Montana Severe Severe Thunderstorm Warning | Effective 06/25/2026 16:18

Headline: 
Severe Thunderstorm Warning issued June 25 at 5:18PM MDT until June 25 at 6:00PM MDT by NWS Great Falls MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 25, 2026 - 4:18pm
Expires: 
June 25, 2026 - 5:00pm
Description: 
At 518 PM MDT, a severe thunderstorm was located 20 miles south of Parker School, or 23 miles southeast of Big Sandy, moving east at 15 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. This severe thunderstorm will remain over mainly rural areas of southwestern Blaine and east central Chouteau Counties.
Instruction: 
For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Blaine, MT; Chouteau, MT
Forcast Office: 
NWS Great Falls MT