A large northwest swell producing large surf will fade into the late afternoon on Thursday, Jan. 18. A new northwest swell will increase the surf again Thursday night, peak Friday, and then gradually diminish late Saturday.
Surf will will reach 7 feet high Thursday. Then on Friday, waves will be 5-10 feet high with sets up to 12 feet high through evening. On Saturday, waves will be 4-8 feet high with sets to 10 feet high. The highest surf will occur in southern San Diego County and northern Orange County.
A high surf advisory means that high surf will affect beaches in the advisory area, producing rip currents, beach erosion and dangerous swimming conditions. Expect waves overtopping jetties and coastal rocks as well as sneaker waves. There may be some minor coastal flooding during high tides.