Canadian provinces have evacuated towns and struggled to contain the second-worst wildfire season in 30 years.

The National Weather Service says Canadian wildfire smoke will return to Michigan Monday. Residents in northern Michigan ...

Smoke drifting south from Canadian wildfires has made skies in Pennsylvania and other states hazy this week. The Pennsylvania ...

Canada faces widespread heat and air quality alerts. Scorching temperatures are expected in Ontario, Quebec and other regions ...

Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air quality conditions across Eastern Canada and the United States.

Smoke from hundreds of wildfires in Canada has choked the skies over dozens of northern U.S. states in the Great Lakes and ...

Smoke produced by hundreds of wildfires burning across Canada has drifted thousands of miles and nearly circled the entire ...

Minnesota and Canada share so much: frigid winters, a love for hockey — and more recently, massive plumes of toxic wildfire ...

Hazy skies settled over Hampton Roads this week as smoke from wildfires in Canada moved over the region. For the past week, ...

Air quality alerts were issued for New York City on Tuesday as hazy skies due to Canadian wildfire smoke descended over the ...

Residents in Northumberland County faced unhealthy air conditions earlier this week as smoke from Canadian wildfires prompted ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...