The city is racing to put up 277 sensors. Once installed, Chicago will have the most high-quality air monitors in the country ...

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

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

Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an improvement for most of the Chicago area.

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

CHICAGO - It's another day of poor air quality across the Chicago region with temperatures set to warm up. Fox 32 Meteorologist Kaitlin Cody has the forecast. Today we have an Air Quality alert for ...

Chicago’s summer skies are increasingly foul due to Canadian wildfires, especially when the weather otherwise is nicest. This needs to change.

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

And as of 11:30 a.m. CT, Chicago and Minneapolis had two of three of the worst air quality indices in the world among major cities, according to IQAir.

Like much of the U.S., Chicago was under a thick hazy blanket of wildfire smoke, creating dangerous conditions for anyone who ...

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at the Respiratory Health Association. "It's going to send people to the ...

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