


Short Term Forecast
Issued by NWS Great Falls, MT
Issued by NWS Great Falls, MT
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958 FPUS75 KTFX 190417 NOWTFX Short Term Forecast National Weather Service Great Falls MT 1017 PM MDT Fri Jul 18 2025 MTZ320>330-190600- Big Belt, Bridger and Castle Mountains-Meagher County Valleys- Elkhorn and Boulder Mountains-Canyon Ferry Area- Missouri Headwaters-Madison River Valley-Gallatin Valley- Northwest Beaverhead County- Beaverhead and Western Madison below 6000ft- Ruby Mountains and Southern Beaverhead Mountains- Gallatin and Madison County Mountains and Centennial Mountains- Including Trident, Maudlow, Battle Ridge Pass, Bozeman Pass, Deep Creek Pass, Martinsdale, Checkerboard, Ringling, White Sulphur Springs, Montana City, Clancy, Boulder, Corbin, Wickes, Elk Park Pass, Homestake Pass, Toston, Townsend, Winston, Harrison, Three Forks, Willow Creek, Pony, Whitehall, Cameron, Ennis, Jeffers, McAllister, Norris, Bozeman, Gallatin Gateway, Dewey, Wisdom, Wise River, Big Hole Pass, Chief Joseph Pass, Bannack, Dillon, Glen, Waterloo, Monida Pass, Big Sky, West Yellowstone, Targhee Pass, and Raynolds Pass 1017 PM MDT Fri Jul 18 2025 .NOW... Scattered showers and thunderstorms will move across Southwest MT through about 2 AM on Saturday morning. Expect a brief period of rain, occasional lightning and wind gusts up to 40 mph as the thunderstorms move through. Some locations that could be impacted by a passing thunderstorm are Bozeman, Virgina City, Dillon and Big Sky. $$ Brusda