Potentially dangerous heat is expected to impact the Chicago area on Monday. The National Weather Service issued a Heat Advisory for Boone, Cook, DeKalb, Will, Grundy, Kane, Kankakee, Kendall, LaSalle ...

Forecasters warn of 100- to 105-degree heat index values through Tuesday, with potential storms offering limited relief.

Another day of storms has prompted a ground stop at O'Hare International Airport. There was no rain falling in downtown ...

The National Weather Service has issued a heat advisory for the entire Chicago area ahead of more hot and humid conditions.