"The threat has ended. However, roads, and especially bridges and overpasses, will likely remain slick and hazardous through at least midday. Plan on slippery road conditions for your morning commute," says the NWS Raleigh NC. The warning is in effect until 7 a.m.

Part of Mississippi under extreme cold warning after winter storm dropped snow across the Gulf Coast. When will temperatures warm up?

EST a winter storm warning was issued by the National Weather Service valid for Wednesday between 4 a.m. EST and 7 p.m. EST for Chippewa, Mackinac and Charlevoix counties.

The forecast doubled the amount of snow expected in the Columbia area, as up to 2 inches of the white stuff is now forecast to accumulate, according to the warning. Between 2-3 inches of snowfall is possible in the southern reaches of the Midlands, meteorologists said in the briefing. Localized amounts in other areas could be higher.

Snow amount up