Montana Moderate Special Weather Statement | Effective 09/13/2026 17:51

Headline: 
Special Weather Statement issued September 13 at 6:51PM MDT by NWS Great Falls MT
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
September 13, 2026 - 5:51pm
Expires: 
September 13, 2026 - 6:30pm
Description: 
At 651 PM MDT, Doppler radar was tracking a strong thunderstorm 7 miles south of Geraldine, or 24 miles north of Stanford, moving northeast at 40 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. Locations impacted include... Geraldine, Judith Landing, Iliad, and Square Butte.
Instruction: 
Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. 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: 
Western and Central Chouteau County; Bears Paw Mountains and Southern Blaine; Judith Basin County and Judith Gap; Fergus County below 4500ft; Little Belt and Highwood Mountains
Forcast Office: 
NWS Great Falls MT
Sender: 
w-nws.webmaster@noaa.gov