037  
FNUS75 KFGZ 212040  
FWSFGZ  
 
SPOT FORECAST FOR HORTON...USFS  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
140 PM MST SAT DEC 21 2024  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MST ON DECEMBER 22.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE  
NATIONAL WEATHER SERVICE IN FLAGSTAFF, AZ  
   
DISCUSSION
 
UNSEASONABLY WARM TEMPERATURES AND DRY CONDITIONS  
CONTINUE, THOUGH AFTERNOON RH VALUES WILL BEGIN TO GRADUALLY  
RISE. GENERALLY LIGHT WINDS FROM THE SOUTHWEST TODAY, THEN  
BECOMING MORE WESTERLY ON MONDAY. OVERNIGHT WINDS WILL PRIMARILY  
BE TERRAIN- DRIVEN FROM THE NORTHEAST.  
   
SUNDAY
 
 
SKY/WEATHER.........SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....54 TO 57 DEGREES.  
MIN HUMIDITY........13 TO 16 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH.  
LAL.................1.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MAX VENT RATE.......GOOD.  
CLEARING INDEX......557.  
MIXING HEIGHT.......4200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 KNOTS SHIFTING TO THE WEST  
EARLY IN THE AFTERNOON, THEN BECOMING SOUTHWEST  
AROUND 5 KNOTS LATE IN THE AFTERNOON.  
   
SUNDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....34 TO 38 DEGREES.  
MAX HUMIDITY........41 TO 45 PERCENT.  
WIND (20 FT)........LIGHT NORTHEAST DRAINAGE AROUND 5 MPH.  
LAL.................1.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MIN VENT RATE.......POOR.  
CLEARING INDEX......2.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....WEST 0 TO 5 KNOTS.  
   
MONDAY
 
 
SKY/WEATHER.........SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....53 TO 56 DEGREES.  
MIN HUMIDITY........26 TO 30 PERCENT.  
WIND (20 FT)........WEST AROUND 5 TO 10 MPH.  
LAL.................1.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MAX VENT RATE.......GOOD.  
CLEARING INDEX......417.  
MIXING HEIGHT.......5400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 0 TO 5 KNOTS.  
 
A WEATHER FORECAST TABLE FOR YOUR SPOT LOCATION IS LINKED.  
THE INFORMATION PROVIDED BY THIS SITE IS FOR PLANNING PURPOSES ONLY  
AND IS NOT INTENDED TO SUBSTITUTE INFORMATION PROVIDED BY AN OFFICIAL  
NATIONAL WEATHER SERVICE SPOT FORECAST.  
HTTPS://WWW.WEATHER.GOV/DLH/FWD?LAT=34.3686&LON=-111.049&CLAT=34.3686&CLON=-111.049  
 

 
FORECASTER...HUMPHREYS  
REQUESTED BY...WILLIAM DUDLEY  
TYPE OF REQUEST...WILDFIRE  
.TAG 2428850.0/FGZ  
.DELDT 12/21/24  
.FORMATTERVERSION 2.0.0  
.EMAIL WILLIAM.DUDLEY@USDA.GOV  
 
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