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

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

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 ...

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 ...

FOX31's Kasia Kerridge takes a look at air quality alerts and fire danger across Colorado as wildfires burn around the states ...

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

Wednesday morning will begin in the mid 60s with the chance for patchy fog across Chicagoland. Wednesday’s highs bump into ...

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

As the city's surface warms, it heats the air above it, causing that air to rise. This rising motion can pull in smoke-laden air from the north, bringing it down to the surface.

As Canadian wildfire smoke lingers in the skies, the Chicago area will soon be under an air quality alert, but the smoke ...