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

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

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

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 ...

Wildfire smoke from blazes burning in the Canadian prairie has drifted across New York and Chicago, contributing to ...

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

In the U.S., smoke from the fires has already been detected drifting through Montana, North Dakota and northern Minnesota.

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

Air quality reached "unhealthy" levels in North Dakota and small swaths of Montana, Minnesota and South Dakota, according to ...