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

As wildfires continue to rage in western Canada, the Environmental Protection Agency issued its first alert of the year for ...

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

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

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

An air quality alert has been extended for the Chicago area as "unhealthy" levels are expected to continue into the start of ...

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

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

CHICAGO - Showers will continue this evening for areas near and southeast of I-55. Rain is expected to taper off tonight, and ...

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

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