888  
FPMY50 PGUM 090557  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS  
NATIONAL WEATHER SERVICE TIYAN GU  
357 PM CHST TUE SEP 9 2025  
 
GUZ001-MPZ001>003-092000-  
GUAM-ROTA-TINIAN-SAIPAN-  
357 PM CHST TUE SEP 9 2025  
   
TONIGHT  
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE EVENING, THEN MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS AFTER MIDNIGHT. EAST WINDS 10 TO 15 MPH. LOWS AROUND  
79. CHANCE OF SHOWERS 30 PERCENT.    
WEDNESDAY  
PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS IN THE MORNING, THEN PARTLY CLOUDY WITH ISOLATED  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. EAST WINDS 10 TO 20 MPH.  
HIGHS AROUND 87. CHANCE OF SHOWERS 30 PERCENT.    
WEDNESDAY NIGHT  
PARTLY CLOUDY WITH ISOLATED SHOWERS AND  
THUNDERSTORMS. EAST WINDS 10 TO 15 MPH. LOWS AROUND 79. CHANCE OF  
SHOWERS 20 PERCENT.    
THURSDAY THROUGH FRIDAY  
PARTLY CLOUDY WITH ISOLATED SHOWERS AND  
THUNDERSTORMS. SOUTHEAST WINDS 5 TO 10 MPH. HIGHS AROUND 87. LOWS  
AROUND 79. CHANCE OF SHOWERS 20 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 70S.    
SATURDAY THROUGH SUNDAY NIGHT  
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.    
MONDAY THROUGH TUESDAY  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER  
70S.  
 
 
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