Past winter alerts in May 2026

53 alert pages. Every alert keeps its page after it ends.

Past winter alerts, newest first
Alert	State	Severity	Places
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 Snow. Issued May 30 Ended May 30, 2026	Alaska	Moderate	2 places Eureka Roadhouse Lake Louise
Snow Squall WarningEnded Intense bursts of heavy snow. Issued May 21 Ended May 21, 2026	Wyoming	Severe	2 places Elk Mountain Arlington
Winter Weather AdvisoryEnded 5 to 10 inches of snow, gusts up to 30 mph. Issued May 20 Ended May 21, 2026	Montana	Moderate
Winter Weather AdvisoryEnded 5 to 10 inches of snow, gusts up to 30 mph. Issued May 20 Ended May 21, 2026	Wyoming	Moderate	1 place Story
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
Blizzard WarningEnded Another 2 to 6 inches of snow, gusts up to 50 mph. Issued May 18 Ended May 18, 2026	Wyoming	Severe	2 places Elk Mountain Arlington
Winter Storm WarningEnded 8 to 18 inches of snow. Issued May 17 Ended May 18, 2026	Colorado	Severe
Winter Weather AdvisoryEnded Up to 0.01 inches of ice. Issued May 17 Ended May 18, 2026	Alaska	Moderate	8 places Savoonga Gambell Shishmaref Brevig Mission Teller Wales Diomede Port Clarence
Winter Weather AdvisoryEnded 3 to 15 inches of snow, gusts up to 45 mph. Issued May 17 Ended May 18, 2026	Colorado	Moderate	40 places Estes Park Breckenridge Frisco Nederland Fraser Keystone Dillon Floyd Hill Winter Park Pine Brook Hill and 30 more
Winter Weather AdvisoryEnded 6 to 12 inches of snow, with lower amounts on the western side of the range, gusts up to 55 mph. Issued May 17 Ended May 18, 2026	Wyoming	Moderate	14 places Laramie Douglas Glenrock Rolling Hills Baggs Medicine Bow Rock River Elk Mountain Whiting Dixon and 4 more
Winter Storm WarningEnded 10 to 20 inches of snow expected. Issued May 17 Ended May 18, 2026	Wyoming	Severe	11 places Rawlins Hanna Sinclair Centennial Elk Mountain Woods Landing-Jelm Esterbrook Arlington Ryan Park Albany and 1 more
Winter Weather AdvisoryEnded 6 to 12 inches of snow, gusts up to 40 mph. Issued May 16 Ended May 18, 2026	Colorado	Moderate
Winter Weather AdvisoryEnded 6 to 12 inches of snow, gusts up to 40 mph. Issued May 16 Ended May 18, 2026	Utah	Moderate	3 places Manila Dutch John Flaming Gorge
Winter Weather AdvisoryEnded 3 to 6 inches of snow. Issued May 16 Ended May 18, 2026	Wyoming	Moderate	45 places Rock Springs Green River Riverton Cody Lander Buffalo Thermopolis North Rock Springs Kemmerer Fort Washakie and 35 more
Winter Storm WarningEnded 8 to 16 inches of snow possible, gusts up to 50 mph. Issued May 16 Ended May 18, 2026	Wyoming	Severe	4 places Casper Mountain Bairoil Jeffrey City Alcova
Winter Weather AdvisoryEnded Up to 4 inches of snow, gusts up to 35 mph. Issued May 16 Ended May 18, 2026	Montana	Moderate	8 places Red Lodge Roberts Fox Bearcreek Fishtail Nye Luther Roscoe
Winter Weather AdvisoryEnded Up to 4 inches of snow, gusts up to 35 mph. Issued May 16 Ended May 18, 2026	Wyoming	Moderate	1 place Story
Winter Weather AdvisoryEnded 6 to 12 inches of snow for the Western Uinta Mountains and 2 to 5 inches for southwest Wyoming. Issued May 16 Ended May 18, 2026	Utah	Moderate	4 places Heber Timber Lakes Independence Samak
Winter Weather AdvisoryEnded 6 to 12 inches of snow for the Western Uinta Mountains and 2 to 5 inches for southwest Wyoming. Issued May 16 Ended May 18, 2026	Wyoming	Moderate	9 places Evanston Lyman Mountain View Bear River Fort Bridger Urie Robertson Lonetree Carter