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

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

Blazes burning across Canada are sending air quality plummeting in Detroit, Chicago, New York and other major U.S. cities ...

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

More than 739 fires are burning in Canada, and smoke crossing the border has triggered air quality alerts in several U.S.

Smoke from wildfires burning in Canada is filling the skies high above New Hampshire for Monday, triggering concerns about ...

A 2,000-acre wildfire burning on Colorado’s Western Slope had destroyed three buildings as of Sunday night, fire officials ...

New York and other neighboring states are under an air-quality advisory due to influx of smoke from ongoing wildfires in ...

The Great Plains could also see possible flooding from severe storms on Sunday. A flash flooding risk of a level 2 out of 4 ...

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

Wildfires in Canada lead to a statewide air quality advisory in Michigan, with Detroit's air ranking among the worst globally ...

Close Your Windows, the Wildfire Smoke Is Back New York and other neighboring states are under an air-quality advisory due to ...