Weather Alerts for Santa Cruz

Issued by the National Weather Service

High Surf Advisory  HIGH SURF ADVISORY   High Surf Advisory
SANTA CRUZ

Areas Affected:
Coastal North Bay Including Point Reyes National Seashore - Northern Monterey Bay - San Francisco - San Francisco Peninsula Coast - Southern Monterey Bay and Big Sur Coast
Effective: Fri, 10/20 9:10am Updated: Fri, 10/20 12:45pm Urgency: Expected
Expires: Fri, 10/20 6:00pm Severity: Minor Certainty: Likely

 
Details:
...HIGH SURF EXPECTED THROUGH THIS EVENING...
.A LARGE NORTHWEST SWELL OF 15 TO 18 FEET WITH PERIODS OF 16 TO
18 SECONDS ARE PEAKING THIS MORNING AND WILL TAPER OFF LATER TODAY
AND TONIGHT. THIS SWELL WILL RESULT IN BREAKING WAVES OF GENERALLY
AROUND 15 FEET, OCCASIONALLY UP TO 25 FEET AT FAVORED BEACHES.
THESE CONDITIONS WILL POSE A THREAT TO BEACHGOERS AND MARINERS
TRAVERSING HARBOR ENTRANCES LATE THIS WEEK. A BEACH HAZARDS
STATEMENT WILL LIKELY GO INTO EFFECT FOR FRIDAY NIGHT INTO
SATURDAY FOLLOWING THE EXPIRATION OF THE HIGH SURF ADVISORY.
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 PM PDT THIS
EVENING...
* WAVES AND SURF...BREAKING WAVES OF AROUND 15 FEET, OCCASIONALLY
UP TO 25 FEET ALONG WEST AND NORTHWEST FACING BEACHES.
* TIMING...PEAKING FRI MORNING... TAPERING OFF LATER FRI.
* IMPACTS...LARGE BREAKING WAVES ALONG THE COAST WILL LEAD TO
INCREASED WAVE RUN-UP ON BEACHES WITH WAVES TOPPING AND
WASHING OVER LARGE ROCKS AND JETTIES. THESE LARGE WAVES CAN BE
ERRATIC AND UNPREDICTABLE. USE EXTRA CAUTION NEAR THE SURF
ZONE AS THESE LARGE WAVES WILL BE CAPABLE OF SWEEPING PEOPLE
INTO THE FRIGID AND TURBULENT OCEAN WATER. MARINERS TRAVERSING
THE BAR OR HARBOR ENTRANCES ARE ALSO URGED TO EXERCISE EXTREME
CAUTION...OR STAY IN PORT UNTIL THE THREAT SUBSIDES.

Information:
A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN
THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH
EROSION.