Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast ...

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

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

Millions from the Great Lakes to the Northeast are under air quality alerts – with the toxic smoke prompting a ground delay ...

Degraded and/or unsafe air quality levels will continue across parts of Canada Monday as wildfire smoke lingers. However, the ...

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

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

An air quality advisory is in effect for New York City on Monday due to wildfire smoke from Canada, according to officials.

With hundreds of wildfires burning across Canada, smoke has drifted into the northern United States, lowering air quality across roughly a dozen states.

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 ...