7:45 P.M. - Significant flash flooding possible in North Central LaSalle. A Flash Flood Warning is in effect until 10:45 p.m.

Most of the Chicago area is at a “slight” risk of severe weather, with a severe thunderstorm watch issued Monday. Here's how ...

According to the National Weather Service, tornadoes are possible along with isolated hail up to quarter-size.

The stormy weather comes as heat and humidity was expected to peak this afternoon, with "feels-like" temperatures close to ...

A high wind warning officially takes effect for the Chicago area at 7 a.m., remaining in place until 12 p.m., when another wind advisory will be in place until 5 p.m. this afternoon.

CBS News Chicago CBS News Chicago Temps will continue to fall as the chilly northwest wind pulls in a colder air mass. Friday morning's wind chill values will be below zero in most places.

A Wind Chill Advisory is in effect Thursday 11:00 p.m. to Friday 10:00 a.m. Counties include Cook, DuPage, Grundy, Kane, Kendall , LaSalle, Lake, McHenry and Will.

A cold weather advisory is in effect until 11 a.m. for wind chills of minus 15 to minus 25 degrees Monday morning. Conditions won't improve much for the afternoon with a high of 11 degrees.

Wind chills as low as minus 30 degrees will hit Chicago through Tuesday night, the weather service predicted. The area is under a wind chill advisory until 9 a.m. Wednesday.