The National Weather Service says a couple of inches of snow could fall starting Thursday evening, possibly mixed with rain, mainly after 11pm. Low around 33. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
By Friday morning, new snow accumulation of less than one inch possible, becoming all rain after 11am. High near 44. Calm wind. Chance of precipitation is 100%.
More snow is expected in the mountains and parts of Eastern Washington. Cooler temperatures will keep a chance of snow in the Eastern Washington forecast through the weekend.
December 18, 2013/NSW-Seattle