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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Poor air quality from the Canadian wildfires remains a concern Tuesday for much of the Upper Midwest and the Northeast ...

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

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 ...

Chicago’s summer skies are increasingly foul due to Canadian wildfires, especially when the weather otherwise is nicest. This ...

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

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 ...