The conditions started Friday, dragging smoke from the Canadian wildfires down to the surface, said National Weather Service ...

The Dragon Bravo Fire has destroyed dozens of structures and a water treatment facility, and the White Sage Fire, located in ...

Smoke from wildfires in Canada is creating overcast skies and unhealthy air quality in parts of Minnesota, raising health ...

Canadian wildfire smoke returned to Wisconsin this weekend, with unhealthy levels for people with asthma and heart disease.

Canadian wildfire smoke causes dangerous air quality in 12 Midwest states. Health alerts urge 22 million residents to stay indoors as PM2.5 levels soar.

Most of Minnesota and parts of Montana, North Dakota and Wisconsin were ranked “unhealthy” for air quality on a U.S. Environmental Protection Agency map.

Experts say the whole state is impacted, with unhealthy air in northeastern Minnesota, including the North Shore and northern Wisconsin.