Montana Moderate Special Weather Statement | Effective 08/17/2026 14:09

Headline: 
Special Weather Statement issued August 17 at 3:09PM MDT by NWS Great Falls MT
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
August 17, 2026 - 2:09pm
Expires: 
August 17, 2026 - 3:00pm
Description: 
At 309 PM MDT, Doppler radar was tracking a strong thunderstorm 23 miles southeast of Cascade, moving east southeast at 20 mph. HAZARD...Wind gusts up to 40 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. This storm will remain over mainly rural areas of northwestern Meagher and southeastern Cascade Counties.
Instruction: 
If outdoors, consider seeking shelter inside a building. 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: 
Cascade County below 5000ft; Little Belt and Highwood Mountains; Meagher County Valleys
Forcast Office: 
NWS Great Falls MT
Sender: 
w-nws.webmaster@noaa.gov