Winter Storm Warning Onalaska, Wisconsin

Winter alerts in Onalaska, newest first, in effect or ended
Alert	State	Severity	Places
Winter Weather AdvisoryEnded Up to a quarter of an inch of ice. Issued April 1 Ended April 2, 2026	Wisconsin	Moderate	89 places Onalaska La Crosse Holmen Sparta Tomah West Salem Richland Center Viroqua Mauston French Island and 79 more
Winter Weather AdvisoryEnded Gusts up to 45 mph. Issued March 16 Ended March 16, 2026	Wisconsin	Moderate	144 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 134 more
Blizzard WarningEnded Another 5 to 11 inches of snow, gusts up to 50 mph. Issued March 14 Ended March 16, 2026	Wisconsin	Severe	92 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 82 more
Winter Storm WarningEnded 6 to 9 inches of snow, gusts up to 50 mph. Issued March 13 Ended March 15, 2026	Wisconsin	Severe	92 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 82 more
Winter Weather AdvisoryEnded 1 to 4 inches of snow. Issued February 27 Ended February 28, 2026	Wisconsin	Moderate	100 places Onalaska La Crosse Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua Mauston and 90 more
Winter Weather AdvisoryEnded Mixed precipitation resulting in a glaze of ice on roadways. Issued February 24 Ended February 24, 2026	Wisconsin	Moderate	42 places Onalaska La Crosse Holmen West Salem Viroqua French Island Arcadia Mondovi Westby Brice Prairie and 32 more
Winter Storm WarningEnded Another 5 to 7 inches of snow, gusts up to 40 mph. Issued February 19 Ended February 20, 2026	Wisconsin	Severe	34 places Onalaska La Crosse Holmen Sparta Tomah West Salem Viroqua French Island Westby Brice Prairie and 24 more
Winter Weather AdvisoryEnded Snow with total accumulations between 2 and 5 inches. Issued February 19 Ended February 20, 2026	Wisconsin	Moderate	127 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 117 more
Cold Weather AdvisoryEnded Very cold wind chills as low as 25 to 35 below expected. Issued January 25 Ended January 26, 2026	Wisconsin	Moderate	144 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 134 more
Cold Weather AdvisoryEnded Wind chills as low as 50 below zero, wind chills as low as 34 below zero. Issued January 22 Ended January 24, 2026	Wisconsin	Moderate	144 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 134 more
Extreme Cold WarningEnded Wind chills as low as 45 below zero, wind chills as low as 35 below zero. Issued January 21 Ended January 23, 2026	Wisconsin	Severe	144 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 134 more
Extreme Cold WatchEnded Wind chills as low as 35 below zero. Issued January 20 Ended January 22, 2026	Wisconsin	Severe	144 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 134 more
Cold Weather AdvisoryEnded Wind chills as low as 32 below zero. Issued January 17 Ended January 20, 2026	Wisconsin	Moderate	144 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 134 more
Winter Weather AdvisoryEnded Around a light glaze of ice. Issued January 4 Ended January 5, 2026	Wisconsin	Moderate	92 places Onalaska La Crosse Holmen Sparta Tomah West Salem Medford Mauston French Island Arcadia and 82 more
Winter Weather AdvisoryEnded Gusts up to 45 mph. Issued December 27 Ended December 29, 2025	Wisconsin	Moderate	144 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 134 more
Winter Storm WatchEnded 3 to 5 inches of snow possible, gusts up to 45 mph. Issued December 27 Ended December 27, 2025	Wisconsin	Severe	92 places Onalaska La Crosse Holmen Sparta Tomah West Salem Medford Mauston French Island Arcadia and 82 more
Winter Weather AdvisoryEnded Mixed precipitation. Issued December 22 Ended December 22, 2025	Wisconsin	Moderate	104 places Onalaska La Crosse Holmen Sparta Tomah West Salem Viroqua Medford Mauston French Island and 94 more
Winter Weather AdvisoryEnded Gusts up to 45 mph. Issued December 18 Ended December 19, 2025	Wisconsin	Moderate	144 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 134 more
Cold Weather AdvisoryEnded Wind chills as low as 32 below zero. Issued December 11 Ended December 14, 2025	Wisconsin	Moderate	144 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 134 more
Winter Weather AdvisoryEnded 1 to 4 inches of snow. Issued December 8 Ended December 10, 2025	Wisconsin	Moderate	122 places Onalaska La Crosse Platteville Holmen Sparta Tomah Prairie du Chien West Salem Richland Center Viroqua and 112 more