Winter Weather Advisory issued December 18 at 3:25PM PST until December 19 at 12:00PM PST by NWS

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO NOON PST SATURDAY... * TIMING: SNOW WILL DEVELOP THIS EVENING AND CONTINUE THROUGH SATURDAY...WITH THE HEAVIEST SNOW LATE TONIGHT AND SATURDAY MORNING. * SNOW ACCUMULATIONS: 5 TO 10 INCHES ALONG AND WEST OF HIGHWAY

from Current Watches, Warnings and Advisories for the United States Issued by the National Weather Service http://ift.tt/1Yr2i6y