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

National Weather Service officials called an air quality alert in effect until midnight as well as a beach hazard warning.

On Friday, the Minnesota Pollution Control Agency extended the current air quality alert for all of Minnesota and Wisconsin ...

Chicago was listed as the worst air quality in the world for part of Aug. 1 because of smoke from the fires blowing southeast ...

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

CHICAGO (WLS) -- Most of the Chicago area remains under an Air Quality Alert on Saturday due to smoke from Canadian wildfires ...

It appeared that, as of Friday, Chicago-area residents wouldn't get a reprieve from poor air quality in the near future.

CHICAGO - Today we have an air quality alert in effect with unhealthy levels of smoke in the air. We also have high waves ...

An Air Quality Alert was still in effect for a third straight day, but for a smaller portion of the Chicago area.

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

Smoke has continued to cloud Illinois' air for a second straight day, but the poor air quality isn't because of a fire in the ...