Montana Severe Severe Thunderstorm Warning | Effective 06/22/2026 13:27

Headline: 
Severe Thunderstorm Warning issued June 22 at 2:27PM MDT until June 22 at 3:00PM MDT by NWS Billings MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 22, 2026 - 1:27pm
Expires: 
June 22, 2026 - 2:00pm
Description: 
At 227 PM MDT, a severe thunderstorm was located 29 miles south of Ashland, or 39 miles northeast of Sheridan, moving southeast at 25 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Mainly rural areas of Southeastern Big Horn and Southern Rosebud Counties.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing large hail. Torrential rainfall is also occurring with this storm and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Big Horn, MT; Rosebud, MT
Forcast Office: 
NWS Billings MT