The red alert, issued by the Minnesota Pollution Control Agency, means that the air quality is unhealthy for everyone. It will begin at 9 a.m. Sunday and last until 9 a.m. Tuesday, Aug. 12, for large portions of the state, including the Minneapolis-St. Paul area.

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts across the U.S.

Smoke from ongoing wildfires across Canada continued to drift into parts of the United States on Wednesday, causing hazy skies and triggering air quality alerts in multiple states across the upper Midwest and Northeast.