Frost advisory for 12 Michigan counties for Sunday – temperatures to dip to 33

A frost advisory was issued by the National Weather Service on Saturday at 2:21 p.m. EDT valid for Sunday between 2 a.m. EDT and 10 a.m. EDT for Saginaw, Shiawassee, Genesee, Lapeer, St. Clair, Livingston, Oakland, Macomb, Washtenaw, Wayne, Lenawee and Monroe counties.