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

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

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

A Chicago Air Quality Alert has been extended through Friday as smoke from Canada wildfires has pushed the AQI into unhealthy ...

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

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

As of early Thursday, the air quality for much of northeast Illinois, including multiple suburbs to the north and some to the ...

An Air Pollution Action Day was called Wednesday morning for the Chicago area and is in effect until midnight, weather ...

Canadian wildfires brought some of the worst air quality in the world to Chicago last week. Since then, the AQI has gotten a ...

The Illinois EPA declared an Air Pollution Action Day in the Chicagoland area. Find out which counties are affected and what ...

The Air Quality Alert issued for Chicagoland has been extended through Friday. Emily Wahls has your weather update!