Severe · Severe Thunderstorm WarningThis alert has expired. It is kept for reference.

Severe Thunderstorm Warning issued September 13 at 9:23PM MDT until September 13

Affecting Chouteau, MT; Fergus, MT

In effect until: Sep 14, 2026, 3:45 AM

Chouteau, MT; Fergus, MT

Confirmed across 2 counties in MT; expires 3:45 AM.

For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

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At 923 PM MDT, a severe thunderstorm was located 19 miles east of
Geraldine, or 35 miles south of Big Sandy, moving northeast at 35
mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Judith Landing and Iliad.

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Severe Thunderstorm Warning issued September 13 at 9:23PM MDT until September 13

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