Dr. Trevor Lewis, chair of emergency medicine at Cook County Health, advised that anyone going out in extreme heat should ...

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

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

Chicago's in for a scorcher. An Extreme Heat Watch is in effect Wednesday through Thursday. Here's how to stay safe.

Dumb Things In The Big Bang Theory That Everyone Ignores Delta flight was traveling 60 mph down runway when AeroMéxico plane ...

As residents of Chicago's Northwest Side recovered from the sweltering heat, a round of storms Thursday caused a ground stop at O'Hare and Midway airports.

Rising dew point temperatures will increase humidity Tuesday evening, with a heat advisory going into effect Wednesday.

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

Firefighters rushed to contain a rapidly spreading brush fire that broke out Wednesday afternoon in southwestern San ...

A powerful line of thunderstorms brought down tree limbs and power lines and provided a temporary reprieve of high ...

The National Weather Service issued Extreme Heat Watches and Flood Advisories throughout Illinois. Here's the forecast.