An Entergy Arkansas Inc., crew works to restore power to customers on Whittington Avenue near the entrance to Hot Springs National Park, Thursday, Dec. 27, 2012, in Hot Springs, Ark. A Christmas Day storm dumped between 6 to 15 inches of snow knocking out power to about half of the 61,000 customers in Garland County. (AP Photo/The Sentinel-Record, Richard Rasmussen)

Micki DeCurtins shovels freshly fallen snow outside of the Orpheum Theater off of Phillips Ave. in downtown Sioux Falls, S.D. on Thursday, Dec.27, 2012. (AP Photo/The Argus Leader, Jay Pickthorn) NO SALES

Twelve year old Brenden White braces himself as he is on the receiving end during a snowball fight with Eleven year old Mikal Crockett in their Grandmother's front yard Thursday, Dec. 27, 2012 in Paducah, Ky. The kids are both enjoying their Holiday vacations from Reidland and Paducah Middle, making the time pass with lots of snow activities. (AP Photo/The Paducah Sun, Allie Douglass)

Scott Becker shovels the sidewalks of businesses along Main Street in downtown Evansville, Ind., on Thursday morning, Dec. 27, 2012. (AP Photo/The Evansville Courier & Press, Erin McCracken)

With temperatures in the single digits, city parks and recreation employee Greg Pecha floods a hockey rink Wednesday evening, Dec. 26, 2012 at Roosevelt Park in Eau Claire, Wis. Skating rinks in the city are opening a bit later than usual due to above-average temperatures earlier in the month. (AP Photo/Eau Claire Leader-Telegram, Steve Kinderman).

Frank Arnold, of Lafayette, goes down a hill while sledding with his dog Lincoln at Murdock Park, in Lafayette, Ind., on Thursday, Dec. 27, 2012. (AP Photo/The Journal & Courier, Brent Drinkut)

Dave Black uses a snow blower to clear snow from the sidewalks at St. Paul's Episcopal Church on First Street in Evansville, Ind., on Thursday, Dec. 27, 2012. (AP Photo/The Evansville Courier & Press, Erin McCracken)

In this Dec. 21, 2012 photo, Frisco, an 8-year-old Danish/Swedish farmdog owned by Warren Ries of Sioux Falls, S.D., sits on the couch at their home. Of the 25,000 licenses granted to pet owners since 2007 in Sioux Falls, dogs outpaced cats eight to one, according to an Argus Leader analysis of city licensing data. (AP Photo/Argus Leader, Elisha Page)