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

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

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

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

The Iowa Department of Natural Resources reported Friday that air quality in Iowa will be at levels “unhealthy for sensitive ...

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

A thin veil of hazy smoke from Canadian wildfires blanketed the Kansas City sky early Friday, making the air unhealthy from ...

After a break from the thicker wildfire smoke on Friday, the atmosphere will change again to bring it back in for the weekend ...

Be prepared for hazy conditions and an air quality alert as Canadian wildfire smoke continues to affect the state through ...

The advisory now runs through the late afternoon on Saturday, with expected air quality rated from moderate (yellow) to ...

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

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