Snow developed during the late afternoon and early evening of January 25th and continued into the morning of January 26th for most of northern Illinois.  The snow lingered across far northeast Illinois through late afternoon on January 26th.  A narrow band of heavy snow fell from Dixon to De Kalb to Elgin to Highland Park.  North of this band, 3 to 5 inches of snow fell.  South of this band, 3 to 5 inches of snow fell to about Interstate 80.  South of Interstate 80, 1 to 2 inches of snow was reported along with ice accumulations up to one tenth of an inch as freezing rain also occurred across parts of east central Illinois.
Storm total snowfall in the band of heavy snow included 8.2 inches near Elburn and near Buffalo Grove; 8.0 inches in Evanston; 7.6 inches in Roselle; 7.5 inches in De Kalb; 7.3 inches in Palatine; 7.3 inches near Lake Zurich, 7.0 inches near Schaumburg and near Wayne; 6.8 inches near St. Charles; 6.7 inches near Oak Park; 6.5 inches near Dixon; 6.3 inches near Forest Park and 6.2 inches near Highwood.  Chicago O'Hare Airport measured 6.0 inches.  Rockford Airport measured 2.9 inches.

Winter Storm in LEE, ILLINOIS
From 25-JAN-21 15:00:00 to 26-JAN-21 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Winter Storm in DE KALB, ILLINOIS
From 25-JAN-21 16:00:00 to 26-JAN-21 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Winter Storm in LAKE, ILLINOIS
From 25-JAN-21 21:00:00 to 26-JAN-21 15:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Winter Storm in KANE, ILLINOIS
From 25-JAN-21 16:30:00 to 26-JAN-21 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Winter Storm in DU PAGE, ILLINOIS
From 25-JAN-21 16:30:00 to 26-JAN-21 15:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Winter Storm in NORTHERN COOK COUNTY, ILLINOIS
From 25-JAN-21 16:30:00 to 26-JAN-21 17:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Winter Storm in CENTRAL COOK COUNTY, ILLINOIS
From 25-JAN-21 16:30:00 to 26-JAN-21 17:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Winter Weather in WINNEBAGO, ILLINOIS
From 25-JAN-21 20:00:00 to 26-JAN-21 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in BOONE, ILLINOIS
From 25-JAN-21 20:30:00 to 26-JAN-21 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in OGLE, ILLINOIS
From 25-JAN-21 15:00:00 to 26-JAN-21 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in MCHENRY, ILLINOIS
From 25-JAN-21 21:00:00 to 26-JAN-21 12:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in KENDALL, ILLINOIS
From 25-JAN-21 16:00:00 to 26-JAN-21 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in GRUNDY, ILLINOIS
From 25-JAN-21 17:30:00 to 26-JAN-21 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in SOUTHERN WILL COUNTY, ILLINOIS
From 25-JAN-21 16:00:00 to 26-JAN-21 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in EASTERN WILL COUNTY, ILLINOIS
From 25-JAN-21 16:00:00 to 26-JAN-21 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in NORTHERN WILL COUNTY, ILLINOIS
From 25-JAN-21 16:00:00 to 26-JAN-21 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in LA SALLE, ILLINOIS
From 25-JAN-21 15:00:00 to 26-JAN-21 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in LIVINGSTON, ILLINOIS
From 25-JAN-21 17:30:00 to 26-JAN-21 07:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in KANKAKEE, ILLINOIS
From 25-JAN-21 18:00:00 to 26-JAN-21 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in FORD, ILLINOIS
From 25-JAN-21 17:00:00 to 26-JAN-21 07:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in IROQUOIS, ILLINOIS
From 25-JAN-21 17:30:00 to 26-JAN-21 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Winter Weather in SOUTHERN COOK COUNTY, ILLINOIS
From 25-JAN-21 16:30:00 to 26-JAN-21 18:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter