Active AlertsWest Dundee, IL

What: Dangerously cold wind chills as low as 30 below possible.
Where: Portions of north central and northeast Illinois.
When: From late Thursday night through Friday morning.
Impacts: The dangerously cold wind chills as low as 35 below zero could cause frostbite on exposed skin in as little as 10 minutes.

Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.