Montana, Wyoming Moderate Special Weather Statement | Effective 06/20/2026 18:15

Headline: 
Special Weather Statement issued June 20 at 7:15PM MDT by NWS Billings MT
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
June 20, 2026 - 6:15pm
Expires: 
June 20, 2026 - 7:00pm
Description: 
At 715 PM MDT, Doppler radar was tracking strong thunderstorms 42 miles southwest of Biddle, or 42 miles east of Sheridan, moving east at 10 mph. HAZARD...Wind gusts up to 50 mph, half inch size hail, and heavy rain. 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... Moorhead, Arvada and Leiter.
Instruction: 
Monitor the weather situation closely and be alert for threatening weather conditions. Heavy rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Powder River; Sheridan Foothills
Forcast Office: 
NWS Billings MT