805  
FPMY50 PGUM 300452  
ZFPGUM  
 
ZONE FORECAST FOR GUAM AND THE NORTHERN MARIANAS  
NATIONAL WEATHER SERVICE TIYAN GU  
252 PM CHST SAT MAY 30 2026  
 
GUZ001-MPZ001>003-302215-  
GUAM-ROTA-TINIAN-SAIPAN-  
252 PM CHST SAT MAY 30 2026  
   
TONIGHT
 
PARTLY CLOUDY WITH ISOLATED SHOWERS IN THE EVENING, THEN  
MOSTLY CLOUDY WITH SCATTERED SHOWERS AFTER MIDNIGHT FOR GUAM AND  
ROTA. SCATTERED SHOWERS IN THE EVENING, THEN ISOLATED SHOWERS AFTER  
MIDNIGHT FOR TINIAN AND SAIPAN. EAST WINDS 10 TO 15 MPH. LOWS AROUND  
79. CHANCE OF SHOWERS 30 PERCENT.    
SUNDAY
 
PARTLY CLOUDY WITH ISOLATED SHOWERS. EAST WINDS 10 TO  
15 MPH. HIGHS AROUND 87. CHANCE OF SHOWERS 20 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH ISOLATED SHOWERS. EAST WINDS  
10 TO 15 MPH. LOWS AROUND 79. CHANCE OF SHOWERS 20 PERCENT.    
MONDAY THROUGH TUESDAY
 
PARTLY CLOUDY WITH ISOLATED SHOWERS. EAST  
WINDS 10 TO 15 MPH. HIGHS AROUND 87. LOWS AROUND 79. CHANCE OF  
SHOWERS 20 PERCENT.    
TUESDAY NIGHT THROUGH SATURDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. LOWS IN THE UPPER 70S. HIGHS IN THE UPPER 80S.  
 

 
 
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