020  
FNUS75 KFGZ 192352  
FWSFGZ  
 
SPOT FORECAST FOR HORTON WF...USFS  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
350 PM MST THU DEC 19 2024  
 
FORECAST IS BASED ON FORECAST START TIME OF 1600 MST ON DECEMBER 19.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE  
NATIONAL WEATHER SERVICE IN FLAGSTAFF, AZ  
   
DISCUSSION  
DRY CONDITIONS WITH NO PRECIPITATION EXPECTED OVER  
THE NEXT FEW DAYS. WINDS OUT OF THE NE UNTIL 12AM FRIDAY, THEN  
SWITCHING SE UNTIL 11AM FRIDAY, THEN S-SW REST OF FRIDAY  
AFTERNOON. HUMIDITY WILL RECOVER TO 30-35% OVERNIGHT BEFORE  
DROPPING TO 15-20% FRIDAY AFTERNOON.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY. AREAS OF SMOKE.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....57-62.  
MIN HUMIDITY........17-20 PERCENT.  
WIND (20 FT)........NE-10MPH.  
LAL.................1.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
MAX VENT RATE.......POOR.  
CLEARING INDEX......73.  
MIXING HEIGHT.......1300 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 5 KNOTS.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....35-40.  
MAX HUMIDITY........30-35 PERCENT.  
WIND (20 FT)........NE 10 MPH UNTIL 12AM, THEN SE 10 MPH.  
LAL.................1.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIN VENT RATE.......POOR.  
CLEARING INDEX......2.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 5 KNOTS.  
   
FRIDAY  
 
SKY/WEATHER.........SUNNY. AREAS OF SMOKE THROUGH THE DAY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....55-60.  
MIN HUMIDITY........15-20 PERCENT.  
WIND (20 FT)........SE 10 MPH UNTIL 11AM, THEN S-SW 10MPH.  
LAL.................1.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MAX VENT RATE.......FAIR.  
CLEARING INDEX......270.  
MIXING HEIGHT.......4600 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 5 KNOTS SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....37-41.  
MAX HUMIDITY........30-35 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
LAL.................1.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
MIN VENT RATE.......POOR.  
CLEARING INDEX......1.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 5 KNOTS SHIFTING TO THE NORTHEAST  
AFTER 3 AM.  
 
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=34.3675&LON=-111.0506&CLAT=34.3675&CLON=-111.0506  
 
 
FORECASTER...BERNHART  
REQUESTED BY...WILLIAM DUDLEY  
TYPE OF REQUEST...WILDFIRE  
.TAG 2428811.1/FGZ  
.DELDT 12/19/24  
.FORMATTERVERSION 2.0.0  
.EMAIL WILLIAM.DUDLEY@USDA.GOV  
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