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.

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 ...

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 ...

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

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

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

On Aug. 6, the Wisconsin Department of Natural Resources has not extended its Wisconsin air quality alert — a decision it hasn't made in over a week.

Extreme heat warnings remain in place for parts of southeast California, southern Nevada and much of Arizona -- where high ...

The New York State Department of Environmental Conservation issued the alert due to elevated levels of fine particulate ...

Air quality alerts are issued when pollution levels rise to unhealthy levels, warning the public, especially vulnerable ...