An Air Quality Alert is active until Thursday night at midnight. People with sensitivities should take precautions.

Monday’s heat advisory is set to expire at 8 p.m. The advisory cautioned heat index values of up to 109 degrees.

After a weekend of scattered storms and warm temperatures, the Chicago area faces a sweltering start to the week with a heat advisory Monday and more chances for storms through midweek before cooler, ...

But before that, the chance for severe weather along with dangerous heat and humidity were in the forecast Monday as part of a "Ring of Fire" weather pattern, with a heat advisory going into effect ...

Temperatures climbed into the low to mid-90s in the afternoon, and it will feel like between 105-109 degrees, ABC7 Chicago ...

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

A Heat Advisory is in effect for the entire Chicago area as high temps and humidity combine to make a heat index well into the triple digits.

Severe thunderstorms could continue into July 29, bringing havoc to morning commutes in Chicago, Milwaukee and Indianapolis.

A heat advisory continued Thursday for much of the Chicago area, with high temperatures in the 90s and peak heat index values between 105 and 110 degrees possible. But incoming showers and storms from ...

CHICAGO (WLS) -- Potentially dangerous heat is expected to impact the Chicago area on Monday. A few storms moved through the Chicago area on Sunday, and some storms are also possible before sunrise on ...