Concern for poor air quality in the greater Chicago area remains as the Illinois EPA extends its alert until Thursday night.

Chicago will see near-90 temperatures, high humidity, and poor air quality today, with storm chances returning tonight.

An air quality alert in the Chicago area has been extended for another day as Canadian wildfire smoke continues to plague the ...

CHICAGO - An Air Quality Alert is in effect until midnight Wednesday night for the following counties: McHenry, Lake (IL), ...

According to the National Weather Service, the air quality alert remains in effect through midnight in parts of the Chicago ...

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

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

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...

Wildfire smoke from Canada is a problem again in the Chicago area, with an air quality alert in place now extended through ...

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

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

Douglas McIntyre, Editor-in-Chief at Climate Crisis 24/7, reports that a growing number of U.S. states are under active air ...