That uncertainty is not unusual at this early stage. Forecasters rely on a blend of weather models — computer simulations used to predict future conditions — and they are more confident in a forecast when most of those models are consistent with one another. The closer the storm is, the more confident forecasters become.

Up to 8 inches of snow could fall in North Carolina, with its coast and Virginia's experiencing blizzard conditions, forecasters said.

A deadly winter storm may be winding down for some, but extremely cold weather will persist. Here are the latest updates on power outages and forecasts.

A rapidly strengthening storm is expected to develop off the Southeast coast this weekend amid a deadly cold outbreak, bringing snow and strong winds just days after a historic winter storm blasted large parts of the East Coast.

Philadelphia will be spared of a winter storm that forecasters once believed could drop more snow on top of last weekend's leftovers.

A weekend East Coast storm could bring significant snow, strong winds and coastal flooding from the Carolinas to New England.

Up to a foot is possible this weekend in parts of the Southeast and on Cape Cod, with smaller amounts expected for much of the East Coast.

Snow, damaging winds and dangerous coastal flooding are expected to impact parts of the southern Appalachians, the Carolinas and southern Virginia this weekend as a powerful winter storm rapidly intensifies off the Southeast coast.