743  
FPMY50 PGUM 050103 AAA  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS...UPDATED  
NATIONAL WEATHER SERVICE TIYAN GU  
1103 AM CHST FRI SEP 5 2025  
 
GUZ001-050800-  
GUAM-  
1103 AM CHST FRI SEP 5 2025  
 
UPDATED TO INCREASE SHOWERS TODAY.  
   
REST OF TODAY  
CLOUDY. NUMEROUS SHOWERS AND ISOLATED THUNDERSTORMS.  
EAST WINDS 10 TO 15 MPH. HIGHS AROUND 87. CHANCE OF SHOWERS 60  
PERCENT.    
TONIGHT  
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 10 TO 15 MPH. LOWS AROUND 79. CHANCE OF  
SHOWERS 30 PERCENT.    
SATURDAY AND SATURDAY NIGHT  
MOSTLY CLOUDY. SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS. NORTHEAST TO EAST WINDS 5 TO 15 MPH. HIGHS  
AROUND 87. LOWS AROUND 79. CHANCE OF SHOWERS 30 PERCENT.    
SUNDAY  
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.  
EAST 5 TO 10 MPH. HIGHS AROUND 87. CHANCE OF SHOWERS 20 PERCENT.    
SUNDAY NIGHT AND MONDAY  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.    
MONDAY NIGHT  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S.    
TUESDAY AND TUESDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.    
WEDNESDAY THROUGH THURSDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE  
UPPER 70S.  
 
 
 
MPZ001>003-050800-  
ROTA-TINIAN-SAIPAN-  
1103 AM CHST FRI SEP 5 2025  
   
REST OF TODAY  
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 10 TO 15 MPH. HIGHS AROUND 87. CHANCE OF  
SHOWERS 50 PERCENT.    
TONIGHT  
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 10 TO 15 MPH. LOWS AROUND 79. CHANCE OF  
SHOWERS 30 PERCENT.    
SATURDAY AND SATURDAY NIGHT  
MOSTLY CLOUDY. SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS. NORTHEAST TO EAST WINDS 5 TO 15 MPH. HIGHS  
AROUND 87. LOWS AROUND 79. CHANCE OF SHOWERS 30 PERCENT.    
SUNDAY  
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.  
EAST 5 TO 10 MPH. HIGHS AROUND 87. CHANCE OF SHOWERS 20 PERCENT.    
SUNDAY NIGHT AND MONDAY  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.    
MONDAY NIGHT  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S.    
TUESDAY AND TUESDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.    
WEDNESDAY THROUGH THURSDAY  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE  
OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE  
UPPER 70S.  
 
 
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