A blanket of smoke fills the air from Canadian wildfires moving south in downtown Milwaukee on July 31, 2025. The Wisconsin ...

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

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

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.

Southeastern states are seeing high temperatures again Thursday while the Northeast and Midwest get a break from the heat ...

Several wildfires burning across the northwestern Canadian provinces are again sending vast amounts of smoke into the upper ...

Canadian wildfire smoke has triggered air quality advisories across Wisconsin, Minnesota, and Michigan. In Wisconsin, ...

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

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

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, ...