DETROIT - Bitterly cold weather is expected to persist across Michigan into the weekend.
Temperatures moderated from Sunday and Monday's deep freeze, with readings Tuesday morning ranging from 8 below zero in Monroe to 18 above in Ludington. Highs were expected in the low 20s.
It was around zero degrees at Detroit Metropolitan Airport, 6 in Lansing, 9 in Grand Rapids and 10 in Traverse City.
A multi-vehicle crash on snowy U.S. 31 in Muskegon County led to injuries Tuesday morning. Snow is forecast in the Upper Peninsula.
In Flint, two schools were closed Tuesday after problems with building heat and burst water pipes.
Temperatures in some parts of the state Monday were more than 20 degrees below zero. The forecast for later in the week calls for temperatures to drop again.