Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

The poor air quality continues to prevail in Illinois as Canadian wildfire smoke migrates south into the U.S. As a result, ...

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

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

Wildfire smoke from Canada turned Chicago into one of the world’s most polluted metro areas as the Lollapalooza music ...

For the first time in what felt like years, Festa Italiana over Boylan Catholic High School went on without any high heat and ...

The "unhealthy" air, which ranks as level four of six on the Air Quality Index, comes after multiple consecutive days of air quality alerts.

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

The National Weather Service has opted to extend an air quality alert in the Chicago area for another day.

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

Most of the Chicago area remains under an Air Quality Alert this weekend due to smoke from Canadian wildfires.

Dr. Steve Arnold, a pulmonologist at Decatur Memorial Hospital, says for the last few days the air quality index has been bad ...