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

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

People with heart or lung disease, older adults and children should consider making outdoor activities shorter and less ...

Canadian wildfire smoke is continuing to impact Wisconsin's air quality, with multiple cities ranked in the top 10 with worst ...

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

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

A detailed view of the sun covered by smoke from the Canadian wildfires as air quality alerts were issued across Minnesota ...

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

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

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.