Smoke rises from the Sousa Creek wildfire HWF036 east of Rainbow Lake, Alberta, Canada in an aerial photograph, May 29, 2025. Alberta Wildfire via Reuters

With more than a hundred wildfires burning in Canada, the smoke is bringing potentially dangerous air quality conditions to parts of the northern United States.

As of Monday, there are 181 active wildfires burning in Canada, with 92 of these considered to be "out of control," meaning fires that are being observed and assessed, but not immediately suppressed, according to the Canadian Interagency Forest Fire Centre .

The smoke from these flames has been moving through the Upper Midwest over the weekend in rounds, with the next coming through on Monday and Tuesday.

The air quality index forecast on Monday shows conditions labeled

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