445
WHMY40 PGUM 061709
CFWGUM
URGENT - IMMEDIATE BROADCAST REQUESTED
COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TIYAN GU
309 AM CHST THU MAY 7 2026
GUZ001-MPZ001>003-070900-
/O.CON.PGUM.SU.Y.0040.000000T0000Z-260507T0600Z/
/O.CON.PGUM.RP.S.0013.000000T0000Z-260510T0600Z/
GUAM-ROTA-TINIAN-SAIPAN-
309 AM CHST THU MAY 7 2026
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 4 PM CHST THIS
AFTERNOON...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH SUNDAY
AFTERNOON...
* WHAT...LARGE BREAKING WAVES OF 8 TO 12 FEET IN THE SURF ZONE AND
DANGEROUS RIP CURRENTS.
* WHERE...NORTH AND EAST FACING REEFS OF THE MARIANAS.
* WHEN...FOR THE HIGH SURF ADVISORY, UNTIL 4 PM CHST THIS
AFTERNOON. FOR THE HIGH RIP CURRENT RISK, THROUGH SUNDAY
AFTERNOON.
* 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...ELEVATED TRADE SWELL IS BEING REINFORCED BY
A SURGE IN TRADE WINDS DUE TO THE PRESSURE GRADIENT BETWEEN
TROPICAL STORM HAGUPIT 05W TO THE SOUTH AND A HIGH-PRESSURE
SYSTEM TO THE NORTH. THESE FEATURE COMBINED ARE PRODUCING UP TO
12 FOOT SURF ALONG EAST FACING REEFS AND 10 FOOT SURF ALONG
NORTH FACING REEFS. THE HIGH SURF ADVISORY MAY BE EXTEND IN THE
AFTERNOON PACKAGE. THE HIGH RISK OF RIP CURRENTS IS EXPECTED
THROUGH SUNDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
RIP CURRENTS WILL BE LIFE THREATENING. 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.
BOWSHER
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page