A number of states in the United States have declared air quality warnings with concerning levels noted across many of the ...

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

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

We are now on day 21 of Canadian wildfire smoke lingering over Wisconsin. This matches the record set back in 2023.

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts across the U.S.

The Wisconsin Department of Natural Resources removed the western portion of the state from its latest air quality alert ...

The scale and intensity of the fires have had transboundary effects. Smoke from the blazes has drifted across the border into ...

The latest northeast Wisconsin weather forecast from Storm Team 5… After a week of Canadian wildfire smoke problems in ...

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

The air quality index on Tuesday across the Midwest and the Northeast ranged from "moderate" to "unhealthy" for sensitive adults. Some areas in northern Wisconsin, eastern Pennsylvania, northern ...

We’re more than two-thirds of the way through Chicago’s meteorological summer, and so far when the weather hasn’t been suffocatingly hot and humid, it’s featured air that’s dangerous for too many of ...