Chicago weather: Extreme Heat Warning in effect for entire area

ABC7 Chicago / by Stephanie Wade / June 30, 2026

CHICAGO (WLS) -- Extreme heat continues to blanket the Chicago area Tuesday.

The National Weather Service has issued an Extreme Heat Warning for the entire Chicago area, which will remain until midnight Friday.

For Tuesday, high temperatures are forecast in the upper 90s with heat index values between 103-108 degrees. View More Here.