Winter Storm Warning Olmsted, Illinois

Winter alerts in Olmsted, newest first, in effect or ended
Alert	State	Severity	Places
Extreme Cold WarningEnded Wind chills as low as 15 below zero. Issued January 24 Ended January 27, 2026	Illinois	Severe	141 places Olmsted Carbondale Marion Mount Vernon Herrin Harrisburg West Frankfort Murphysboro Mount Carmel Benton and 131 more