152  
FPMY50 PGUM 281909 AAC  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS...UPDATED  
NATIONAL WEATHER SERVICE TIYAN GU  
509 AM CHST THU JAN 29 2026  
 
GUZ001-291130-  
GUAM-  
509 AM CHST THU JAN 29 2026  
 
CORRECTED TO ADD TONIGHT INTO THE FORECAST.  
   
TODAY.
 
PARTLY CLOUDY WITH ISOLATED SHOWERS IN THE MORNING, THEN  
PARTLY SUNNY WITH SCATTERED SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. SOUTH WINDS AROUND 10 MPH IN THE  
MORNING BECOMING LIGHT. HIGHS AROUND 86. CHANCE OF SHOWERS 30  
PERCENT.    
TONIGHT
 
PARTLY CLOUDY WITH ISOLATED SHOWERS. LIGHT AND VARIABLE  
WINDS BECOMING NORTH TO NORTHEAST AROUND 10 MPH AFTER MIDNIGHT. LOWS  
AROUND 76. CHANCE OF SHOWERS 20 PERCENT.    
FRIDAY THROUGH SATURDAY
 
PARTLY CLOUDY WITH ISOLATED SHOWERS.  
NORTHEAST WINDS 15 TO 20 MPH. HIGHS AROUND 88. LOWS AROUND 76.  
CHANCE OF SHOWERS 20 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.  
LOWS IN THE MID 70S.    
SUNDAY
 
BREEZY. PARTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE MID 80S.    
SUNDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE MID 70S.    
MONDAY
 
BREEZY. PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE UPPER 80S.    
MONDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE MID 70S.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE  
OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE MID  
80S. LOWS IN THE MID 70S.  
 

 
 
MPZ001>003-291130-  
ROTA-TINIAN-SAIPAN-  
509 AM CHST THU JAN 29 2026  
   
TODAY
 
PARTLY SUNNY WITH SCATTERED SHOWERS AND A SLIGHT CHANCE  
OF THUNDERSTORMS. SOUTHEAST TO SOUTH WINDS 5 TO 15 MPH. HIGHS AROUND  
86. CHANCE OF SHOWERS 30 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY WITH ISOLATED SHOWERS. LIGHT AND  
VARIABLE WINDS BECOMING NORTH TO NORTHEAST AROUND 10 MPH AFTER  
MIDNIGHT. LOWS AROUND 78. CHANCE OF SHOWERS 20 PERCENT.    
FRIDAY AND FRIDAY NIGHT
 
PARTLY CLOUDY WITH ISOLATED SHOWERS.  
NORTHEAST WINDS 15 TO 20 MPH. HIGHS AROUND 88. LOWS AROUND 78.  
CHANCE OF SHOWERS 20 PERCENT.    
SATURDAY
 
BREEZY. PARTLY SUNNY WITH ISOLATED SHOWERS. NORTHEAST  
WINDS 15 TO 25 MPH. HIGHS AROUND 86. CHANCE OF SHOWERS 20 PERCENT.    
SATURDAY NIGHT THROUGH SUNDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A  
30 PERCENT CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE  
MID 80S.    
MONDAY AND MONDAY NIGHT
 
BREEZY. PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 70S.    
TUESDAY
 
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 80S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS  
AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S.   
WEDNESDAY
 
BREEZY. PARTLY SUNNY WITH A 30 PERCENT CHANCE OF  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 80S.  
 

 
 
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