Storm beginning to pick up steam - snowfall rates of 1 inch per hour for northern/western counties

A WINTER STORM WARNING has been issued for the northern half and western third of the lower peninsula. Snowfall rates of 1" per hour are beginning to build into the area. The SPC has issued a mesoscale discussion for the situation:

Click the image for more detailed information.

Avoid traveling over the next day if you can if you're in the warning areas. The eastern third shouldn't have too much trouble, but stay safe.