Temperatures are expected to climb into the mid-90s Tuesday and Wednesday with heat index values around 105 degrees or higher ...

Here’s a look back at what happened in the Chicago area on June 30, according to the Tribune’s archives. Is an important ...

A day-by-day breakdown of where dangerous heat is expected through the Fourth of July weekend. By Nazaneen Ghaffar Judson Jones and Erin McCann Weather team The heat index at Chicago O’Hare ...

The season’s first significant heat wave is officially underway as peak high temperatures reached the low 90s at both major airports and along the lakefront making this the hottest official readings ...

Chicago officials and medical professionals are warning residents about the dangers of extreme heat, emphasizing the ...

Heat index temperatures will soar into the triple-digits in host cities such as Boston, Philadelphia and Kansas City, that ...

The combo of heat and humidity is going to lead to heat index values around 100 to 110 degrees Tuesday through Thursday. This ...

CHICAGO — The temperature was sweltering. The wind was ripping straight out to the bleachers. The starting pitchers seemed ...

Millions of people will have to brace themselves for an exceptionally hot July Fourth week as a large swath of the eastern ...

The Chicago area is under an Extreme Heat Warning starting Monday at 12 p.m. and lasting through July 1, as a dangerous heat ...

The National Weather Service has issued an extreme heat warning that will remain in effect through Wednesday evening. The ...

The Chicago area is set to see its hottest weather of the season this week, but which parts of the region will be most ...