104  
FPMY50 PGUM 181755  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS  
NATIONAL WEATHER SERVICE TIYAN GU  
355 AM CHST THU MAR 19 2026  
 
GUZ001-MPZ001>003-190815-  
GUAM-ROTA-TINIAN-SAIPAN-  
355 AM CHST THU MAR 19 2026  
 
...HIGH SURF ADVISORY IN EFFECT UNTIL 4 PM CHST FRIDAY ALONG NORTH  
FACING REEFS...  
...HIGH RIP CURRENT RISK IN EFFECT THROUGH FRIDAY AFTERNOON ALONG  
NORTH AND EAST FACING REEFS...  
...MINOR COASTAL INUNDATION ALONG NORTHERN SHORELINES REMAINS  
POSSIBLE THROUGH FRIDAY AFTERNOON...  
   
TODAY  
MOSTLY SUNNY WITH ISOLATED SHOWERS. NORTHEAST WINDS 15 TO  
20 MPH WITH OCCASIONAL GUSTS TO 25 MPH. HIGHS AROUND 85. CHANCE OF  
SHOWERS 20 PERCENT.   
TONIGHT  
PARTLY CLOUDY WITH ISOLATED SHOWERS. NORTHEAST WINDS 15  
TO 20 MPH. LOWS AROUND 74. CHANCE OF SHOWERS 20 PERCENT.    
FRIDAY THROUGH SATURDAY  
PARTLY CLOUDY WITH ISOLATED SHOWERS.  
NORTHEAST WINDS 15 TO 20 MPH. HIGHS AROUND 85. LOWS AROUND 75. CHANCE  
OF SHOWERS 20 PERCENT.    
SATURDAY NIGHT AND SUNDAY  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF SHOWERS. LOWS IN THE MID 70S.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE MID 70S.    
MONDAY  
PARTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 80S.    
MONDAY NIGHT THROUGH WEDNESDAY  
MOSTLY CLOUDY WITH A 40 PERCENT  
CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 70S. HIGHS IN THE MID 80S.  
 
 
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