A Wind Chill Advisory is in effect for Cook, DeKalb, DuPage, Grundy, Kane, Kankakee, Kendall, LaSalle, Lake (Ill.), McHenry and Will counties until 10 a.m. Friday.
SCHOOL CLOSINGS: Chicago Area Complete List
Wind chills will reach as low as -20, which the National Weather Service says can cause frostbite on exposed skin in as little as 30 minutes.
RELATED: Look back at Chicago’s coldest day on record
The weather has led to a few schools in the area to be closed Friday. For a full list, click here.
The bitter cold comes after another round of snow, with some places getting as much as five inches of snow.
WATCH: Winter surfers ride Lake Michigan waves
Friday will be sunny and temperatures will warm up over the weekend.
Copyright © 2020 WLS-TV. All Rights Reserved.
Source: ABC7 Chicago
