The good news is the air won't be as difficult to breathe on Aug. 1. The bad news is the Canadian wildfire smoke is still ...

Last week, Canadian wildfire smoke blanketed Wisconsin and caused the Air Quality Index to reach the unhealthy level for ...

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

As of 9 a.m., six of the 10 cities with the worst air quality in the country are in Wisconsin, according to IQAir, a company ...

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

An air quality alert was issued by the National Weather Service in Mount Holly at 3:45 p.m. on Monday, July 28.

"The New Jersey Department of Environmental Protection has issued a code orange air quality alert Tuesday for Ocean County ...

The Canadian wildfire smoke that covered northwest Wisconsin July 24 has moved south and is causing air quality problems in ...

Millions of people were asked to reschedule events or move them indoors on Thursday amid "very unhealthy" air quality.

Air quality reaches red 'unhealthy' category as Canadian wildfire smoke blankets the state, affecting all residents ...

The Air Quality Alert has been extended for both Wisconsin and Illinois through Friday, lasting until Noon for southern Wisconsin and Friday night for northern Illinois. Significant impacts from ...

Friday morning, Chicago's air quality showed a PM 2.5 of 157. Typically, anything above 100 is considered to be hazardous to at least some groups, and anything over 150 is considered to be “unhealthy, ...