225
WHMY40 PGUM 261759
CFWGUM
URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
359 AM CHST SAT SEP 27 2025
GUZ001-MPZ001>003-270800-
/O.CON.PGUM.SU.Y.0029.000000T0000Z-250928T2000Z/
/O.CON.PGUM.RP.S.0015.000000T0000Z-250928T2000Z/
GUAM-ROTA-TINIAN-SAIPAN-
359 AM CHST SAT SEP 27 2025
..HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 6 AM CHST MONDAY
...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...
* WHAT...LARGE BREAKING WAVES OF 8 TO 11 FEET AND DANGEROUS RIP
CURRENTS.
* WHERE...NORTH FACING REEFS OF THE MARIANAS.
* WHEN...UNTIL 6 AM CHST MONDAY.
* IMPACTS...DANGEROUS SWIMMING AND SURFING CONDITIONS AND
LOCALIZED BEACH EROSION. RIP CURRENTS CAN SWEEP EVEN THE BEST
SWIMMERS AWAY FROM SHORE INTO DEEPER WATER.
* ADDITIONAL DETAILS...LONG-PERIOD NORTHERLY SWELL EMANATING FROM
TROPICAL STORM NEOGURI IS PRODUCING 8 TO 11 FOOT SURF ALONG NORTH
FACING REEFS OF THE MARIANAS. AN INCREASE IN SWELL MAGNITUDE AND
PERIOD MAY ALLOW SURF TO BUILD AN ADDITIONAL FOOT OR TWO OVER THE
WEEKEND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
RIP CURRENTS WILL BE LIFE THREATENING. INEXPERIENCED SWIMMERS
SHOULD REMAIN OUT OF THE WATER DUE TO DANGEROUS SURF CONDITIONS.
RIP CURRENTS WILL BE LIFE THREATENING. IF CAUGHT IN A RIP CURRENT,
RELAX AND FLOAT. DON'T SWIM AGAINST THE CURRENT. IF ABLE, SWIM IN A
DIRECTION FOLLOWING THE SHORELINE. IF UNABLE TO ESCAPE, FACE THE
SHORE AND CALL OR WAVE FOR HELP.
STANKO
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