Air quality alerts remain in effect from Minnesota to the Northeast due to smoke from hundreds of wildfires in Canada. In the ...

Air quality alerts continue for millions as wildfire smoke crosses the border from Canada. Plus, the intense heat fueling ...

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

An air quality alert was issued by the National Weather Service in-Sullivan at 12:20 p.m. on Thursday, Aug. 7.

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

Though wildfire smoke was to credit for poor air quality earlier in the week, Wednesday's alert is due to high-levels of ozone in the air.

Freeway corridor near Santa Clarita, Western San Gabriel Mountains/Highway 14 Corridor and Eastern San Gabriel Mountains are under an air quality alert which was reported by the National Weather ...

Wildfire smoke has once again made its way into the region, bringing with it hazy skies and reduced air quality expected to ...

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

Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

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 ...

Wildfire smoke drifting over the Washington, D.C., area is making the skies look hazy and negatively affecting air quality.