High Surf Advisory issued July 17 at 12:05PM PDT until July 21 at 11:00PM PDT by NWS San Diego CA
Issue date: 2026-07-17T19:05+00:00
* WHAT...Large breaking waves of 4 to 7 feet with sets up to 9 feet at south or southwest facing beaches. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...From 5 PM Sunday to 11 PM PDT Tuesday. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. * ADDITIONAL DETAILS...South swell 4 to 5 feet coming from 180 to 200 degrees with a period of 13 seconds will generate high surf, primarily for south-facing beaches. Tides will generally be at or below 5.5 feet, but localized areas of beach erosion and minor tidal overflow may occur when combining with the high surf. Swell will lessen by early Wednesday with falling surf.
