For the fifth day in a row, Chicago’s sky looks hazy. Smoke from Canadian wildfires continues to affect air quality across ...

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, ...

Good afternoon, Chicago. Air quality alerts issued today in Illinois because of Canadian wildfire smoke marked the latest ...

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

"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.

While an air quality alert continues for parts of the Midwest due to smoke from Canadian wildfires, northeastern Illinois was ...

Air quality levels across the Stateline this morning are back down to level 2 of 6 “moderate” levels. There are even a few locales up in southern Wisconsin where the Air Quality Index ...

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

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