Winter Storm Warning Illinois

Winter alerts in Illinois, newest first, in effect or ended
Alert	State	Severity	Places
Winter Weather AdvisoryEnded Gusts up to 40 mph. Issued March 16 Ended March 17, 2026	Illinois	Moderate	174 places Moline Rock Island Freeport East Moline Macomb Sterling Kewanee Monmouth Rock Falls Silvis and 164 more
Winter Weather AdvisoryEnded Gusts up to 55 mph. Issued March 15 Ended March 16, 2026	Illinois	Moderate	47 places Quincy Pittsfield Mount Sterling Barry Camp Point Griggsville Payson Pleasant Hill Mendon Golden and 37 more
Winter Weather AdvisoryEnded 1 to 3 inches of snow, gusts up to 55 mph. Issued March 15 Ended March 16, 2026	Illinois	Moderate	27 places Macomb Hamilton Bushnell Carthage Warsaw La Harpe Colchester Nauvoo Dallas City Blandinsville and 17 more
Winter Weather AdvisoryEnded Gusts up to 50 mph. Issued March 15 Ended March 17, 2026	Illinois	Moderate	162 places Peoria Bloomington Normal Pekin Galesburg East Peoria Morton Washington Lincoln Canton and 152 more
Winter Weather AdvisoryEnded 1 to 3 inches of snow, gusts up to 45 mph. Issued March 15 Ended March 17, 2026	Illinois	Moderate	494 places Chicago Aurora Joliet Naperville Rockford Elgin Waukegan Cicero Schaumburg Evanston and 484 more
Winter Weather AdvisoryEnded Up to one inch of snow with a localized area of 2 to 4 inches possible. Issued March 1 Ended March 2, 2026	Illinois	Moderate	122 places Quincy Granite City Edwardsville Alton Collinsville Godfrey Glen Carbon Troy Wood River Highland and 112 more
Winter Weather AdvisoryEnded 3 to 5 inches of snow, gusts up to 35 mph. Issued February 19 Ended February 20, 2026	Illinois	Moderate	12 places Galena Stockton East Dubuque The Galena Territory Warren Hanover Elizabeth Apple Canyon Lake Scales Mound Apple River and 2 more
Winter Weather AdvisoryEnded Could locally exceed 4 inches of snow, particularly near the Indiana state line. Issued January 30 Ended January 31, 2026	Illinois	Moderate	10 places Crete University Park Monee Beecher Peotone Willowbrook Plum Valley Eagle Lake Goodenow Andres
Winter Weather AdvisoryEnded Could locally exceed 5 inches of snow, particularly near the lake. Issued January 30 Ended January 31, 2026	Illinois	Moderate	29 places Schaumburg Evanston Arlington Heights Palatine Skokie Des Plaines Mount Prospect Hoffman Estates Glenview Park Ridge and 19 more
Winter Weather AdvisoryEnded 2 to 3 inches of snow, within a few hour period, locally in excess of 6 inches of snow possible, mainly near Lake Michigan. Issued January 29 Ended January 30, 2026	Illinois	Moderate	205 places Chicago Naperville Waukegan Cicero Schaumburg Evanston Arlington Heights Palatine Skokie Des Plaines and 195 more
Winter Weather AdvisoryEnded 2 to 6 inches of snow, highest within a few miles of the lakeshore. Issued January 24 Ended January 25, 2026	Illinois	Moderate	365 places Chicago Joliet Naperville Waukegan Cicero Schaumburg Evanston Arlington Heights Bolingbrook Palatine and 355 more
Winter Weather AdvisoryEnded 2 to 4 inches of snow. Issued January 23 Ended January 25, 2026	Illinois	Moderate	42 places Macomb Monmouth Hamilton Bushnell Carthage Warsaw La Harpe Oquawka Colchester Nauvoo and 32 more
Winter Weather AdvisoryEnded 3 to 5 inches of snow. Issued January 23 Ended January 25, 2026	Illinois	Moderate	138 places Peoria Bloomington Normal Pekin Galesburg East Peoria Morton Washington Canton Chillicothe and 128 more
Winter Weather AdvisoryEnded 3 to 6 inches of snow. Issued January 23 Ended January 25, 2026	Illinois	Moderate	29 places Quincy Mount Sterling Camp Point Payson Mendon Golden Clayton Ursa Liberty Versailles and 19 more
Winter Weather AdvisoryEnded A light glaze of ice, may exceed 5 inches of snow in the Winter Storm Watch area with the greater totals most likely near the Arkansas and Tennessee border in southeast Missouri and western Kentucky. Issued January 21 Ended January 21, 2026	Illinois	Moderate	35 places Metropolis Anna Cairo Jonesboro Vienna Cobden Goreville Rosiclare Brookport Mounds and 25 more
Winter Weather AdvisoryEnded Gusts up to 45 mph. Issued January 21 Ended January 22, 2026	Illinois	Moderate	32 places Freeport Galena Savanna Lena Stockton Thomson East Dubuque Lanark The Galena Territory Mount Carroll and 22 more
Winter Weather AdvisoryEnded 2 to 5 inches of snow, highest near the Wisconsin-Illinois state line. Issued January 20 Ended January 21, 2026	Illinois	Moderate	282 places Chicago Aurora Naperville Rockford Elgin Waukegan Cicero Schaumburg Evanston Arlington Heights and 272 more
Winter Weather AdvisoryEnded 2 to 4 inches of snow, with locally higher amounts possible. Issued January 20 Ended January 21, 2026	Illinois	Moderate	32 places Freeport Galena Savanna Lena Stockton Thomson East Dubuque Lanark The Galena Territory Mount Carroll and 22 more
Winter Weather AdvisoryEnded Gusts up to 55 mph. Issued December 28 Ended December 29, 2025	Illinois	Moderate	199 places Aurora Rockford Elgin Waukegan Schaumburg Evanston Arlington Heights Palatine Skokie Des Plaines and 189 more
Winter Weather AdvisoryEnded 1 to 3 inches of snow north of Highway 30 and an inch or less to the south. Issued December 28 Ended December 29, 2025	Illinois	Moderate	32 places Freeport Galena Savanna Lena Stockton Thomson East Dubuque Lanark The Galena Territory Mount Carroll and 22 more