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NWS Great Falls MTSV.W 0114September 2, 2026

Severe Thunderstorm Warning: Chouteau, Glacier, Hill and 3 more, MT

The National Weather Service office in Great Falls issued a severe thunderstorm warning for Chouteau, Glacier, Hill and 3 more in Montana, which was in force until 5:45 p.m. local time on September 2. It was the 114th severe thunderstorm warning the NWS office in Great Falls issued in 2026. Montana had 61 severe thunderstorm warnings in September 2026, against 10 in an average September of 2008-2025 (Montana's severe thunderstorm warnings by year).

ExpiredWarning

Issued4:26 p.m. MDT, September 2, 2026
In force4:26 p.m. MDT, September 2, 2026
Expired5:45 p.m. MDT, September 2, 2026

In force for 1.3 hours; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Great Falls MT
Area
Chouteau, Glacier, Hill and 3 more
State
Montana
Level
Warning
Issued
4:26 p.m. MDT, September 2, 2026
Expires
5:45 p.m. MDT, September 2, 2026
CAP severity, certainty, urgency
Severe, Observed, Immediate
VTEC event
KTFX SV.W 0114
Official source
National Weather Service: the notice at its source

Severe Thunderstorm Warnings in Montana since 2008Every warning type in Montana

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

SVRTFX The National Weather Service in Great Falls has issued a * Severe Thunderstorm Warning for... Northeastern Pondera County in north central Montana... Liberty County in north central Montana... Eastern Glacier County in north central Montana... Toole County in north central Montana... Hill County in north central Montana... North central Chouteau County in north central Montana... * Until 545 PM MDT. * At 426 PM MDT, severe thunderstorms were located along a line extending from 10 miles northwest of Valier to 7 miles south of Beaver Creek, moving north at 30 mph. HAZARD...70 mph wind gusts. SOURCE...Recent observations of 70 to 80 mph winds with this line of storms. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Havre, Shelby, Cut Bank, Conrad, Chester, Valier, Sunburst, Kevin, Beaver Creek, Lothair, Joplin, Inverness, Gildford, Box Elder, Azure, Boneau, Sangrey, Sweet Grass, Hingham, and Dupuyer.

What the agency told people to do

For your protection move to an interior room on the lowest floor of a building.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice