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

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

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

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

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 ...

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 ...

Despite expected rain Sunday night, Canadian wildfire smoke will continue to impact Michigan on Monday, officials say.

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

With 174 active wildfires burning across Canada, several U.S. states are under air quality alerts due to the traveling smoke ...