Hazy skies from fires are reminiscent of 2023 when Chicago was the second-most-polluted major city in the country.

Wildfires are still raging in Canada, where there have been dozens of active fires, and over 33,000 people have been forced ...

Another large fire exacerbated by climate change is threatening the health of Chicagoans. Government officials issued an air ...

Smoke coming in from Canadian wildfires settled over Chicago, causing unhealthy air quality conditions for at-risk groups.

CHICAGO (WLS) -- An Air Quality Alert remains in effect Friday due to smoke from Canadian wildfires. The alert remains in effect for the area until midnight Friday. ABC7 Accuweather Meteorologist ...

An air quality alert is in effect until midnight Thursday for the Chicago area as Canadian wildfires continue.

Smoke from Canadian wildfires continues to plague the Upper Midwest and Great Lakes region, with multiple states under air ...

An air quality alert remains in effect for the entire Chicago area, with another "Air Pollution Action Day" alert declared as ...

Chicago’s air took a hit overnight as smoke from more than 100 Canadian wildfires drifted into the city, pushing the air ...

Smoke from Canadian wildfires triggered an air quality alert Thursday across northeast Illinois, meaning conditions are ...

Smoke from wildfires in Canada moved into the Chicago area Friday evening. Doctors are warning people about the potential ...

Illinois environmental officials are warning residents about air quality concerns as wildfire smoke from Canada persists in ...