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

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

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

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

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

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 ...

While air quality was in the "unhealthy for sensitive groups" category in Chicago, it was even worse in some suburbs.

The air quality alert is in place through Friday night. Highs today will be in the upper 70s. It is gusty with wind to around ...

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

Saturday offers generous sunshine mixed with puffy fair weather clouds, comfortable temperatures and low humidity. An Air ...