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 ...

Massachusetts can expect hazy skies on Wednesday as smoke from Canadian wildfires continues to drift down the East Coast, ...

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

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

Air quality across parts of New Hampshire will continue to be affected by smoke from Canadian wildfires through Tuesday night ...

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

Rep. Calvin Callahan joined lawmakers from Iowa, Minnesota and North Dakota in filing a formal complaint against Canada over wildfire smoke.

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

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

Smoke from Canadian wildfires has given Southeast Michigan some of the worst air quality on earth, and there doesn't seem to be any end any time soon, according to the Michigan Department of Natural ...

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