Smoke from the more than 700 wildfires burning in Canada is continuing to blanket parts of the Midwest for a final day.

The state Department of Environmental Conservation has issued an air quality health advisory for Sunday due to smoke from ...

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

The Wisconsin Department of Natural Resources issued an air quality alert for all of southeast Wisconsin until noon Sunday, ...

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

“Air quality and visibility due to wildfire smoke can fluctuate over short distances and can vary considerably from hour to ...

Smoke from wildfires blazing across Canada is once again wafting over huge portions of the U.S. Midwest and worsening air ...

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

An air quality alert covering the entire state of Minnesota continues on Thursday, marring otherwise fairly ideal weather ...

The hazy skies in the Chicago area are the visible sign of the poor air quality Thursday as smoke from Canadian wildfires ...

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