Parts of Canada are seeing some of their most unhealthy air yet, and the smoke is likely to move over the United States again ...

Smoke from the Canadian wildfires continues to bring potentially dangerous air quality to parts of the northern U.S., with ...

An air quality advisory is in effect until 12 a.m., Saturday, June 7, as Michigan continues to see effects of Canadian ...

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

Smoke from Canadian wildfires is beginning to worsen air quality in the eastern U.S. as several Midwestern states battle ...

A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.

Smoke from wildfires raging in Canada has drifted into the United States, affecting air quality as far south as Florida.

Haze from Canadian wildfires is seen over Lake Michigan as a person runs along the shoreline Monday in Chicago. Wildfires ...

Online map tools and resources let you track the Canadian wildfires and monitor poor air-quality conditions, which are ...

Parts of central Pennsylvania are under a code orange air quality alert, but the Midwest is seeing bigger air quality ...

The worst wildfires in decades are tearing through Saskatchewan, Canada, and at least two people have been killed in blazes ...

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.