An arctic cold front moved across northern Illinois during the late morning and afternoon of December 22nd.  Temperatures were in the lower to middle 30s ahead of the front and fell into the single digits within hours after the cold front passed.  Low temperatures by the morning of December 23rd ranged from 5 below to 12 below zero.  High temperatures on December 23rd remained in the low single digits below zero.  Winds gusted as high as 55 mph through the morning of December 23rd and continued gusting to 40 mph through the evening of December 23rd.  The combination of strong winds and sub zero temperatures produced wind chills between 30 below and 42 below zero.  While temperatures slowly warmed to near zero by the morning of December 24th, winds continued gusting to 35 mph.  Wind chills finally warmed above 20 below zero by the late morning of December 24th.

Extreme Cold/Wind Chill in WINNEBAGO, ILLINOIS
From 22-DEC-22 16:00:00 to 24-DEC-22 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Extreme Cold/Wind Chill in CENTRAL COOK COUNTY, ILLINOIS
From 23-DEC-22 00:00:00 to 24-DEC-22 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Extreme Cold/Wind Chill in SOUTHERN COOK COUNTY, ILLINOIS
From 23-DEC-22 00:00:00 to 24-DEC-22 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in NORTHERN WILL COUNTY, ILLINOIS
From 22-DEC-22 21:00:00 to 24-DEC-22 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in LAKE, ILLINOIS
From 22-DEC-22 21:00:00 to 24-DEC-22 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Extreme Cold/Wind Chill in OGLE, ILLINOIS
From 22-DEC-22 20:00:00 to 24-DEC-22 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in LEE, ILLINOIS
From 22-DEC-22 20:00:00 to 24-DEC-22 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in LA SALLE, ILLINOIS
From 22-DEC-22 20:00:00 to 24-DEC-22 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in KENDALL, ILLINOIS
From 22-DEC-22 20:00:00 to 24-DEC-22 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Extreme Cold/Wind Chill in GRUNDY, ILLINOIS
From 22-DEC-22 20:00:00 to 24-DEC-22 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in KANKAKEE, ILLINOIS
From 22-DEC-22 22:00:00 to 24-DEC-22 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in NORTHERN COOK COUNTY, ILLINOIS
From 23-DEC-22 00:00:00 to 24-DEC-22 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Extreme Cold/Wind Chill in DU PAGE, ILLINOIS
From 22-DEC-22 21:00:00 to 24-DEC-22 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Extreme Cold/Wind Chill in EASTERN WILL COUNTY, ILLINOIS
From 23-DEC-22 00:00:00 to 24-DEC-22 08:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in SOUTHERN WILL COUNTY, ILLINOIS
From 22-DEC-22 22:00:00 to 24-DEC-22 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in MCHENRY, ILLINOIS
From 22-DEC-22 16:00:00 to 24-DEC-22 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Extreme Cold/Wind Chill in BOONE, ILLINOIS
From 22-DEC-22 16:00:00 to 24-DEC-22 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Extreme Cold/Wind Chill in DE KALB, ILLINOIS
From 22-DEC-22 19:00:00 to 24-DEC-22 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in KANE, ILLINOIS
From 22-DEC-22 19:00:00 to 24-DEC-22 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Extreme Cold/Wind Chill in FORD, ILLINOIS
From 22-DEC-22 20:00:00 to 24-DEC-22 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in IROQUOIS, ILLINOIS
From 22-DEC-22 21:00:00 to 24-DEC-22 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Extreme Cold/Wind Chill in LIVINGSTON, ILLINOIS
From 22-DEC-22 20:00:00 to 24-DEC-22 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS