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

Chicagoans can expect intense heat compounded by muggy humidity for the next several days. The National Weather Service has ...

The heat wave caused disruptions to public transport across the Northeast. Amtrak said it will be forced to slow train speeds ...

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

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

Edward Boyle, lab technician, and Sophie Gomez, founder, pose for a portrait at Constant Agitation Film Lab, 3501 W. Armitage ...

A sweltering heat wave across the Chicago area continues for a third straight day Monday, with temperatures that feel as high ...

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

A Midwest heat dome is driving high temperatures and high humidity that will push the Chicago heat index into the triple ...

Saturday set a new highest minimum temperature for June 21 in Chicago. Humidity levels are making it feel well over 100 ...

As Chicago faced its first heat wave of the summer season, animals at the Lincoln Park Zoo beat the heat with some cool ...

Scorching temperatures and high humidity are a bad combo, especially when that's the forecast for three days in a row, making ...