…Large long-period northwest swells arriving this weekend… A large swell train from the Gulf of Alaska has arrived today. Northwest swells of 13 to 15 ft with a period of 16 to 18 seconds will occur through the day causing breakers as high as 20 to 24 ft. Swells will start to decrease Sunday morning. …HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST SUNDAY…