Extreme heat is considered the deadliest weather-related hazard in the U.S., according to the Fifth National Climate ...

Cook County Crime Stoppers is offering a reward of up to $1,000 for information leading to the arrest of the driver involved ...

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

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

Scattered storms and cloud cover may hold today’s heat in check, with cooler, more comfortable weather expected later this week just in time for Lollapalooza.

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

At 4:07 p.m. EDT on Sunday, the National Weather Service released an updated severe thunderstorm warning in effect until 4:30 ...

This heat wave continues to stick around and it's expected to last through the the middle of the week. Temperatures will be ...

A public health researcher explains the signs someone is developing heat exhaustion or heat stroke, and what to do.