The National Weather Service reported an air quality alert at 1:20 p.m. EDT on Monday in effect until Wednesday at midnight EDT for Cass, St. Joseph, Branch, Hillsdale and Berrien counties.

Smoke from Canadian wildfires will contribute to poor air quality throughout Michigan on Wednesday and Thursday.

Smoke from Canadian wildfires remains over the state through Saturday and possibly into Sunday, according to the National Weather Service. Pollutants across the state are expected to be in the Unhealthy for Sensitive Groups (USG, Orange AQI) range with some locations reaching the Unhealthy (Red AQI) range.