Winter Storm Warning Montana

Winter alerts in Montana, newest first, in effect or ended
Alert	State	Severity	Places
Winter Weather AdvisoryEnded Wet snow. Issued October 10 Ended October 12, 2026	Montana	Moderate	5 places Zortman Whitewater Opheim Loring Colony Landusky
Winter Weather AdvisoryEnded Another 1 to 3 inches of snow, gusts up to 35 mph. Issued October 9 Ended October 12, 2026	Montana	Moderate	30 places Livingston Columbus Roundup Big Timber Park City Absarokee Harlowton Clyde Park Wineglass Ryegate and 20 more
Winter Storm WarningEnded Another 3 to 5 inches of snow, gusts up to 30 mph. Issued October 9 Ended October 12, 2026	Montana	Severe	5 places Gardiner Judith Gap Cooke City Jardine Silver Gate
Winter Storm WarningEnded 3 to 9 inches of snow, gusts up to 45 mph. Issued October 9 Ended October 12, 2026	Montana	Severe	15 places Butte-Silver Bow Anaconda-Deer Lodge County Deer Lodge Philipsburg Walkerville Drummond Elliston Maxville Garrison Avon and 5 more
Winter Weather AdvisoryEnded Snow. Issued October 9 Ended October 12, 2026	Montana	Moderate	57 places Havre Shelby Cut Bank Fort Belknap Agency Chinook Hays Chester Harlem Havre North Valier and 47 more
Winter Storm WarningEnded Heavy snow. Issued October 9 Ended October 12, 2026	Montana	Severe	87 places Great Falls Helena Valley West Central Lewistown Malmstrom AFB North Browning Conrad South Browning Choteau Sun Prairie Browning and 77 more
Winter Storm WatchEnded Up to or greater than 12 inches of snow possible, gusts up to 35 mph. Issued October 8 Ended October 9, 2026	Montana	Severe	4 places Gardiner Cooke City Jardine Silver Gate
Winter Storm WatchEnded Up to 7 inches of snow possible, gusts up to 30 mph. Issued October 8 Ended October 9, 2026	Montana	Severe	75 places Great Falls Helena Helena Valley Southeast Helena Valley West Central Helena Valley Northwest Malmstrom AFB Helena Valley Northeast Big Sky Montana City East Helena and 65 more
Winter Storm WatchEnded Winter storm warning in effect from 6 PM Saturday to 6 AM MDT Monday. Issued October 8 Ended October 11, 2026	Montana	Severe	15 places Butte-Silver Bow Anaconda-Deer Lodge County Deer Lodge Philipsburg Walkerville Drummond Elliston Maxville Garrison Avon and 5 more
Winter Weather AdvisoryEnded 1 to 3 inches of snow, with higher amounts above valley floors and in Glacier National Park, gusts up to 45 mph. Issued October 8 Ended October 12, 2026	Montana	Moderate	21 places East Missoula Bonner-West Riverside Seeley Lake Clinton Hungry Horse Woods Bay Coram Martin City Evaro Piltzville and 11 more
Winter Storm WarningEnded 2 to 6 inches of snow at pass level, with snow amounts in excess of a foot in the higher terrain. Issued June 27 Ended June 29, 2026	Montana	Severe	6 places Wisdom Maverick Mountain Wise River Jackson Argenta Dewey
Winter Weather AdvisoryEnded 1 to 3 inches of snow, gusts up to 40 mph. Issued June 27 Ended June 29, 2026	Montana	Moderate	4 places Gardiner Cooke City Jardine Silver Gate
Winter Storm WarningEnded 4 to 8 inches of snow, with up to 12 inches across the highest peaks. Issued June 26 Ended June 29, 2026	Montana	Severe	16 places Butte-Silver Bow Anaconda-Deer Lodge County Deer Lodge Philipsburg Walkerville Drummond Elliston Maxville Garrison Avon and 6 more
Winter Weather AdvisoryEnded Up to 4 inches of snow above 6500 feet. Issued June 25 Ended June 29, 2026	Montana	Moderate	19 places Big Sky Montana City Clancy West Yellowstone Boulder South Hills Jefferson City Rader Creek Basin Hebgen Lake Estates and 9 more
Winter Storm WatchEnded Up to 6 inches of snow possible. Issued June 25 Ended June 26, 2026	Montana	Severe	16 places Butte-Silver Bow Anaconda-Deer Lodge County Deer Lodge Philipsburg Walkerville Drummond Elliston Maxville Garrison Avon and 6 more
Winter Weather AdvisoryEnded Wet snow expected for the Beartooth Highway. Issued June 12 Ended June 13, 2026	Montana	Moderate	4 places Gardiner Cooke City Jardine Silver Gate
Winter Weather AdvisoryEnded Gusts up to 55 mph. Issued June 10 Ended June 11, 2026	Montana	Moderate	4 places Gardiner Cooke City Jardine Silver Gate
Winter Weather AdvisoryEnded 1 to 3 inches of snow above 9000 feet. Issued May 30 Ended May 31, 2026	Montana	Moderate	4 places Gardiner Cooke City Jardine Silver Gate
Winter Weather AdvisoryEnded 5 to 10 inches of snow, gusts up to 30 mph. Issued May 20 Ended May 21, 2026	Montana	Moderate
Winter Storm WarningEnded 8-13 inches of snow, gusts up to 30 mph. Issued May 20 Ended May 21, 2026	Montana	Severe	4 places Gardiner Cooke City Jardine Silver Gate