Montana Moderate Special Weather Statement | Effective 08/17/2026 14:23

Headline: 
Special Weather Statement issued August 17 at 3:23PM MDT by NWS Great Falls MT
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
August 17, 2026 - 2:23pm
Expires: 
August 17, 2026 - 3:15pm
Description: 
At 322 PM MDT, Doppler radar was tracking a strong thunderstorm near Dutton, or 25 miles northwest of Great Falls, moving east southeast at 20 mph. HAZARD...Wind gusts up to 50 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Dutton and Power.
Instruction: 
Torrential rainfall is also occurring with this storm and may lead to localized flooding. Do not drive your vehicle through flooded roadways. This storm may intensify, so be certain to monitor local radio stations and available television stations for additional information and possible warnings from the National Weather Service.
Area Description: 
Eastern Pondera and Eastern Teton; Western and Central Chouteau County; Cascade County below 5000ft
Forcast Office: 
NWS Great Falls MT
Sender: 
w-nws.webmaster@noaa.gov