663  
FPMY50 PGUM 071753  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS  
NATIONAL WEATHER SERVICE TIYAN GU  
353 AM CHST THU OCT 8 2026  
 
GUZ001-MPZ001-080830-  
GUAM-ROTA-  
353 AM CHST THU OCT 8 2026  
   
TODAY
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LIGHT  
AND VARIABLE WINDS. HIGHS AROUND 87. CHANCE OF SHOWERS 20 PERCENT.   
TONIGHT
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LIGHT  
AND VARIABLE WINDS. LOWS AROUND 79. CHANCE OF SHOWERS 20 PERCENT.   
FRIDAY THROUGH SATURDAY
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS. SOUTHWEST WINDS 5 TO 15 MPH. HIGHS AROUND  
87. LOWS AROUND 79. CHANCE OF SHOWERS 30 PERCENT.   
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S.   
SUNDAY
 
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS IN  
THE UPPER 80S.   
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S.   
COLUMBUS DAY AND MONDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.   
TUESDAY THROUGH WEDNESDAY
 
PARTLY SUNNY WITH A 30 PERCENT CHANCE  
OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.  
 

 
 
MPZ002-003-080830-  
TINIAN-SAIPAN-  
353 AM CHST THU OCT 8 2026  
   
TODAY
 
PARTLY CLOUDY. ISOLATED SHOWERS. LIGHT AND VARIABLE WINDS.  
HIGHS AROUND 88. CHANCE OF SHOWERS 20 PERCENT.   
TONIGHT
 
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LIGHT  
AND VARIABLE WINDS. LOWS AROUND 79. CHANCE OF SHOWERS 20 PERCENT.   
FRIDAY THROUGH SATURDAY
 
PARTLY SUNNY WITH ISOLATED SHOWERS AND  
THUNDERSTORMS. LIGHT AND VARIABLE WINDS. HIGHS AROUND 88. LOWS AROUND  
79. CHANCE OF SHOWERS 20 PERCENT.   
SATURDAY NIGHT THROUGH MONDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT  
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.   
TUESDAY AND WEDNESDAY
 
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER  
80S. LOWS IN THE UPPER 70S.  
 

 
 
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