An overnight storm, that's still going strong, left the national monuments in Washington coated under a fresh layer of snow.
By daylight, the nation's Capital had almost a foot of snow and counting, leaving Government offices, and the city's two main airports shut down.
The storm had already caused havoc across the South, stranding drivers in North Carolina.
Ice-covered power lines snapped across the Southeast, knocking out power to more than half a million homes and businesses.
Mike Trimble spent more than 24 hours without power outside Atlanta.
"Even though it's cold, Southern boys are tough."
Here in Washington, the temperature is climbing delivering a mix of rain and sleet throughout the day and making widespread power outages possible. Tonight, more snow is expected.
It's the same forecast for the Philadelphia area where public bus service was suspended for the day.
New York City could get up to a foot of snow by Friday morning.
Forecasters say the fast-moving Nor'easter will have the biggest impact outside the major East coast cities.
"You head inland, there's the problem. 12 to 18 inches of snowfall accumulation, and wind."
The dangerous weather caused more than five-thousand flights to be cancelled so far today.