Montana Severe Severe Thunderstorm Warning | Effective 07/16/2026 19:27

Headline: 
Severe Thunderstorm Warning issued July 16 at 8:27PM MDT until July 16 at 9:00PM MDT by NWS Billings MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 16, 2026 - 7:27pm
Expires: 
July 16, 2026 - 8:00pm
Description: 
At 827 PM MDT, a severe thunderstorm was located 6 miles southwest of Roundup, moving east at 10 mph. HAZARD...Golf ball size hail and 70 mph wind gusts. SOURCE...This storm has a history of large hail and damaging winds. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. This severe thunderstorm will remain over mainly rural areas of Southwestern Musselshell County.
Instruction: 
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm has produced widespread damaging winds and dangerous 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: 
Musselshell, MT
Forcast Office: 
NWS Billings MT