Northern Illinois remains in wind chill warning Sunday; cold temps to continue

Northern Illinois is still under a wind chill warning to start Sunday, according to the National Weather Service, and the bitterly cold temperatures will remain until at least Wednesday.

Residents should expect wind chills as low as 10 degrees to 30 degrees below zero. Exposed skin could become frostbitten in as little as 30 minutes. Those who have to be outside are urged to wear hats and cloves, layers and cover exposed skin.

The wind chill warning that goes through noon Monday covers Cook, DuPage, Lake, McHenry, DeKalb, Kane, Kendall, Will, Grundy, La Salle counties. After that, the region is under a wind chill advisory from noon Monday through 9 a.m. Wednesday.

For Bureau, Lee, Ogle, Whiteside and Carroll counties, the wind chill warning is through noon Tuesday.

Drifting and blowing snow made some roads impassible Saturday evening, with vehicles stuck in ditches and the Illinois Department of Transportation warning residents to avoid unnecessary travel.