This storm isn't look very impressive on satellite but it does have plenty of cold air with it.
The NWS certainly thinks it's a big deal:
...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO
5 AM PDT SATURDAY ABOVE 4000 FEET...
A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT FROM
3 AM FRIDAY TO 5 AM PDT SATURDAY.
* ELEVATION...ABOVE 4000 FEET.
* SNOW LEVELS...4500 TO 5000 FEET FRIDAY MORNING LOWERING TO 4000 FEET
FRIDAY AFTERNOON AND DOWN TO 3000 TO 3500 FEET FRIDAY NIGHT INTO
* SNOW ACCUMULATIONS...1 TO 4 INCHES 4000 TO 4500 FEET...3 TO 6
INCHES 4500 TO 5000 FEET...6 TO 10 INCHES 5000 TO 6000 FEET...
AND 8 TO 14 INCHES ABOVE 6500 FEET. UP TO 18 INCHES FOR FAVORED
WESTERN SLOPING ELEVATIONS ABOVE 7000 FEET.
We had a brief downpour last night. It was isolated in a line going west to east right along Mission Valley. It lasted maybe 15 minutes but dropped probably a half inch of rain. Streets instantly flooded and traffic became a mess. But it was only maybe a couple of miles wide.
The Mountains are calling me and I must go..."
- John Muir
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