Winter Storm Warning Rock Valley, Iowa

Winter alerts in Rock Valley, newest first, in effect or ended
Alert	State	Severity	Places
Extreme Cold WarningEnded Wind chills as low as 38 below zero. Issued January 22 Ended January 23, 2026	Iowa	Severe	104 places Rock Valley Sioux City Spencer Storm Lake Le Mars Sioux Center Orange City Sheldon Spirit Lake Cherokee and 94 more