Montana Severe Thunderstorm Warning | Effective 05/13/2026 13:12

Headline: 
Severe Thunderstorm Warning issued May 13 at 2:12PM MDT until May 13 at 2:45PM MDT by NWS Great Falls MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 13, 2026 - 1:12pm
Expires: 
May 13, 2026 - 1:45pm
Description: 
At 212 PM MDT, a severe thunderstorm was located 10 miles east of Wolf Creek, or 23 miles south of Cascade, moving north at 50 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... Wolf Creek, Tower Rock State Park, and Craig.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Cascade, MT; Lewis and Clark, MT
Forcast Office: 
NWS Great Falls MT