Millions of Americans have been urged to avoid driving amid concerns over high air pollution levels. Air quality alerts were ...

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.

Story Highlights • Smoke from Canadian wildfires has caused prolonged unhealthy air quality across the Midwest, including ...

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 ...

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts ...

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.

As of Aug. 6, there are about 750 active Canadian wildfires, with at least 190 labeled “out of control,” according to the ...

A number of states in the United States have declared air quality warnings with concerning levels noted across many of the ...

Air quality alerts have been issued across 12 states for Wednesday, according to the National Weather Service.

Chicago faces an air quality alert due to Canadian wildfire smoke and high ozone levels, with risks for sensitive groups.