A number of states in the United States have declared air quality warnings with concerning levels noted across many of the Great Lakes states including Wisconsin, Michigan, and Minnesota. Parts of Illinois and Indiana are also under air quality alerts while residents of New York,

Good afternoon, Chicago. Air quality alerts issued today in Illinois because of Canadian wildfire smoke marked the latest bout in an increasingly common summer occurrence. The alert covers 34 Illinois counties designated as having unhealthy air for all residents.

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.