600
WHMY40 PGUM 031750
CFWGUM
URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
350 AM CHST FRI SEP 4 2026
GUZ001-MPZ001>003-040600-
/O.CON.PGUM.SU.Y.0055.000000T0000Z-260904T0600Z/
/O.CON.PGUM.RP.S.0021.000000T0000Z-260904T0600Z/
GUAM-ROTA-TINIAN-SAIPAN-
350 AM CHST FRI SEP 4 2026
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 4 PM CHST THIS
AFTERNOON...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS
AFTERNOON...
* WHAT...FOR THE HIGH SURF ADVISORY, HAZARDOUS SURF OF 7 TO
10 FEET IN THE SURF ZONE. FOR THE HIGH RIP CURRENT RISK,
DANGEROUS RIP CURRENTS.
* WHERE...WEST FACING REEFS OF THE MARIANAS.
* WHEN...UNTIL 4 PM CHST FRIDAY.
* 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...PULSES IN THE SOUTHWESTERLY MONSOON ALONG THE
SOUTHER PERIPHERIES OF INVEST 97W WILL CONTINUE TO BRING SWELLS
FROM THE SOUTHWEST TO THE NORTHWEST TO THE MARIANAS TODAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED SWIMMERS SHOULD REMAIN OUT OF THE WATER DUE TO
DANGEROUS SURF CONDITIONS.
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.
JAW
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