511  
FPMY50 PGUM 040500  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS  
NATIONAL WEATHER SERVICE TIYAN GU  
300 PM CHST SAT OCT 4 2025  
 
GUZ001-042115-  
GUAM-  
300 PM CHST SAT OCT 4 2025  
   
TONIGHT  
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.  
LIGHT AND VARIABLE WINDS. LOWS AROUND 76. CHANCE OF SHOWERS  
20 PERCENT.    
SUNDAY AND SUNDAY NIGHT  
PARTLY CLOUDY WITH ISOLATED SHOWERS AND  
THUNDERSTORMS. LIGHT AND VARIABLE WINDS. HIGHS AROUND 87. LOWS AROUND  
78. CHANCE OF SHOWERS 20 PERCENT.    
MONDAY THROUGH TUESDAY  
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS. SOUTHEAST WINDS 10 TO 15 MPH. HIGHS AROUND  
86. LOWS AROUND 76. CHANCE OF SHOWERS 50 PERCENT.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 70S.    
WEDNESDAY THROUGH SATURDAY  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.  
 
 
 
MPZ001>003-042115-  
ROTA-TINIAN-SAIPAN-  
300 PM CHST SAT OCT 4 2025  
   
TONIGHT  
MOSTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.  
LIGHT AND VARIABLE WINDS. LOWS AROUND 79. CHANCE OF SHOWERS 20  
PERCENT.   
SUNDAY  
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.  
LIGHT AND VARIABLE WINDS. HIGHS AROUND 87. CHANCE OF SHOWERS  
20 PERCENT.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LIGHT AND VARIABLE WINDS. LOWS AROUND 79. CHANCE OF  
SHOWERS 30 PERCENT.    
MONDAY  
PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. SOUTHEAST WINDS 10 TO 15 MPH. HIGHS AROUND 87. CHANCE  
OF SHOWERS 30 PERCENT.    
MONDAY NIGHT  
MOSTLY CLOUDY WITH SCATTERED SHOWERS. EAST WINDS  
10 TO 15 MPH. LOWS AROUND 77. CHANCE OF SHOWERS 50 PERCENT.    
TUESDAY  
PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. SOUTHEAST WINDS 15 TO 20 MPH. HIGHS AROUND 87. CHANCE  
OF SHOWERS 40 PERCENT.    
TUESDAY NIGHT  
BREEZY. MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S.   
WEDNESDAY THROUGH THURSDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN  
THE UPPER 70S.    
FRIDAY THROUGH SATURDAY  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.  
 
 
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