Wildfires are forecast to continue and expand through the summer in Western Canada and parts of the country’s north.

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

Smoke traveling from wildfires in Canada, North Dakota and Minnesota triggered an air quality warning in northern Wisconsin.

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

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

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

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 ...

The raging fires on Thursday are also expected to degrade air quality in parts of the Great Plains and Midwest. In New York, ...

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