Maps show where new plumes of smoke will cause hazy skies through the end of the week. Low-level smoke is forecast to spread ...

New York state health officials have issued an Air Quality Health Advisory for NYC on Thursday due to the forecast presence ...

An air quality alert for central and southern Minnesota continues from Wednesday into Thursday until 11 p.m. The Minnesota ...

An air quality advisory for Long Island is the result of smoke from Canada wildfires, New York State officials say.

Canadian wildfire smoke is triggering air quality alerts across the U.S. Midwest and Northeast on Thursday, as the northern ...

Officials issue an air quality advisory for counties in southwest Michigan as Canadian wildfires burn. Here's what the air ...

Smoke traveling from wildfires in Canada, North Dakota and Minnesota triggered an air quality warning in northern Wisconsin.

An air quality advisory has been issued for the northern half of Wisconsin as Canadian wildfire smoke has mixed down the the ...

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

Wildfire smoke from Canada will bring hazy skies and diminished air quality to Northeast Ohio starting on Tuesday.

The state Department of Environmental Conservation has issued an air quality health advisory for Sunday due to smoke from ...

Haze from Canadian wildfires is seen over Lake Michigan as a person runs along the shoreline Monday in Chicago. Wildfires ...