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

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

Rain continues in much of northern Alberta, clearing wildfire smoke and helping firefighting efforts across the province.

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

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

If you're seeing smoke in the Harford County area, officials say don't worry. The smoke is due to the wildfires in New Jersey and Canada.

New York state health officials have issued an Air Quality Health Advisory for NYC on Thursday due to the forecast presence ...

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

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

Smoke from wildfires in Canada continues to drift into New York, leading officials to declare another Air Quality Health ...

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

Maps show where new plumes of smoke will cause hazy skies through the end of the week. Low-level smoke is forecast to spread ...