Officials issued an air quality advisory for counties in southwest Michigan as Canadian wildfires burn. Here's what the air quality index shows.

Ottawa's Air Quality Health Index isn't expected to reach the highs of 2023, but residents could still see a haze of smoke this week that forces some to change plans.

Smoke from wildfires burning in northern Ontario and the Prairies of Canada caused poor air quality and reduced visibility in major cities including Toronto, Ottawa and Montreal on Friday.