Illinois residents are urged to reduce pollution levels. The air quality is expected to improve by Saturday, according to the National Weather Service. Hannah Hudnall covers trending news for the USA ...

Air quality will deteriorate across 12 states through Saturday, mainly in the Upper Midwest, as wildfire smoke pours into the ...

An air quality alert for the Chicago area was extended for a second time as smoke from Canadian wildfires lingers overhead ...

CHICAGO (WLS) -- Most of the Chicago area remains under an Air Quality Alert on Saturday due to smoke from Canadian wildfires ...

National Weather Service officials issued an air quality alert set to expire at midnight Saturday for the Chicago and ...

An Illinois Air Pollution Action Day is declared when weather conditions are such that widespread ozone and or particulate ...

Smoke has continued to cloud Illinois' air for a second straight day, but the poor air quality isn't because of a fire in the ...

National Weather Service officials called an air quality alert in effect until midnight as well as a beach hazard warning.

Illinois, Michigan, Wisconsin and Minnesota are under air quality alerts for unhealthy conditions as Canadian wildfire smoke ...

CHICAGO The Illinois Environmental Protection Agency (Illinois EPA) and the Illinois Department of Public Health (IDPH) are ...

Air quality alerts issued Thursday in Illinois because of Canadian wildfire smoke marked the latest bout in an increasingly common summer occurrence. The alert covers 34 Illinois counties designated ...

The Illinois EPA and IDPH are warning residents of unhealthy air quality due to Canadian wildfire smoke, and are urging ...