959  
FNMY50 PGUM 311754  
FWFGUM  
 
FIRE WEATHER PLANNING FORECAST FOR GUAM  
NATIONAL WEATHER SERVICE TIYAN GU  
354 AM CHST SUN FEB 1 2026  
   
DISCUSSION
 
 
0.15 INCHES OF RAIN FELL AT GUAM INTERNATIONAL AIRPORT YESTERDAY.  
WITH A HIGH OF 86 DEGREES, THE KBDI ROSE SLIGHTLY TO 296, WHICH IS IN  
THE UPPER END OF THE LOW FIRE DANGER CATEGORY. SCATTERED SHOWERS  
WILL BE WILL BE POSSIBLE TODAY AND TONIGHT. A TROPICAL DISTURBANCE  
WILL PASS SOUTH OF GUAM NEXT WEEK, BRINGING ADDITIONAL SHOWERS.  
 
GUZ001-011800-  
GUAM-  
354 AM CHST SUN FEB 1 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY MCLDY MCLDY  
PRECIP TYPE SHOWERS SHOWERS TSTMS  
CHANCE RAIN (%) 40 30 30  
TEMP 84 74 86  
RH % 73 100 73  
20FTWND-VAL/AM(MPH) NE 13 G21 E 15 G24  
20FTWND-RDG/PM(MPH) NE 15 G23 NE 14 G22 E 17 G24  
MIXING HGT(FT-MSL) 6442 305 5974  
TRANSPORT WND (MPH) NE 30 E 13 E 37  
 

 
 
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
   
MONDAY NIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. LOWS IN THE MID 70S. EAST WINDS 10 TO 20 MPH.    
TUESDAY
 
PARTLY SUNNY WITH SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS. HIGHS IN THE MID 80S. EAST WINDS 10 TO 20 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 70S. EAST WINDS  
10 TO 15 MPH.    
WEDNESDAY
 
PARTLY SUNNY WITH CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS IN THE MID 80S. EAST WINDS 10 TO  
15 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN  
THE MID 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
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE MID 70S. EAST WINDS 10 TO 15 MPH.    
FRIDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN  
THE UPPER 80S. EAST WINDS 10 TO 15 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE UPPER 70S. EAST WINDS 10 TO 15 MPH.    
SATURDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS  
IN THE UPPER 80S. EAST WINDS 10 TO 15 MPH.  
 

 
 
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