Officials said they've sent several crews to assist in controlling the massive wildfires, and they don't expect them to stop until Canada sees some snow.

As smoke begins to dissipate, Michigan's statewide advisories have ended, though some remain for Upper Peninsula and northern areas as for Aug. 6.

Hundreds of wildfires in Canada are creating unhealthy air quality conditions across the Midwest, including Michigan, where some areas ranked among the worst air quality in the world Monday.