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

Chicago faces an extreme heat watch with temperatures expected to reach mid-90s and heat indexes up to 115 degrees.

Extreme heat blanketed the Chicago area with heat index readings up to 110 on Thursday. Severe storms almost moved through ...

The National Weather Service has issued an Extreme Heat Watch for the entire Chicago area Wednesday and Thursday, when the heat index will feel like triple digits.

The building heat and humidity comes as Chicago's air quality readings early Monday morning were "unhealthy for sensitive ...

A dangerous heat wave has descended on Chicagoland this week, with extreme heat and humidity to persist through Thursday.

Researchers have found that warmer, less dense air lets batted baseballs fly farther — leading to a slight but measurable ...

The heat dome won't dissipate soon. Dangerous heat is expected across parts of the Central and Southeast. through July, the weather service says. High temperatures will reach 100 degrees from Texas to ...

CHICAGO (WLS) -- The Chicago area will go see dangerous temperatures an Extreme Heat Watch Wednesday and Thursday as the heat ...

It’s the hottest time of the year in the United States and another heat dome is about to make millions of people feel every ...

The United States has entered the peak of summer and a new heat dome — sealing in all that hot, humid air — is about to make ...

The NWS added that the city of Chicago in particular will be "stifling" even at night, with heat indices remaining in the 90s ...