Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. Canadian wildfires ...

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.

Millions of people across the Upper Midwest and the Northeast are under air quality alerts Monday, as smoke from wildfires in ...

An air quality alert is in effect for all of Massachusetts as smoke from Canadian wildfires descends into the Boston area.

People may experience difficulty breathing and throat irritation as Canadian wildfire smoke causes air quality to deteriorate ...

Tuesday night is when the high pressure system shifts to the east, the NWS says. This should allow south winds to return, ...

Canadian wildfire smoke has affected Wisconsin all week, prompting multiple air quality alert extensions from the DNR.

Canadian wildfire smoke brought numerous air quality alerts to the Northeast on Aug. 4, including in multiple North Jersey ...

Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an ...

Detroit currently is ranked third worst worldwide for major city air quality today, Aug. 4, because of smoke from Canadian ...

New York City air quality is dropping as Canadian forest-fire smoke swirls down the Hudson River, shrouding much of the ...