Severe · Severe Thunderstorm WarningThis alert has expired. It is kept for reference.
Severe Thunderstorm Warning issued September 2 at 3:59PM MDT until September 2
Affecting Cascade, MT; Chouteau, MT; Lewis and Clark, MT; Pondera, MT; Teton, MT
In effect until: Sep 2, 2026, 11:00 PM
Cascade, MT; Chouteau, MT; Lewis and Clark, MT; Pondera, MT; Teton, MT
Confirmed across 5 counties in MT; expires 11:00 PM.
For your protection move to an interior room on the lowest floor of a building.
Read the original bulletin (official text)
SVRTFX The National Weather Service in Great Falls has issued a * Severe Thunderstorm Warning for... East central Lewis and Clark County in west central Montana... Eastern Pondera County in north central Montana... Teton County in north central Montana... West central Chouteau County in north central Montana... Cascade County in central Montana... * Until 500 PM MDT. * At 358 PM MDT, severe thunderstorms were located along a line extending from 15 miles north of Choteau to 15 miles south of Cascade, moving northeast at 30 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Blowing dust will reduce visibility and create hazardous driving conditions. * Locations impacted include... Great Falls, Conrad, Choteau, Cascade, Fairfield, Dutton, Brady, Black Eagle, Fort Shaw, Power, Augusta, Dupuyer, Pishkun Reservoir, Eden, Stockett, First Peoples Buffalo Jump State Park, Ulm, Simms, Ledger, and Malmstrom Afb.
Free. In your language.
Get the next alert for your area before it matters.
Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™