Chicago’s heat streak continues with a possible round of late-day storms today, before a brief cooldown and then another warm-up next week.

Air quality in the Chicago area remains poor for the third straight day in a row, with an air quality alert in effect through Wednesday night, along with extremely muggy conditions and the chance for ...

Severe storms threaten Chicago, Milwaukee, and Denver on Wednesday as a clash of air masses brings the risk of damaging winds, hail, flash flooding, and even isolated tornadoes. The wet weather is ...

The City Council is set to vote on $35.6 million in legal settlements, most of which stem from alleged police misconduct ...

CHICAGO (WLS) -- An air quality alert was issued by the National Weather Service for the Chicago area. Chopper 7 captured as ...

Port Chicago Weekend marking a dark chapter in U.S. history. Interview with 2 men about the deadly 1944 explosion, the injustice against surviving sailors, and the weekend of events happening across ...

Sensitive groups are advised to stay indoors and limit outdoor activities as pollution and ozone levels spike to unhealthy ...

WEDNESDAY: Sunshine through building summertime cumulus clouds. Turning breezy, hot and humid. Growing prospects for scattered thunderstorms late in the afternoon/early evening. Some storms may be ...

Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

As smoke from Canadian wildfires worsens air quality in Illinois, Dr. Brady Scott from Rush University explains how it ...

The Indiana Department of Environmental Management said Northwest Indiana’s ozone levels are expected to be unhealthy for ...

Today is warm with an air quality alert in effect. Sensitive groups should take it easy again as we have elevated ozone ...