- To: LDM <ldm-users@xxxxxxxxxxxxxxxx>
- Subject: [ldm-users] RRFS and REFS Update
- From: Stonie Cooper <cooper@xxxxxxxx>
- Date: Wed, 9 Sep 2026 14:36:56 -0500
SCN26-48 Updated: Implementation of the Rapid Refresh Forecast System (RRFS) and RRFS Ensemble Forecast System (REFS): Effective October 14, 2026 A text file of the SCN listed above was sent today on AWIPS/NOAAPORT/NWWS/EMWIN A pdf version is posted at: https://www.weather.gov/media/notification/pdf_2026/scn26-048_Updated_RRFS_and_REFS_Implementation_aad.pdf - Stonie Cooper, PhD Software Engineer III NSF Unidata cooper@xxxxxxxx