Here's why the Canadian wildfire smoke is returning to the state and what to know about the latest air quality advisory.

Air Quality will be Poor at times Today especially now until the early afternoon then some improvement in Air Quality between 2 p.m. to 8 p.m. but then another Cold Front moving south from Canada Tonight will push another Large Plume of Canadian Wildfire Smoke into the Twin Cities after 10 p.

Smoke from Canadian wildfires is causing air quality concerns for millions of Americans in the Midwest and Northeast.  Air quality alerts were in effect Tuesday in several states, including Michigan and New York.