Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air.

Most of the Chicago area remains under an Air Quality Alert this weekend due to smoke from Canadian wildfires.

Another beautiful day is on tap for Sunday, with more sunshine and a slight uptick in warmth. Highs will climb into the low to mid 80s. One thing to watch for: a bit of haze, especially across ...