Montana Moderate Special Weather Statement | Effective 08/15/2026 17:46

Headline: 
Special Weather Statement issued August 15 at 6:46PM MDT by NWS Missoula MT
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
August 15, 2026 - 5:46pm
Expires: 
August 15, 2026 - 6:15pm
Description: 
At 646 PM MDT, Doppler radar was tracking a line of strong thunderstorms extending from 7 miles southwest of Tarkio to 17 miles south of Alberton, or extending from 15 miles south of Superior to 18 miles southwest of Missoula, moving northeast at 25 mph. HAZARD...Wind gusts up to 50 mph and half inch size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Alberton, Tarkio, Cyr, Ninemile and Lolo Hot Springs.
Instruction: 
Monitor the weather situation closely and be alert for threatening weather conditions. 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. Torrential rainfall is also occurring with these storms and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Lower Clark Fork Region; Bitterroot/Sapphire Mountains
Forcast Office: 
NWS Missoula MT
Sender: 
w-nws.webmaster@noaa.gov