However, Lake, Porter, Newton and Jasper counties in Indiana will be under another air quality alert all day Tuesday. The ...

CHICAGO (WLS) -- Air Quality Alerts remain in effect for the Chicago area Friday due to smoke from Canadian wildfires.

At least 738 wildfires are currently burning in Canada, with at least 201 out of control, according to the Canadian ...

Hazardous smoke from Canada’s wildfire season has triggered the worst air quality in the U.S. with NASA’s EPIC satellite ...

The hazy skies in the Chicago area are the visible sign of the poor air quality on Thursday as smoke from Canadian wildfires ...

The smoky air is predicted to reach New York City on Monday, and it could bring unhealthy air quality for sensitive groups.

Chicago air quality remains in the top five worst in the world Friday with an Air Quality Alert in place from Canadian ...

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

Hundreds of wildfires burning across Canada are expected to continue affecting air quality in parts of the United States, particularly the Upper Midwest and the Northeast, through Tuesday, according ...

Smoke and grit from hundreds of forest fires have spread across large parts of Canada and the northern US, sending air quality across the Midwest and northeast US and Toronto to unhealthy levels.

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

Wildfires burning in Canada were causing unhealthy air quality across parts of North America on Monday. Canadian wildfires ...