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

Chicago air quality is at an unhealthy level for many, especially sensitive groups, as smoke from the Canadian wildfires is ...

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 ...

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

The smell of fire filled the air as thick smoke from wildfires in Canada blanketed part of the Midwest and created hazardous ...

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 ...

Environment Canada says wildfire smoke is affecting air quality in northeastern British Columbia. The agency issued special air quality statements Saturday for Fort Nelson and the Peace River region, ...

Poor air quality fuelled by wildfires burning across the Prairies left a large swath of the country enveloped in a haze again ...

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