194  
FNMY50 PGUM 311749  
FWFGUM  
 
FIRE WEATHER PLANNING FORECAST FOR GUAM  
NATIONAL WEATHER SERVICE TIYAN GU  
349 AM CHST MON JUN 1 2026  
   
DISCUSSION  
 
A TRACE OF RAIN FELL AT GUAM INTERNATIONAL AIRPORT YESTERDAY, WHICH  
ALLOWED THE KBDI TO RISE TO 119. THIS REMAINS WITHIN THE LOW CATEGORY  
FOR FIRE DANGER. CONTINUED DRIER WEATHER IS EXPECTED THIS WEEK.  
WINDS ARE EXPECTED TO STAY LIGHT TO GENTLE THOUGH. FIRE WEATHER  
SEASON WILL BE WINDING DOWN SOON, SO THIS WILL BE THE LAST PLANNING  
FORECAST UNTIL PRESCRIBED BURN SEASON, USUALLY AROUND NOVEMBER 1ST.  
 
GUZ001-011800-  
GUAM-  
349 AM CHST MON JUN 1 2026  
 
TODAY TONIGHT TUE  
 
CLOUD COVER PCLDY PCLDY PCLDY  
PRECIP TYPE SHOWERS SHOWERS SHOWERS  
CHANCE RAIN (%) 20 20 20  
TEMP 87 77 87  
RH % 67 93 65  
20FTWND-VAL/AM(MPH) E 10 E 7  
20FTWND-RDG/PM(MPH) E 11 E 9 E 7  
MIXING HGT(FT-MSL) 4179 60 4103  
TRANSPORT WND (MPH) E 17 E 2 E 8  
 
 
 
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY NIGHT  
PARTLY CLOUDY WITH ISOLATED SHOWERS. LOWS IN THE  
UPPER 70S. EAST WINDS 5 TO 10 MPH.    
WEDNESDAY  
MOSTLY SUNNY WITH ISOLATED SHOWERS. HIGHS IN THE  
UPPER 80S. EAST WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.    
THURSDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
IN THE UPPER 80S. EAST WINDS AROUND 5 MPH.    
THURSDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN  
THE UPPER 80S. EAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
IN THE UPPER 80S. EAST WINDS 5 TO 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S. EAST WINDS 5 TO 10 MPH.    
SUNDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN  
THE UPPER 80S. EAST WINDS 5 TO 10 MPH.  
 
 
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