Hazy skies from wildfire smoke from Canada, which may become more concentrated with visibility potentially dropping to 3-5 ...

National Weather Service officials issued an air quality alert set to expire at midnight Saturday for the Chicago and ...

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 National Weather Service has opted to extend an air quality alert in the Chicago area for another day.

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While the haze slightly lifted Saturday morning, air quality levels are expected to worsen across the Chicago area over the ...

Some of the worst air quality will be right along Lake Michigan, as the majority of the Chicago metro area will be under that alert. The farthest counties like DeKalb, LaSalle, and Kankakee counties ...

Chicago had the worst air quality in the world for a few hours Thursday, thanks to smoke from Canadian wildfires.

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

Minneapolis faced severely degraded air quality, ranking among the worst globally due to smoke drifting from Canadian ...

Smoke from Canadian wildfires continues to choke the skies over the Upper Midwest this weekend, with the milky haze even ...