Smoke from Canadian wildfires continues to affect air quality across the Midwest, though Monday’s conditions were an ...

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

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

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

Air quality alerts issued Thursday in Illinois because of Canadian wildfire smoke marked the latest bout in an increasingly ...

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...

The smoke is expected to remain over the northern and central Plains of the United States for the next couple of days, ...

Every air quality monitor in Minnesota is reporting red or unhealthy conditions for everyone, an official said.

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.

The alert, which goes into effect at midnight. comes as the Chicago area continues to see poor air quality due to the Canadian wildfires.

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