Regional Weather Summary
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
880 NZUS01 KTFX 162200 RWSTFX MTZ301>330-171200- Regional Weather Synopsis National Weather Service Great Falls MT 400 PM MDT Wed Sep 16 2026 - Showers/thunderstorms arrive in SW MT late Thursday morning/early afternoon, then spread northward into central MT during the evening. - There is the potential for strong storms Thursday through Saturday. - Shift to drier and milder conditions beginning Sunday. &&