Winter Weather Slams U.S.

Tom Wilczak shovels snow from the roof of his home following a storm in Buffalo, New York, Nov. 20, 2014.

Dump trucks wait to unload snow removed from south Buffalo neighborhoods after heavy lake-effect snowstorms at the Central Terminal, Nov. 21, 2014, in Buffalo, New York.

D.J. Schloss, left, and Doug Metz shovel off a roof on Abbey Lane in Alden, N.Y., Nov. 20, 2014.

A vehicle, with a large chunk of snow on its top, drives along Route 20 after digging out after a massive snow fall in Lancaster, N.Y. Nov. 19, 2014.

Brian Cintron walks in his snow-bound south Buffalo neighborhood, Nov. 20, 2014, in Buffalo, N.Y.

Snow is piled high on a vehicle and on houses in the south Buffalo area, Nov. 20, 2014, in Buffalo, N.Y.

Tom Wilson, 28, of West Seneca, N.Y. , waist high in snow, took advantage of a respite in the snowfall to try to shovel his way down a Buffalo, N.Y., sidewalk,, Nov. 19, 2014.

Cars with snow atop the roofs sit idle at a home on Broadway in Lancaster, N.Y., Nov. 19, 2014.

Snowdrifts create a beautiful setting as a man tries to dig out his driveway on Bowen Rd. in Lancaster, N.Y., Nov. 19, 2014. A lake-effect snow storm dumped over five feet of snow in areas across Western New York.

Storm clouds and snow blows off Lake Erie in Buffalo, New York, Nov. 18, 2014.

A plane negotiates its way through the snow at the Buffalo Niagara International Airport in Buffalo, N.Y., Nov. 18, 2014.

A commuter walks along Market Street in freezing temperatures, Nov. 18, 2014, in Philadelphia, Pennsylvania.