More than 4 million people across five states were under winter storm alerts on Sunday as heavy lake-effect snow continued to bury the Great Lakes region, prompting emergency declarations and the deployment of National Guard troops to rescue stranded motorists.

A winter storm could bring more than a foot of snow to parts of northern Michigan and the Upper Peninsula, according to the National Weather Service. Gaylord is expected to get 13-18 inches of snow. Other predictions include 13-21 inches in Mancelona,