Image: National Weather Service, Hanford, CA
The National Weather Service (NWS) in Hanford, CA issued a winter weather/snow advisory for high elevations in the Southern Sierra Nevada Mountains of California, saying on their Facebook page:
We have a very early Winter Weather Advisory in effect from 11 PM Sunday through 5 PM Monday above 8,000 feet. Latest probabilities have a 35 to 65 percent probability of 2 inches of snow or more above 8,000 feet. Tioga Pass has a 35 percent probability of 3 inches or more and can see impacts.
According to an article in USA Today covering the advisory, they claim the advisory is the earliest in the season for 20 years.