Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

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

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

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

Wisconsin's air quality Aug. 5 is improving from yesterday, but the DNR's alert is still at the Unhealthy for Sensitive ...

The air quality in several U.S. states is taking a hit as smoke floats over the border from the Canadian wildfires. Here's ...

PHILADELPHIA (WPVI) -- Smoke particles from Canadian wildfires are causing air quality concerns in the Philadelphia region on ...

Smoke from nearly 200 uncontrolled wildfires in Canada is triggering widespread air quality alerts across the Upper Midwest ...

The thick plumes of smoke in Canada are being driven southward into the U.S. by northerly winds on the backside of an area of high pressure.

The remaining 10 states affected by medium to heavy smoke from the wildfires are Colorado, New York, New Jersey, Connecticut, Pennsylvania, Vermont, Massachusetts, Indiana, New Hampshire, 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 ...