294  
FPMY50 PGUM 101725  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS  
NATIONAL WEATHER SERVICE TIYAN GU  
325 AM CHST MON MAY 11 2026  
 
GUZ001-MPZ001-110900-  
GUAM-ROTA-  
325 AM CHST MON MAY 11 2026  
 
...HIGH RIP CURRENT RISK IN EFFECT THROUGH THIS AFTERNOON ALONG EAST  
FACING REEFS...  
   
TODAY
 
PARTLY SUNNY. ISOLATED SHOWERS IN THE MORNING, THEN  
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN THE AFTERNOON. EAST  
WINDS 15 TO 20 MPH. HIGHS AROUND 86. CHANCE OF SHOWERS 40 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 10 TO 15 MPH. LOWS AROUND 77. CHANCE OF  
SHOWERS 50 PERCENT.    
TUESDAY AND TUESDAY NIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS  
AND ISOLATED THUNDERSTORMS. EAST TO SOUTHEAST WINDS 5 TO 15 MPH.  
HIGHS AROUND 86. LOWS AROUND 77. CHANCE OF SHOWERS 30 PERCENT.    
WEDNESDAY
 
PARTLY CLOUDY WITH ISOLATED SHOWERS. SOUTHEAST WINDS  
AROUND 10 MPH IN THE MORNING BECOMING LIGHT. HIGHS AROUND 87. CHANCE  
OF SHOWERS 20 PERCENT.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE  
UPPER 80S.    
FRIDAY
 
PARTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE MID TO UPPER 80S.    
FRIDAY NIGHT THROUGH SUNDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.  
 

 
 
MPZ002-003-110900-  
TINIAN-SAIPAN-  
325 AM CHST MON MAY 11 2026  
 
...HIGH RIP CURRENT RISK IN EFFECT THROUGH THIS AFTERNOON ALONG EAST  
FACING REEFS...  
   
TODAY
 
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS. EAST  
WINDS 15 TO 20 MPH. HIGHS AROUND 87. CHANCE OF SHOWERS 20 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS. EAST WINDS 10 TO  
15 MPH. LOWS AROUND 78. CHANCE OF SHOWERS 30 PERCENT.    
TUESDAY
 
PARTLY SUNNY WITH ISOLATED SHOWERS. EAST WINDS 10 TO  
15 MPH. HIGHS AROUND 87. CHANCE OF SHOWERS 20 PERCENT.    
TUESDAY NIGHT AND WEDNESDAY
 
PARTLY CLOUDY WITH ISOLATED SHOWERS.  
SOUTHEAST WINDS 10 TO 15 MPH. LOWS AROUND 78. HIGHS AROUND 87.  
CHANCE OF SHOWERS 20 PERCENT.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S.  
HIGHS IN THE MID TO UPPER 80S.    
FRIDAY NIGHT THROUGH SUNDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.  
 

 
 
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