134  
FPMY50 PGUM 010942 CCA  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS...CORRECTED  
NATIONAL WEATHER SERVICE TIYAN GU  
742 PM CHST SAT AUG 1 2026  
 
GUZ001-012100-  
GUAM-  
742 PM CHST SAT AUG 1 2026  
 
...HIGH RIP CURRENT RISK IN EFFECT FROM SUNDAY AFTERNOON THROUGH  
SATURDAY AFTERNOON ALONG EAST FACING REEFS...   
..MONSOON SURGE TO BRING WINDY CONDITIONS EARLY NEXT WEEK
 
 
   
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOCALLY HEAVY SHOWERS POSSIBLE. WEST WINDS 15 TO 20  
MPH WITH GUSTS TO 30 MPH NEAR HEAVIER SHOWERS. LOWS AROUND 77. CHANCE  
OF SHOWERS 50 PERCENT.   
SUNDAY AND SUNDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS. WEST WINDS 15 TO 25 MPH WITH  
GUSTS TO 35 MPH POSSIBLE. HIGHS AROUND 87. LOWS AROUND 77. CHANCE OF  
SHOWERS 40 PERCENT.   
MONDAY THROUGH TUESDAY
 
WINDY. MOSTLY CLOUDY WITH SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS. WEST WINDS 20 TO 30 MPH WITH  
GUSTS TO 40 MPH POSSIBLE. HIGHS AROUND 87. LOWS AROUND 77. CHANCE OF  
SHOWERS 40 PERCENT.   
TUESDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S.   
WEDNESDAY
 
BREEZY. PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S.    
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH  
A 40 PERCENT CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE  
UPPER 80S.    
FRIDAY THROUGH SATURDAY
 
BREEZY. MOSTLY CLOUDY WITH A 50 PERCENT  
CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE  
MID TO UPPER 80S. LOWS IN THE UPPER 70S.  
 

 
 
MPZ001>003-012100-  
ROTA-TINIAN-SAIPAN-  
742 PM CHST SAT AUG 1 2026  
 
CORRECTED TONIGHT'S FORECAST.  
 
...HIGH RIP CURRENT RISK IN EFFECT FROM SUNDAY AFTERNOON THROUGH  
SATURDAY AFTERNOON ALONG EAST FACING REEFS...   
..MONSOON SURGE TO BRING WINDY CONDITIONS EARLY NEXT WEEK
 
 
   
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. WEST WINDS 10 TO 15 MPH WITH OCCASIONAL GUSTS TO 25  
MPH. LOWS AROUND 77. CHANCE OF SHOWERS 30 PERCENT.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS. WEST WINDS 15 TO 20 MPH. HIGHS AROUND 87.  
LOWS AROUND 77. CHANCE OF SHOWERS 30 PERCENT.   
MONDAY AND MONDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS. WEST TO SOUTHWEST WINDS 20 TO 25  
MPH. HIGHS AROUND 87. LOWS AROUND 77. CHANCE OF SHOWERS 30 PERCENT.    
TUESDAY
 
WINDY. PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. SOUTHWEST WINDS 20 TO 30 MPH. HIGHS AROUND 87. CHANCE  
OF SHOWERS 30 PERCENT.    
TUESDAY NIGHT AND WEDNESDAY
 
BREEZY. MOSTLY CLOUDY. A 40 PERCENT  
CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 70S. HIGHS IN THE UPPER 80S.    
WEDNESDAY NIGHT
 
BREEZY. MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S.   
THURSDAY
 
BREEZY. PARTLY SUNNY WITH A 40 PERCENT CHANCE OF  
SHOWERS. HIGHS IN THE UPPER 80S.    
THURSDAY NIGHT THROUGH SATURDAY
 
BREEZY. MOSTLY CLOUDY WITH A 50  
PERCENT CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS  
IN THE UPPER 70S. HIGHS IN THE MID TO UPPER 80S.  
 

 
 
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