Winter Storm Warning North Sioux City, South Dakota

Winter alerts in North Sioux City, newest first, in effect or ended
Alert	State	Severity	Places
Cold Weather AdvisoryEnded Gusts up to 60 mph, wind chills as low as 29 below zero. Issued March 15 Ended March 16, 2026	South Dakota	Moderate	100 places North Sioux City Sioux Falls Brookings Vermillion Brandon Harrisburg Madison Tea Dakota Dunes Dell Rapids and 90 more
Cold Weather AdvisoryEnded Wind chills as low as 33 below zero. Issued January 25 Ended January 26, 2026	South Dakota	Moderate	197 places North Sioux City Sioux Falls Brookings Mitchell Yankton Huron Vermillion Brandon Harrisburg Madison and 187 more
Cold Weather AdvisoryEnded Wind chills as low as 43 below zero, wind chills as low as 35 below zero. Issued January 23 Ended January 24, 2026	South Dakota	Moderate	197 places North Sioux City Sioux Falls Brookings Mitchell Yankton Huron Vermillion Brandon Harrisburg Madison and 187 more