This morning at 7 a.m. EST, the area average temperature across the contiguous 48 states was a frigid 11 deg. F.

Here’s the high-resolution surface temperature analysis from NCEP, graphic courtesy of Weatherbell.com:

Over 85% of the nation is below freezing, and nearly 1/3 is below 0 deg. F. The forecast is for cold air to continue to flow down out of Canada into the central and eastern U.S. for most of the coming week.