671  
FPMY50 PGUM 101745  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS  
NATIONAL WEATHER SERVICE TIYAN GU  
345 AM CHST THU SEP 11 2025  
 
GUZ001-MPZ001>003-110815-  
GUAM-ROTA-TINIAN-SAIPAN-  
345 AM CHST THU SEP 11 2025  
   
TODAY
 
PARTLY SUNNY WITH ISOLATED SHOWERS. EAST WINDS 10 TO  
15 MPH. HIGHS NEAR 87. CHANCE OF SHOWERS 20 PERCENT.   
TONIGHT
 
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.  
LIGHT AND VARIABLE WINDS. LOWS AROUND 79. CHANCE OF SHOWERS 20  
PERCENT.   
FRIDAY
 
PARTLY SUNNY WITH ISOLATED SHOWERS AND THUNDERSTORMS.  
LIGHT AND VARIABLE WINDS. HIGHS NEAR 87. CHANCE OF SHOWERS 20  
PERCENT.   
FRIDAY NIGHT AND SATURDAY
 
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. SOUTHEAST WINDS AROUND 10 MPH. LOWS AROUND 79. HIGHS  
NEAR 87. CHANCE OF SHOWERS 20 PERCENT.   
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S.   
SUNDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS  
IN THE UPPER 80S.   
SUNDAY NIGHT THROUGH TUESDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 70S. HIGHS IN  
THE UPPER 80S.   
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S.   
WEDNESDAY
 
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S.  
 

 
 
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