391
WHUS46 KMTR 280634
CFWMTR
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
1134 PM PDT THU MAR 27 2025
CAZ006-505-509-530-281445-
/O.EXT.KMTR.SU.Y.0004.000000T0000Z-250329T0600Z/
SAN FRANCISCO-
COASTAL NORTH BAY INCLUDING POINT REYES NATIONAL SEASHORE-
SAN FRANCISCO PENINSULA COAST-
SOUTHERN MONTEREY BAY AND BIG SUR COAST-
1134 PM PDT THU MAR 27 2025
..HIGH SURF ADVISORY NOW IN EFFECT UNTIL 11 PM PDT FRIDAY
* WHAT...LONG PERIOD VERY HIGH NORTHWEST SWELL WILL RESULT IN
LARGE BREAKING WAVES BETWEEN 25 TO 35 FEET ON NORTH AND WEST
FACING BEACHES.
* WHERE...SAN FRANCISCO, COASTAL NORTH BAY INCLUDING POINT REYES
NATIONAL SEASHORE, SAN FRANCISCO PENINSULA COAST AND SOUTHERN
MONTEREY BAY AND BIG SUR COAST COUNTIES.
* WHEN...UNTIL 11 PM PDT FRIDAY.
* IMPACTS...DANGEROUS SWIMMING AND SURFING CONDITIONS AND
LOCALIZED BEACH EROSION. SNEAKER WAVES CAN UNEXPECTEDLY RUN
SIGNIFICANTLY FARTHER UP THE BEACH THAN NORMAL, INCLUDING OVER
ROCKS AND JETTIES. THESE WAVES CAN SUDDENLY KNOCK PEOPLE OFF
THEIR FEET AND QUICKLY PULL THEM INTO THE COLD OCEAN WATERS,
WHERE CURRENTS WILL BE STRONGER THAN NORMAL. THESE WAVES CAN
ALSO CARRY DRIFTWOOD LOGS AND OTHER DEBRIS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED SWIMMERS SHOULD REMAIN OUT OF THE WATER DUE TO
DANGEROUS SURF CONDITIONS.
CAZ529-281445-
/O.EXT.KMTR.BH.S.0008.000000T0000Z-250329T0600Z/
NORTHERN MONTEREY BAY-
1134 PM PDT THU MAR 27 2025
..BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH FRIDAY EVENING
* WHAT...LONG PERIOD HIGH NORTHWESTERLY SWELL WILL RESULT IN
BREAKING WAVES BETWEEN 15 TO 20 FEET ALONG FAVORED BREAK
POINTS.
* WHERE...NORTHERN MONTEREY BAY COUNTY.
* WHEN...THROUGH FRIDAY EVENING.
* IMPACTS...SNEAKER WAVES CAN UNEXPECTEDLY RUN SIGNIFICANTLY
FARTHER UP THE BEACH THAN NORMAL, INCLUDING OVER ROCKS AND
JETTIES. THESE WAVES CAN SUDDENLY KNOCK PEOPLE OFF THEIR FEET
AND QUICKLY PULL THEM INTO THE COLD OCEAN WATERS, WHERE
CURRENTS WILL BE STRONGER THAN NORMAL. THESE WAVES CAN ALSO
CARRY DRIFTWOOD LOGS AND OTHER DEBRIS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMAIN OUT OF THE WATER TO AVOID HAZARDOUS SWIMMING CONDITIONS.
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