Air quality in parts of Michigan, Wisconsin, New York and Ohio was in the "unhealthy" category on Monday morning ...

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

Smoke from more than 700 active wildfires in Canada is once again clouding skies and pushing air quality into dangerous ...

A wave of extreme weather is sweeping across the U.S., bringing deadly flash floods to the South, raging wildfires in the ...

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Minneapolis had the fifth worst air quality among 125 cities worldwide on Saturday morning, according to an international air ...

Smoke from Canadian wildfires has drifted into the Midwest and northeastern US, causing hazy skies and prompting air quality ...

An air quality advisory was sent out to New Yorkers for Monday, when smoke from wildfires in Canada is expected to reach the ...

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

Some of the worst air quality will be right along Lake Michigan, as the majority of the Chicago metro area will be under that ...

CHICAGO - A recent hire at an Orland Park school is sparking outrage among parents; two Illinois hospitals made the U.S. News ...

Chicago experiences poor air quality for a fourth day, with temperatures around 80 degrees and minimal rain chances.