Concentrated levels of smoke near the surface will be unhealthy for sensitive groups but can also reach unhealthy levels for ...

Canadian wildfire smoke is again causing air quality problems in Northwest Wisconsin, leading to an air quality alert from ...

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

Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...

Air quality alerts were in effect in Iowa, Minnesota, Wisconsin and Michigan, as well as eastern Nebraska and parts of ...

Canadian wildfire smoke is impacting the air quality across the state this weekend with forecasts indicating a mix of Unhealthy for Sensitive Groups and Unhealthy Air Quality Index levels as smoke ...

Frustrations are growing at the Wisconsin Capitol after a second day of smoke and haze from Canada’s still-burning wildfires.

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air for at ...

Wildfire smoke from Canada is blanketing the skies in the Midwest, leaving millions with dangerous breathing conditions.

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

What would otherwise be a pleasant weekend in Southern Wisconsin is being blanketed by Canadian wildfire smoke.

Air quality alerts have been issued across most of the Midwest, and hundreds of wildfires are burning across Canada.