A line of fast-moving storms prompted severe thunderstorm warnings in the Chicago area and ground stops at O'Hare and Midway ...

More than 9,000 people in northeast Illinois and northwest Indiana remained without power Friday morning after severe ...

Extreme heat is blanketing the Chicago area with heat index readings expected to be up to 110. There was also a Severe ...

The Illinois Environmental Protection Agency has issued an Air Pollution Action Day for Tuesday, July 15. Here's what to know ...

A dangerous heat wave has descended on Chicagoland this week, with extreme heat and humidity to persist through Thursday.

Chicago is heading into a hotter-than-usual summer, with experts predicting a 60% chance of above-normal temperatures and ...

A Flood Watch is in effect for Cook, DeKalb, DuPage, Kane, Kendall, McHenry and Will counties until 7 a.m. Friday. Severe Thunderstorm Warnings were in effect for some counties in the area, but ...

An air quality alert was issued Thursday by the National Weather Service for the entire Chicago area through Friday night. Deemed an "air pollution action day," the weather service noted an alert ...

A stationary thunderstorm produced localized flash flooding in west-central Chicago on the evening of July 8. The worst of the flooding occurred west of I-90 and along I-290, where 2-6 inches of ...

National Weather Service officials are expecting scattered showers and thunderstorms Friday morning in Chicago and parts of northwest Indiana. While officials said the risk of severe weather and ...

The Chicago Park District updates swim conditions each day on its website at 11 a.m. based on weather and surf conditions, and around 1:30 pm based on water quality conditions.