Montana Severe Severe Thunderstorm Warning | Effective 07/15/2026 17:13

Headline: 
Severe Thunderstorm Warning issued July 15 at 6:13PM MDT until July 15 at 6:45PM MDT by NWS Billings MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 15, 2026 - 5:13pm
Expires: 
July 15, 2026 - 5:45pm
Description: 
At 613 PM MDT, a severe thunderstorm was located 22 miles south of Ballantine, or 24 miles southeast of Billings, moving northeast at 20 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Mainly rural areas of Central Big Horn and South Central Yellowstone Counties. This does not include the city of Billings.
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; Yellowstone, MT
Forcast Office: 
NWS Billings MT