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

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

Smoke from raging wildfires in Canada is causing air quality alerts to blanket the Midwest. Lissette Nuñez is live from Chicago's Lollapalooza music festival.

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

While an air quality alert continues for parts of the Midwest due to smoke from Canadian wildfires, northeastern Illinois was ...

Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an ...

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

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

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 ...

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

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.