134  
WHMY40 PGUM 020804  
CFWGUM  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE TIYAN GU  
604 PM CHST WED SEP 2 2026  
 
GUZ001-MPZ001>003-022215-  
/O.NEW.PGUM.SU.Y.0055.260902T2000Z-260904T0600Z/  
/O.NEW.PGUM.RP.S.0021.260902T2000Z-260904T0600Z/  
GUAM-ROTA-TINIAN-SAIPAN-  
604 PM CHST WED SEP 2 2026  
 
...HIGH SURF ADVISORY IN EFFECT FROM 6 AM THURSDAY TO 4 PM CHST  
FRIDAY...  
...HIGH RIP CURRENT RISK IN EFFECT FROM THURSDAY MORNING THROUGH  
FRIDAY AFTERNOON...  
 
* WHAT...FOR THE HIGH SURF ADVISORY, LARGE BREAKING WAVES OF 8 TO  
10 FEET EXPECTED IN THE SURF ZONE. FOR THE HIGH RIP CURRENT RISK,  
DANGEROUS RIP CURRENTS EXPECTED.  
 
* WHERE...WEST-FACING REEFS OF THE MARIANAS.  
 
* WHEN...FOR THE HIGH SURF ADVISORY, FROM 6 AM THURSDAY TO 4 PM  
CHST FRIDAY. FOR THE HIGH RIP CURRENT RISK, FROM THURSDAY MORNING  
THROUGH FRIDAY 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...A MONSOON SURGE WILL BRING LARGE SWELLS  
FROMTHE SOUTHWEST TO THE NORTHWEST TO THE MARIANAS CAUSING SURF  
AND RIP CURRENTS TO BECOME HAZARDOUS. SURF MAY BE SLIGHTLY  
HIGHER FOR GUAM THAN THE CNMI.  
 
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.  
 

 
 

 
 
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