Montana Severe Severe Thunderstorm Warning | Effective 09/06/2026 18:51

Headline: 
Severe Thunderstorm Warning issued September 6 at 7:51PM MDT until September 6 at 8:30PM MDT by NWS Great Falls MT
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
September 6, 2026 - 6:51pm
Expires: 
September 6, 2026 - 7:30pm
Description: 
At 750 PM MDT, severe thunderstorms were located along a line extending from 13 miles southwest of Stanford to 22 miles south of Geyser to 25 miles southwest of Hobson, moving northeast at 30 mph. HAZARD...Two inch hail and 60 mph wind gusts. SOURCE...Radar indicated. IMPACT...People and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees. Locations impacted include... Stanford, Windham, Moccasin, Ackley Lake State Park, Sapphire Village, Utica, and Benchland.
Instruction: 
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Judith Basin, MT
Forcast Office: 
NWS Great Falls MT
Sender: 
w-nws.webmaster@noaa.gov