561  
WHMY40 PGUM 050558  
CFWGUM  
 
URGENT - IMMEDIATE BROADCAST REQUESTED  
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE TIYAN GU  
358 PM CHST MON OCT 5 2026  
 
GUZ001-MPZ001>003-050700-  
/O.EXP.PGUM.SU.Y.0057.000000T0000Z-261005T0600Z/  
/O.EXP.PGUM.RP.S.0022.000000T0000Z-261005T0600Z/  
GUAM-ROTA-TINIAN-SAIPAN-  
358 PM CHST MON OCT 5 2026  
   
..HIGH SURF ADVISORY WILL EXPIRE AT 4 PM CHST THIS AFTERNOON
 
   
..HIGH RIP CURRENT RISK WILL EXPIRE AT 4 PM CHST THIS AFTERNOON
 
 
NOW THAT DISTANT STY CHOI-WAN (26W) IS ON ITS WAY TO EXIT OUR REGION  
WELL TO OUR NORTH AND THE SOUTHWESTERN MONSOON SURGE HAS WEAKENED,  
THIS HAS ALLOWED SOUTHWESTERLY AND NORTHERLY SWELLS TO DIMINISH  
ENOUGH TO NO LONGER PRODUCE HAZARDOUS SURF ALONG SOUTH, WEST AND  
NORTH FACING REEFS OF THE MARIANAS.  
 

 
 
MONTVILA  
 
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