041  
FNMY50 PGUM 111613  
FWFGUM  
 
FIRE WEATHER PLANNING FORECAST FOR GUAM  
NATIONAL WEATHER SERVICE TIYAN GU  
213 AM CHST MON JAN 12 2026  
   
DISCUSSION  
 
0.01 INCHES OF RAIN FELL AT GUAM INTERNATIONAL AIRPORT YESTERDAY,  
ALLOWING THE KBDI TO RISE TO 234, WHICH IS STILL IN THE LOW FIRE  
DANGER CATEGORY. THE KBDI WILL LIKELY RECOVER THEN CONTINUE TO  
GRADUALLY INCREASE OVER THE NEXT FEW WEEKS. A POSSIBLE RISE IN THE  
WINDS THIS WEEKEND WILL NOT MATTER THAT MUCH ANYMORE, NOW THAT  
THE FIRE DANGER IS LOW AND PRETTY LIKELY TO STAY THAT WAY FOR AT  
LEAST THE FIRST HALF OF JANUARY.  
 
GUZ001-121615-  
GUAM-  
213 AM CHST MON JAN 12 2026  
 
TODAY TONIGHT TUE  
 
CLOUD COVER MCLDY MCLDY MCLDY  
PRECIP TYPE SHOWERS SHOWERS SHOWERS  
CHANCE RAIN (%) 30 20 30  
TEMP 86 76 86  
RH % 73 99 74  
20FTWND-VAL/AM(MPH) E 10 E 11  
20FTWND-RDG/PM(MPH) E 11 E 11 E 13  
MIXING HGT(FT-MSL) 6005 180 6124  
TRANSPORT WND (MPH) E 26 E 10 E 29  
 
 
 
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
TUESDAY NIGHT  
PARTLY CLOUDY WITH ISOLATED SHOWERS. LOWS IN THE  
UPPER 70S. EAST WINDS 10 TO 15 MPH.    
WEDNESDAY  
PARTLY SUNNY WITH ISOLATED SHOWERS. HIGHS IN THE MID  
80S. EAST WINDS 10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN  
THE UPPER 70S. EAST WINDS 10 TO 15 MPH.    
THURSDAY  
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
IN THE MID 80S. EAST WINDS 10 TO 15 MPH.    
THURSDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S. EAST WINDS 10 TO 15 MPH.    
FRIDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN  
THE MID 80S. EAST WINDS 10 TO 15 MPH.    
FRIDAY NIGHT  
PARTLY 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 MID 80S. EAST WINDS AROUND 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 MID 80S. EAST WINDS 5 TO 15 MPH.  
 
 
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