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

On Wednesday at 8:40 a.m. EDT an air quality alert was reported by the National Weather Service in effect until Friday at midnight EDT for Midland, Bay, Huron, Saginaw, Tuscola, Sanilac, Shiawassee, Genesee,

It expires on Friday at midnight, due to elevated levels of fine particulate (PM2.5), the Department of Environment, Great Lakes, and Energy said.