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

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

Red flag warnings remain in place for parts of Nevada, Utah, Colorado and Wyoming due to very dry conditions, low humidity ...

Hazy skies linger over New Hampshire as smoke from the Canadian wildfires drifts overhead. "The sky will continue to have a ...

Smoke from wildfires burning in Canada has caused air quality alerts for parts of New York state, including New York City.

Hazy skies descend over the New York City area again on Tuesday, re-upping some air quality alerts related to Canadian ...

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

The smoke is expected to remain over the northern and central Plains of the United States for the next couple of days, ...

PM2.5 — is expected to push the Air Quality Index over 100, reaching levels unhealthy for sensitive groups, including ...

Smoke from wildfires burning across Canada are bringing hazy conditions to the area, and all of eastern Pennsylvania is under ...

Chicago faces an air quality alert due to Canadian wildfire smoke and high ozone levels, with risks for sensitive groups.

Smoke from Canadian wildfires is affecting Greater Akron. The hazy conditions are worsening the air quality in northern Ohio.