It was a clean sweep Thursday! Temperatures reached 90 degrees at all three major observation sites: O’Hare International ...

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

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 ...

Chicago heat wave, which took place 30 years ago this week, remains the Chicago area's deadliest weather disaster.

A historic, deadly heat wave affected much of the Midwest and specifically Chicago in July of 1995. Over 700 deaths were ...

A sweltering heat wave will bring dangerously hot conditions to the entire Chicago area this week, the NBC 5 Storm Team said.

CHICAGO—Cheryl Johnson was watching the news during the worst heat wave in her city’s history when she learned that a man she ...

Illinois' number one music festival is set to take over Chicago's Grant Park this weekend, with Lollapalooza's star-studded ...

Chicago dives into a hot summer, posing a risk for outdoor workers and people spending time outside during the heat wave.

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