Regional Weather Summary
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
269 NZUS01 KTFX 171000 RWSTFX MTZ301>330-180000- Regional Weather Synopsis National Weather Service Great Falls MT 400 AM MDT Thu Sep 17 2026 - Trending warmer today, with several rounds of showers and a few thunderstorms across Southwest MT and vicinity today. - Showers and thunderstorms become more numerous and spread further north Friday, with a few being capable of strong wind gusts, small hail, and at least briefly heavy rain. - Precipitation continues into Saturday in most areas before a dry stretch begins Sunday into at least Monday. &&