And it looks like there's a snowy weekend ahead.
Snow Cover USA
© NOAA
This map from NOAA shows that 65 percent of the USA was covered by snow as of Thursday morning, December 27, 2012.

And it looks like there's a snowy weekend ahead, with snow for New York City, Boston and Philadelphia.

Snow is expected to spread from parts of the Great Lakes and Ohio Valley on Friday to portions of the Northeast on Saturday.

Source: The Weather Channel