Extreme heat is expected to hit the Chicago area again this week, and some felt the sweltering, humid temperatures on Sunday ...

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

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

Electricity demand is surging while supply tightens, raising concerns about grid reliability and energy costs, PJM’s Jason ...

But before that, the chance for severe weather along with dangerous heat and humidity were in the forecast Monday as part of ...

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

A heat advisory has been issued for all of Chicagoland on Wednesday and Thursday as temperatures and humidity spike.

Chicagoans are stepping up to help one another during another heat wave in the city. The temperature reached 94 degrees ...

The 739 deaths in 1995 was the deadliest weather event in Illinois history and redefined Chicago’s emergency response and ...

A dangerous heat wave is expected to scorch Chicago beginning Wednesday. A heat advisory has been issued from 10 a.m.

Stifling heat and humidity will cover the Chicago area from Wednesday morning through Thursday evening, according to ...

After a weekend of scattered storms and warm temperatures, the Chicago area faces a sweltering start to the week with a heat ...