UPDATE 3:30 p.m.: Radar is showing light snow falling from Seattle to Olympia with snow turning to rain on the coast.
Rural Scotland still has the highest chance of living the white Christmas dream, even if locals do not wake up to a blanket of snow.
Christmas Day will be cold and windy with snow showers, with more significant lake effect snow arriving in northern NY into the middle of the week.
Merry Christmas! Well, if you wanted a white Christmas, you're in luck. There's a 60 percent chance of precipitation, with new snow accumulation of around an inch possible. High pressure will be over the area on Monday through Wednesday. Meanwhile, nightly low wills be in the single digits south of Lake Ontario, the Weather Service said.
The normal high for Christmas in Chicago is 32 degrees, according to the weather service, though the warmest Christmas Day temperature on record is 64 degrees, set in 1982. "Winds could pick up the snow and re-cover those surfaces and make them slippery again". If traveling, be prepared for rapidly changing road conditions and visibilities. Since the 1980s, white Christmases in the Rochester area have come little more than 50 percent of the time, and the trend may be decreasing still - the Christmas before last and the Christmas before that were green, too.