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

Wildfires continue to burn across a massive area in Canada, particularly in the provinces of Saskatchewan and Manitoba.

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

Hundreds of wildfires in Canada are creating unhealthy air quality conditions across the Midwest, including Michigan, where ...

Hundreds of wildfires in Canada are creating unhealthy air quality conditions across the Midwest, including Michigan, where ...

Canadian wildfire smoke is still lingering across Michigan, causing hazy skies. Another air quality advisory has been issued.

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

Coughing, sneezing, runny nose. Sure, those are signs of seasonal allergies, but they can also be caused by wildfire smoke.

The air quality index on Tuesday across the Midwest and the Northeast ranged from "moderate" to "unhealthy" for sensitive adults. Some areas in northern Wisconsin, eastern Pennsylvania, northern ...

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring relief later in the week.

Representative Jack Bergman, a member of the Canada–United States Inter-Parliamentary Group, sent a letter to Canadian ...

The low visibility caused by the smoke haze reached a safety threshold that forced an operational pause and delays flights into and out of BOS. ABC News reports that at least 742 different fires are ...