After snowy weekend, Chicago expected to receive up to another four inches of snow on Monday during evening rush hour.

A cold front is rolling through Wednesday evening, bringing with it wind chills that will make it feel like 15 to 20 degrees below zero. The city has opened more than 200 warming centers across Chicago for people looking to take a break from the harsh winter weather.

Over 500 flights were canceled at Chicago airports on Saturday morning as a winter storm bringing up to 10 inches of snow moves into the area.

Dangerously cold temperatures are expected overnight with skies becoming partly cloudy. Low temperatures will fall to near zero degrees for most of northern Illinois, and a few of our usual cold spots may dip a few degrees below zero.

A winter storm is hitting the Midwest with snow and wintry conditions, causing travel issues for many who were looking to get home following Thanksgiving. At least 450 flights had been canceled around the United States as of 7 a.m. ET, with the biggest impacts at Chicago's O’Hare Airport, according to FlightAware, a flight-data tracker.

The FAA has instituted a ground stop at Chicago’s O’Hare International Airport due to inclement weather Wednesday night.

O'Hare saw 8.4 inches of snow on Saturday, making it the snowiest November day in Chicago's recorded history, according to the NWS. Wadsworth saw 11 inches of snow; Hoffman Estates, Palatine, Skokie and Valparaiso, Indiana had snow totals near 10 inches.