The NWS forecast discussion tonight relates the following:
CERTAINLY THE MODELS AGREE THAT THERE WILL BE ENHANCEMENT OVERNIGHT AS THEY ALL PREDICT THE SURFACE LOW TO REACH ITS MAXIMUM DEPTH WEST OF CAPE MENDOCINO EARLY ON SUNDAY MORNING. AND WHILE THIS SYSTEM IS BY NO MEANS ONE OF THE STRONGEST IN RECENT YEARS…
I will leave the rest to your imagination.
Update: 2pm Sunday. Looks like this.