Fourth of July is less than two weeks away. Will the heat wave be over by then? Here's the forecast for Illinois.

The heat index reached 106 Saturday and an extreme heat warning is in effect until Monday, according to the National Weather ...

A total of 60 opioid overdoses were reported Friday and Saturday — including more than 37 on Saturday alone — triggering the ...

The rare June heat wave broke about 20 records Sunday and is expected to break more Monday. According to The Weather Channel, ...

St. Louis, Chicago and Des Moines were among the cities that saw heat indexes hit triple digits on Saturday, with the East ...

Cities across the eastern and central United States are bracing for more days of extreme temperatures as a unusual June heat ...

About 33 million people, almost 10% of the country, will feel blistering 100-degree heat on June 24, meteorologist Ryan Maue ...

Record-breaking heat indices — a combination of temperatures and humidity to determine how heat really feels to the body — are possible from Kansas City to Maine.

Widespread 90s, even perhaps a few 100s, will bake much of the eastern two-thirds of the country in a dangerous heat wave.

People experiencing homelessness are particularly vulnerable to the health ramifications of extreme heat, which is worsening ...

For several days, the Chicago area has been gripped by scorching temperatures and suffocating humidity, but is relief finally ...