Montana, Wyoming Severe Severe Thunderstorm Warning | Effective 06/27/2026 12:28

Headline: 
Severe Thunderstorm Warning issued June 27 at 1:28PM MDT until June 27 at 2:30PM MDT by NWS Billings MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 27, 2026 - 12:28pm
Expires: 
June 27, 2026 - 1:30pm
Description: 
SVRBYZ The National Weather Service in Billings has issued a * Severe Thunderstorm Warning for... Southeastern Big Horn County in south central Montana... West Central Powder River County in southeastern Montana... Southern Rosebud County in southeastern Montana... North Central Sheridan County in north central Wyoming... * Until 230 PM MDT. * At 128 PM MDT, a severe thunderstorm was located 11 miles northeast of Sheridan, moving northeast at 30 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... Birney, Tongue River Reservoir, Birney Village, Otter and Northern Cheyenne 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. Heavy 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; Powder River, MT; Rosebud, MT; Sheridan, WY
Forcast Office: 
NWS Billings MT