636  
FPMY50 PGUM 200520  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS  
NATIONAL WEATHER SERVICE TIYAN GU  
320 PM CHST FRI MAR 20 2026  
 
GUZ001-MPZ001>003-202100-  
GUAM-ROTA-TINIAN-SAIPAN-  
320 PM CHST FRI MAR 20 2026  
 
...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 4 PM CHST SATURDAY ALONG  
NORTH FACING REEFS...  
...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH SATURDAY AFTERNOON  
ALONG NORTH AND EAST FACING REEFS...  
   
TONIGHT
 
PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST WINDS 10  
TO 15 MPH. LOWS AROUND 75. CHANCE OF SHOWERS 20 PERCENT.    
SATURDAY THROUGH MONDAY
 
PARTLY CLOUDY WITH ISOLATED SHOWERS.  
NORTHEAST WINDS 10 TO 20 MPH. HIGHS AROUND 85. LOWS AROUND 75.  
CHANCE OF SHOWERS 20 PERCENT.    
MONDAY NIGHT AND TUESDAY
 
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE MID 70S. HIGHS IN THE MID 80S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.  
LOWS IN THE MID 70S.    
WEDNESDAY AND WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE  
OF SHOWERS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S.    
THURSDAY THROUGH FRIDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.  
 

 
 
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