807  
FPMY50 PGUM 062022 AAA  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS...UPDATED  
NATIONAL WEATHER SERVICE TIYAN GU  
622 AM CHST TUE JUL 7 2026  
 
GUZ001-MPZ001-071000-  
GUAM-ROTA-  
622 AM CHST TUE JUL 7 2026  
 
UPDATED TO CANCEL TYPHOON WARNING AND ADD WIND ADVISORY.  
   
.TYPHOON WARNING IS CANCELLED
 
   
..WIND ADVISORY IN EFFECT UNTIL 5 PM CHST THIS AFTERNOON
 
   
..COASTAL FLOOD ADVISORY IN EFFECT UNTIL 6 AM CHST WEDNESDAY
 
   
..HIGH SURF WARNING REMAINS IN EFFECT UNTIL 4 PM CHST THURSDAY
 
 
   
TODAY
 
WINDY. SOUTH TO SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP  
TO 50 MPH, DECREASING TO 15 TO 25 MPH IN THE AFTERNOON. CLOUDY WITH  
NUMEROUS LOCALLY HEAVY SHOWERS IN THE MORNING, THEN SCATTERED SHOWERS  
IN THE AFTERNOON. ISOLATED THUNDERSTORMS. HIGHS AROUND 85. CHANCE OF  
SHOWERS 70 PERCENT.    
TONIGHT
 
BREEZY. MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. SOUTH WINDS 15 TO 25 MPH. LOWS AROUND 77. CHANCE OF  
SHOWERS 50 PERCENT.    
WEDNESDAY AND WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS. SOUTH WINDS 15 TO 20 MPH. HIGHS  
AROUND 87. LOWS AROUND 77. CHANCE OF SHOWERS 40 PERCENT.    
THURSDAY
 
PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LIGHT AND VARIABLE WINDS. HIGHS AROUND 88. CHANCE OF  
SHOWERS 30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S.    
FRIDAY THROUGH SATURDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 70S.    
SUNDAY
 
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS IN  
THE UPPER 80S.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S.  
HIGHS IN THE UPPER 80S.  
 

 
 
MPZ002-003-071000-  
TINIAN-SAIPAN-  
622 AM CHST TUE JUL 7 2026  
 
UPDATED TO CANCEL TYPHOON WARNING AND ADD WIND ADVISORY.  
   
.TYPHOON WARNING IS CANCELLED
 
   
..WIND ADVISORY NOW IN EFFECT UNTIL 5 PM CHST THIS AFTERNOON
 
 
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 6 AM CHST  
WEDNESDAY...  
...HIGH SURF WARNING REMAINS REMAINS IN EFFECT UNTIL 4 PM CHST  
THURSDAY...  
   
TODAY
 
WINDY. CLOUDY WITH NUMEROUS SHOWERS BECOMING SCATTERED IN  
THE AFTERNOON. ISOLATED THUNDERSTORMS. LOCALLY HEAVY SHOWERS  
POSSIBLE IN THE MORNING. SOUTH WINDS 20 TO 30 MPH WITH GUSTS UP TO 50  
MPH, DECREASING TO 15 TO 25 MPH IN THE AFTERNOON. HIGHS AROUND 85.  
CHANCE OF SHOWERS 60 PERCENT.   
TONIGHT
 
BREEZY. MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. SOUTH WINDS 15 TO 25 MPH. LOWS AROUND 77. CHANCE OF  
SHOWERS 50 PERCENT.    
WEDNESDAY AND WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS. SOUTH WINDS 15 TO 20 MPH. HIGHS  
AROUND 87. LOWS AROUND 77. CHANCE OF SHOWERS 40 PERCENT.    
THURSDAY
 
PARTLY SUNNY WITH SCATTERED SHOWERS. LIGHT AND VARIABLE  
WINDS. HIGHS AROUND 88. CHANCE OF SHOWERS 30 PERCENT.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S.    
FRIDAY THROUGH SATURDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. HIGHS IN THE UPPER 80S. 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  
AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 70S.    
MONDAY
 
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S.  
 

 
 
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