Montana Severe Severe Thunderstorm Warning | Effective 09/02/2026 14:34

Headline: 
Severe Thunderstorm Warning issued September 2 at 3:34PM MDT until September 2 at 4:15PM MDT by NWS Great Falls MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
September 2, 2026 - 2:34pm
Expires: 
September 2, 2026 - 3:15pm
Description: 
At 333 PM MDT, severe thunderstorms were located along a line extending from near Conrad to 12 miles south of The Knees to 27 miles southwest of Belt, moving east at 75 mph. THESE ARE DESTRUCTIVE STORMS FOR GREAT FALLS AND FORT BENTON. HAZARD...80 mph wind gusts. SOURCE...Radar indicated. IMPACT...Flying debris will be dangerous to those caught without shelter. Mobile homes will be heavily damaged. Expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely. Blowing dust will reduce visibility along area roads and create hazardous driving conditions. Locations impacted include... Great Falls, Conrad, Fort Benton, Chester, Big Sandy, Stanford, Belt, Geraldine, Lothair, Brady, The Knees, Highwood, Black Eagle, Geyser, Carter, Floweree, Windham, Tiber Dam, Eden, and Stockett.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Cascade, MT; Chouteau, MT; Hill, MT; Judith Basin, MT; Liberty, MT; Pondera, MT; Teton, MT; Toole, MT
Forcast Office: 
NWS Great Falls MT
Sender: 
w-nws.webmaster@noaa.gov