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.

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.