Last week, Canadian wildfire smoke blanketed Wisconsin and caused the Air Quality Index to reach the unhealthy level for sensitive groups. Six days later, on July 31, the smoke appears to have a worse ...

Here's why the Canadian wildfire smoke is returning to the state and what to know about the latest air quality advisory.

Rep. Calvin Callahan joined lawmakers from Iowa, Minnesota and North Dakota in filing a formal complaint against Canada over ...

Air quality concerns grip Wisconsin as Canadian wildfire smoke continues to affect the region. The air quality advisory was extended from Monday until Tuesday at noon. A combination of jet stream ...

A group of lawmakers, including Rep. Calvin Callahan of Tomahawk, is filing a formal complaint against Canada.

The true problem is the world’s climate is warming. Canadian forests are burning because they’ve been subjected to years of ...

It's time for change. Wisconsin could face the real possibility of being flanked by the effects of wildfires from both the ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air. Air quality alerts were in effect in Iowa, Minnesota, Wisconsin and Michigan, as ...

With Canadian wildfires seemingly out of control, states from Wisconsin to Maine and as far south as Pennsylvania and ...

Canadian wildfire smoke continues to impact air quality across southern Wisconsin, creating health risks for vulnerable populations including children, elderly residents and those with asthma.

Canadian wildfire smoke has affected Wisconsin all week, prompting multiple air quality alert extensions from the DNR.