As millions of Americans hunker down for the winter storm, 19 states and Washington, D.C., have declared states of emergency.

Forecasts for snow, gale-force winds and coastal flooding stretch from the Southeast along the Atlantic Coast.

Winter's brutal grip on the U.S. East will continue in the coming days, with subfreezing temperatures reaching into Florida and a potential blizzard threatening the Atlantic coast.

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.

South Carolina confirms second hypothermia death from winter storm as 83-year-old woman dies in Lexington County. More extreme weather threatens the state.

Another storm may be set to hit the East Coast, even as much of the U.S. is still reeling from last weekend's weather.

It was Wednesday of last week that forecasters say this past weekend’s storm came into fuller picture. Today is Wednesday, and we know another storm is coming to the East Coast. Everything, of course,

NASCAR shortened the schedule for this weekend's Clash exhibition race in Winston-Salem to just one day in anticipation of more ice and snow.

"Continuing to monitor latest developments regarding a significant coastal storm which could affect Southern New England Sunday," the weather service said in its forecast discussion. "There is a growing potential for accumulating snow and gusty winds for Cape Cod, the Islands and perhaps further westward into South Shore and the I-95 corridor."

CBS News Atlanta is tracking the chance for snow across north Georgia and possibly parts of metro Atlanta this weekend.