Somehow the musical question “If it doesn’t snow on Christmas, how is Santa going to get to town?” never strikes a chord with those of us who have spent most or all of our winters in the South. But with smatterings of the white stuff about earlier this week, there’s always hope among the young-at-heart that we’ll get all frosty with it ’round the yuletide.

To stoke your hopes, the National Weather Service has established a white Christmas prediction model at