There is an air quality alert for all of Southeast Michigan until midnight Saturday, the Michigan Department of Environment, Great Lakes and Energy reported. Pollutants across the state are expected to be in the Unhealthy for Sensitive Groups (USG, Orange AQI) range Wednesday and Thursday, with some locations reaching the Unhealthy (Red AQI) range.

Canadian wildfire smoke lingers over Michigan. As of July 30, the Upper Peninsula is under an advisory for unhealthy air.