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Winter Storm Warning Helena West Side, Montana
Alert types
Winter alerts in Helena West Side, newest first, in effect or ended
Alert
State
Severity
Places
Ended Up to 7 inches of snow possible, gusts up to 30 mph.
Issued October 8
Ended October 9, 2026
Severe
Ended 4 to 8 inches of snow across the valley floors, with 8 to 16 inches possible in the mountains.
Issued March 12
Ended March 12, 2026
Severe
Ended 1 to 3 inches of snow.
Issued February 17
Ended February 19, 2026
Moderate
Ended 3 to 5 inches of snow, near 12 inches of snow at ridge tops.
Issued February 8
Ended February 9, 2026
Moderate
Ended 1 to 4 inches of snow over the valleys and 4 to 10 inches at and above pass level, up to a glaze of ice, gusts up to 40 mph.
Issued December 21
Ended December 22, 2025
Moderate
Ended Up to 2 inches of snow.
Issued December 11
Ended December 12, 2025
Severe
Ended 2 to 5 inches of snow, with isolated amounts approaching 7 inches along and east of the Interstate 15 corridor.
Issued December 11
Ended December 13, 2025
Moderate
Ended 2 to 4 inches of snow on Marias Pass, and up to 7 inches at ridge tops.
Issued December 9
Ended December 10, 2025
Moderate
Ended 2 to 5 inches of snow, gusts up to 40 mph.
Issued November 30
Ended December 3, 2025
Moderate
Montana