Fair weather helped make the holiday sojourn a not-so-painful experience in much of the country today, but travelers' good luck might be running out. A storm was expected to bring snow and ice to parts of the heartland tomorrow, a rare white Christmas to Nashville on Saturday, and perhaps sock swaths of the Northeast on Sunday. All that, and gas hit $3 a gallon for the first time ever at Christmas. At least it stopped raining in California. Click here for more on the South's rare White Christmas.