Canadian wildfire smoke is drifiting across Michigan. As of July 31, the entire state is under an advisory for unhealthy air.

Poor air quality caused by Canadian wildfires is expected to persist into Friday in Bloomington-Normal, according to the National Weather Service.

West-central Illinois is under a "moderate" air quality rating as smoke from Canadian wildfires drifts down into the Midwest.

Canadian wildfire smoke continues to foul Michigan's summer air. A statewide Air Quality Advisory for all Michigan counties, initially set to expire July 31, has been extended into Saturday, August 2.

Poor air quality from the Canadian wildfire smoke is impacting everyone across Minnesota, and not just respiratory sensitive ...

We have another round of Canadian wildfire smoke to get through today, but it will also be accompanied by more uncomfortable ...

MyMichigan Health of Midland is sharing some tips to help keep yourself and others safe and healthy during air quality alerts ...

While air quality reached unhealthy levels Wednesday, some Fargo handball players said they weren’t affected and kept playing ...