499  
FPMY50 PGUM 120512  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS  
NATIONAL WEATHER SERVICE TIYAN GU  
312 PM CHST MON JAN 12 2026  
 
GUZ001-MPZ001-122000-  
GUAM-ROTA-  
312 PM CHST MON JAN 12 2026  
   
..HIGH SURF ADVISORY IS CANCELLED
 
 
...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH LATE THURSDAY NIGHT  
ALONG EAST FACING REEFS...  
   
TONIGHT
 
PARTLY CLOUDY WITH ISOLATED SHOWERS. EAST WINDS 10 TO  
15 MPH. LOWS AROUND 77. CHANCE OF SHOWERS 20 PERCENT.    
TUESDAY
 
PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 15 TO 20 MPH. HIGHS AROUND 86. CHANCE OF  
SHOWERS 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 10 TO 15 MPH. LOWS AROUND 77. CHANCE OF  
SHOWERS 40 PERCENT.    
WEDNESDAY AND WEDNESDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED SHOWERS  
AND ISOLATED THUNDERSTORMS. EAST WINDS 15 TO 20 MPH. HIGHS AROUND 86.  
LOWS AROUND 77. CHANCE OF SHOWERS 30 PERCENT.    
THURSDAY THROUGH MARTIN LUTHER KING JR DAY
 
PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE  
MID 70S.  
 

 
 
MPZ002-003-122000-  
TINIAN-SAIPAN-  
312 PM CHST MON JAN 12 2026  
   
..HIGH SURF ADVISORY IS CANCELLED
 
 
...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH LATE THURSDAY NIGHT  
ALONG EAST FACING REEFS...  
   
TONIGHT
 
PARTLY CLOUDY WITH ISOLATED SHOWERS. EAST WINDS 15 TO 20  
MPH. LOWS AROUND 78. CHANCE OF SHOWERS 20 PERCENT.    
TUESDAY
 
PARTLY SUNNY WITH ISOLATED SHOWERS. EAST WINDS 15 TO 20  
MPH. HIGHS AROUND 86. CHANCE OF SHOWERS 20 PERCENT.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
MOSTLY CLOUDY. SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS. EAST WINDS 15 TO 20 MPH. LOWS  
AROUND 77. HIGHS AROUND 86. CHANCE OF SHOWERS 30 PERCENT.    
THURSDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS. EAST  
WINDS 15 TO 20 MPH. HIGHS AROUND 86.    
THURSDAY NIGHT THROUGH MARTIN LUTHER KING JR DAY
 
PARTLY CLOUDY  
WITH A 20 PERCENT CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN  
THE UPPER 80S.  
 

 
 
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