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

The Midwest saw some of the worst air quality conditions in the world Thursday, and similar conditions are expected to persist for several days.

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 ...

In central Utah, the Monroe Canyon Fire has burned 48,000 acres and is 7% contained as evacuation orders have been put in ...

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

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

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

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.

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

Air quality monitors in the region showed air quality dropped to the purple or very unhealthy level this morning. It’s mostly been in the red or unhealthy level the last two days.

Wisconsin faces air quality concerns due to Canadian wildfire smoke and hazardous beach conditions along Lake Michigan.