537  
FPMY50 PGUM 280651 AAA  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS...UPDATED  
NATIONAL WEATHER SERVICE TIYAN GU  
451 PM CHST FRI NOV 28 2025  
 
GUZ001-MPZ001-281900-  
GUAM-ROTA-  
451 PM CHST FRI NOV 28 2025  
 
UPDATED TO ADD ISOLATED THUNDERSTORMS TONIGHT AND SATURDAY.  
   
TONIGHT  
PARTLY CLOUDY WITH ISOLATED SHOWERS BECOMING MOSTLY  
CLOUDY WITH SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS LATE THIS  
EVENING. EAST WINDS 10 TO 15 MPH. LOWS AROUND 78. CHANCE OF SHOWERS  
40 PERCENT.    
SATURDAY  
PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 10 TO 15 MPH. HIGHS AROUND 87. CHANCE OF  
SHOWERS 40 PERCENT.    
SATURDAY NIGHT  
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 15 TO 20 MPH. LOWS AROUND 77. CHANCE OF  
SHOWERS 50 PERCENT.    
SUNDAY THROUGH MONDAY  
BREEZY. CLOUDY WITH NUMEROUS SHOWERS AND  
ISOLATED THUNDERSTORMS. EAST WINDS 15 TO 25 MPH BECOMING SOUTHEAST  
MONDAY. HIGHS AROUND 85. LOWS AROUND 75. CHANCE OF SHOWERS 60  
PERCENT.    
MONDAY NIGHT AND TUESDAY  
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE  
OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER  
70S. HIGHS IN THE UPPER 80S.    
TUESDAY NIGHT  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S.    
WEDNESDAY  
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE UPPER 80S.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE UPPER 70S.    
THURSDAY  
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S.    
THURSDAY NIGHT AND FRIDAY  
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE  
OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER  
70S. HIGHS IN THE UPPER 80S.  
 
 
 
MPZ002-003-281900-  
TINIAN-SAIPAN-  
451 PM CHST FRI NOV 28 2025  
   
TONIGHT  
PARTLY CLOUDY WITH ISOLATED SHOWERS BECOMING MOSTLY  
CLOUDY WITH SCATTERED SHOWERS LATE THIS EVENING. EAST WINDS 10 TO  
15 MPH. LOWS AROUND 78. CHANCE OF SHOWERS 30 PERCENT.    
SATURDAY  
PARTLY SUNNY. SCATTERED SHOWERS BECOMING ISOLATED IN THE  
AFTERNOON. EAST WINDS 15 MPH. HIGHS AROUND 88. CHANCE OF SHOWERS 30  
PERCENT.    
SATURDAY NIGHT  
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 15 TO 20 MPH. LOWS AROUND 77. CHANCE OF  
SHOWERS 40 PERCENT.    
SUNDAY  
BREEZY. CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. EAST WINDS 15 TO 25 MPH. HIGHS AROUND 86. CHANCE OF  
SHOWERS 50 PERCENT.    
SUNDAY NIGHT AND MONDAY  
BREEZY. MOSTLY CLOUDY WITH SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS. EAST WINDS 15 TO 25 MPH. LOWS  
AROUND 76. HIGHS AROUND 86. CHANCE OF SHOWERS 50 PERCENT.    
MONDAY NIGHT AND TUESDAY  
MOSTLY CLOUDY. A 50 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.    
TUESDAY NIGHT THROUGH THURSDAY  
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 70S.    
FRIDAY  
PARTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 80S.  
 
 
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