Waves of arctic air will descend on the United States, especially in the western and central areas.
The wet weather pattern will continue across the Seattle area through the first part of the weekend before drier weather moves in for the new week.
Clouds and a gusty southerly breeze will be the rule across the Dallas-Fort Worth area to wrap up Christmas week as spotty showers move in for the weekend.
Following wet weather earlier this week, drier weather will return for the first part of the weekend before storms late in the weekend.
Mild weather will continue in Harrisburg this weekend but will be followed by seasonably cold air during the final days of 2014.
While temperatures will be well above average in Pittsburgh this weekend, colder air will arrive next week for the final days of 2014.
After a blustery and cold weather pattern earlier in the week, temperatures will rebound across the Detroit area and winds will die down for the weekend.
After a blustery, cold weather pattern earlier in the week, temperatures will rebound and winds will die down for the weekend.
Mild weather will continue in the Boston area through this weekend, ahead of more typical cold conditions for next week.
Mild weather will continue in the Washington, D.C., area through this weekend, ahead of more typical cold conditions for next week.
As holiday travelers head home from the Chicago area, conditions will feel colder with the chance of some showers over the weekend.
Amarillo, TX (2000)
20.2" of snow - the all time 24 hour December record.
Tennessee's heaviest snow since 1843: McMinnville 14"; Memphis 8.5".
Long Branch, NJ (1913)
70 mph winds during a huge coastal storm.