Severe · Severe Thunderstorm WarningThis alert has expired. It is kept for reference.
Severe Thunderstorm Warning issued September 2 at 4:13PM MDT until September 2
Affecting Cascade, MT; Chouteau, MT; Fergus, MT; Hill, MT; Judith Basin, MT; Liberty, MT; Pondera, MT; Teton, MT; Toole, MT
In effect until: Sep 2, 2026, 11:15 PM
Cascade, MT; Chouteau, MT; Fergus, MT; Hill, MT; Judith Basin, MT; Liberty, MT; Pondera, MT; Teton, MT; Toole, MT
Confirmed across 9 counties in MT; expires 11:15 PM.
For your protection move to an interior room on the lowest floor of a building.
Read the original bulletin (official text)
SVRTFX The National Weather Service in Great Falls has issued a * Severe Thunderstorm Warning for... Northeastern Pondera County in north central Montana... Judith Basin County in central Montana... Southern Liberty County in north central Montana... Northwestern Fergus County in central Montana... Southeastern Toole County in north central Montana... East central Teton County in north central Montana... Southern Hill County in north central Montana... Chouteau County in north central Montana... Northeastern Cascade County in central Montana... * Until 515 PM MDT. * At 412 PM MDT, severe thunderstorms were located along a line extending from 10 miles southwest of Lothair to 9 miles north of Fort Benton to 9 miles southwest of Geyser, moving east at 35 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Great Falls, Fort Benton, Chester, Big Sandy, Stanford, Belt, Geraldine, Denton, Hobson, Joplin, Highwood, Azure, Inverness, Geyser, Lothair, The Knees, Agency, St. Pierre, Sangrey, and Boneau.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™