temperature perturbation scheme in LFRic for ensemble forecast runs.
### Further details of the issue.
For non-coupled global ensemble forecast runs, the UM uses the [Warren and Beare (2013)](https://rmets.onlinelibrary.wiley.com/doi/10.1002/qj.2202) SST perturbation scheme to perturb the lower boundary and improve ensemble spread. This issue is to port the UM logic into LFRic using the stochastic physics code.
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