232  
FNMY50 PGUM 021802  
FWFGUM  
 
FIRE WEATHER PLANNING FORECAST FOR GUAM  
NATIONAL WEATHER SERVICE TIYAN GU  
402 AM CHST WED DEC 3 2025  
   
DISCUSSION
 
 
A TRACE OF RAIN FELL YESTERDAY AT GUAM INTERNATIONAL AIRPORT,  
WHICH ALLOWED THE KBDI TO RISK TO 279, WHICH IS STILL IN THE LOW  
CATEGORY. BESIDES FOR A WEAK TROUGH PASSING NEAR GUAM AROUND THURSDAY  
NIGHT, A DRIER WEATHER PATTERN IS EXPECTED TO DEVELOP ACROSS THE  
REGION OVER THE NEXT SEVERAL DAYS. ANTECEDENT MOISTURE WILL CONTINUE  
TO KEEP A LID ON FIRE ACTIVITY FOR THE NEXT FEW WEEKS AT LEAST.  
NEVERTHELESS, CAUTION IS STILL RECOMMENDED FOR ANY OUTDOOR BURNING  
DURING PERIODS WHEN FRESH TO STRONG TRADE WINDS ARE PRESENT.  
 
GUZ001-031815-  
GUAM-  
402 AM CHST WED DEC 3 2025  
 
TODAY TONIGHT THU  
 
CLOUD COVER PCLDY PCLDY PCLDY  
PRECIP TYPE SHOWERS SHOWERS SHOWERS  
CHANCE RAIN (%) 20 20 20  
TEMP 86 78 86  
RH % 67 90 71  
20FTWND-VAL/AM(MPH) E 12 SE 10  
20FTWND-RDG/PM(MPH) E 13 E 11 SE 11  
MIXING HGT(FT-MSL) 5987 94 6231  
TRANSPORT WND (MPH) E 25 SE 3 SE 22  
 

 
 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND  
ISOLATED THUNDERSTORMS. LOWS IN THE UPPER 70S. SOUTHEAST WINDS  
5 TO 15 MPH.    
FRIDAY
 
PARTLY SUNNY WITH SCATTERED SHOWERS. HIGHS IN THE MID  
80S. EAST WINDS 5 TO 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S. EAST WINDS 5 TO 15 MPH.    
SATURDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
IN THE UPPER 80S. EAST WINDS 10 TO 15 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 10 TO 15 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S. EAST WINDS 5 TO 15 MPH.    
MONDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN  
THE UPPER 80S. EAST WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S. EAST WINDS 5 TO 10 MPH.    
TUESDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN  
THE UPPER 80S. EAST WINDS 5 TO 15 MPH.  
 

 
 
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