The festival kicked off Thursday, when Chicago had the worst air quality in the world for a few hours. But haze didn't choke ...

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

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

An elevated flooding risk persists on Sunday for some parts of the Southeast as Alabama, Georgia and the Florida Panhandle ...

Air quality alerts had been issued for nine states as of Sunday morning, with residents in some areas advised to combine errands in order to help reduce pollution levels.

When wildfires burn, the smoke can travel long distances and degrade air quality far away, which presents risks for those ...

Most of the Chicago area remains under an Air Quality Alert this weekend due to smoke from Canadian wildfires.

Minneapolis and Chicago are again atop the world rankings for worst air quality as northerly winds continue to push Canadian ...

An air quality alert covering the entire state of Minnesota continues on Thursday, marring otherwise fairly ideal weather ...

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air.

Air quality will deteriorate across 12 states through Saturday, mainly in the Upper Midwest, as wildfire smoke pours into the ...