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

Wildfire smoke brings hazy skies and poor air quality to Chicago today, with hot and humid weather building into the weekend.

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

CHICAGO (WLS) -- An air quality alert has been extended for part of the Chicago area through Thursday. The alert for McHenry, Lake, Kane, DuPage, Kendall, Grundy, Cook and Will counties in Illinois ...

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

Air quality alerts are in place for portions of 10 states from Minnesota to Delaware as officials warn the smoke may become ...

An Air Quality Alert is active until Thursday night at midnight. People with sensitivities should take precautions.

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.What to ExpectToday we have an Air Quality alert for ...