Canadian wildfire smoke will significantly impact air quality across Michigan on Friday, with unhealthy conditions expected for sensitive groups and potential scattered thunderstorms this weekend.

"A lot of the prairies within Canada, the prairie provinces, entered the fire season already starting out in a drought, and so there wasn't a lot of moisture throughout the winter," said Alex Jones a communications manager at the Canadian Interagency Forest Fire Center.

Smoke from Canadian wildfires is expected to drift into North Dakota again in coming days, potentially degrading air quality.

Summer smoke from Canadian wildfires is once again hazing out Minnesota skies — just in time for your long-awaited Northwoods vacation. Not the pristine, fresh pine-forest air you were hoping for. “It’s not really better or worse up here than the Twin Cities right now,

Officials said this is now the second-worst wildfire season in Canada's history. Advertisement. About Our Ads; Advertisement. Advertisement