Montana Severe Severe Thunderstorm Warning | Effective 07/25/2026 17:23

Headline: 
Severe Thunderstorm Warning issued July 25 at 6:23PM MDT until July 25 at 7:30PM MDT by NWS Billings MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
July 25, 2026 - 5:23pm
Expires: 
July 25, 2026 - 6:30pm
Description: 
SVRBYZ The National Weather Service in Billings has issued a * Severe Thunderstorm Warning for... Northern Sweet Grass County in south central Montana... * Until 730 PM MDT. * At 623 PM MDT, a severe thunderstorm was located 13 miles southwest of Big Timber, moving northeast at 30 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Big Timber, Melville, Greycliff and Mc Leod.
Instruction: 
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. This storm is capable of producing widespread damaging winds and hail. Wind damage with this storm may occur before any rain or lightning. Do not wait for the sound of thunder before taking cover.
Area Description: 
Sweet Grass, MT
Forcast Office: 
NWS Billings MT