Montana Severe Severe Thunderstorm Warning | Effective 06/27/2026 14:46

Headline: 
Severe Thunderstorm Warning issued June 27 at 3:46PM MDT until June 27 at 4:30PM MDT by NWS Billings MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 27, 2026 - 2:46pm
Expires: 
June 27, 2026 - 3:30pm
Description: 
SVRBYZ The National Weather Service in Billings has issued a * Severe Thunderstorm Warning for... Central Big Horn County in south central Montana... * Until 430 PM MDT. * At 346 PM MDT, a severe thunderstorm was located 13 miles east of Fort Smith, or 25 miles south of Hardin, moving northeast at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Lodge Grass, St. Xavier and Crow Indian Reservation.
Instruction: 
Seek shelter inside a well-built structure and stay away from windows. This storm is capable of producing damaging winds and 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
Forcast Office: 
NWS Billings MT