High Surf Advisory issued October 17 at 10:52PM PDT until October 18 at 9:00PM PDT by NWS

…High Surf Advisory along the coast through Friday evening… A large northwest swell will spread south along the coast tonight. At 10 pm swells at Point Arena Buoy have increased to 15 to 16 feet. Swells along the coast from Sonoma County to Monterey County will build to 10 to 13 feet with breaking waves of 15 to 20 feet possible in the surf zone. Beachgoers should use caution