Wildfires in the provinces of Manitoba and Saskatchewan in Canada have been affecting the air quality in Northeast Michigan ...

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

Chicago had the worst air quality in the world on Thursday. There is an Air Quality Alert for most of the area through Friday.

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Smoke from Canadian wildfires continues to push into the Rockford region, causing air quality to go into the unhealthy range.

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

High temps, wind and a lack of rain are just adding to the problem. Hengesbach says depending on the condition of the wildfires and weather, smoke could continue to cycle into the U.P. as far as early ...

Wanda Reiter Kintz, the Linn County Air Quality Supervisor, says the Public Health Department measures the air quality based on criteria air pollutants.

An Air Quality Alert is in effect for all of Southeast Michigan through Saturday, but Saturday is likely to show some improvement.

APPLETON, Wis. (WBAY) - Despite air quality warnings, people heading to the Mile of Music on Thursday say it won’t put a haze over their plans for Mile 12. We’re seeing heavy foot traffic continue to ...

Tonight will be partly cloudy and hazy due to wildfire smoke. Lows will fall to the upper 50s with calm winds. More great ...

On Thursday, statewide advisories were sent out, signaling air quality to be ranging from unhealthy for sensitive groups to unhealthy.