919  
FNUS72 KJAX 140519  
FWSJAX  
 
SPOT FORECAST FOR C-18 FERRY...US FOREST SERVICE  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
1219 AM EST WED JAN 14 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EST ON JANUARY 14.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (904) 741-4370 IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
WEST WINDS DEVELOP TODAY TO AROUND 10 MPH AHEAD OF AN APPROACHING  
COLD FRONT RESULTING IN GOOD AFTERNOON DISPERSIONS. LIGHT  
SCATTERED SHOWERS WILL MOVE NEAR THE BURN SITE BEGINNING THIS  
AFTERNOON. ANOTHER ROUND OF SHOWERS WILL MOVE THROUGH OVERNIGHT.  
HIGH TEMPERATURES WILL WARM TO SEASONABLE IN THE MID 60S.  
OVERNIGHT LOWS WILL BE IN THE UPPER 40S.  
   
REST OF TODAY  
 
TIME (EST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........90 91 88 84 85 86 83 80 78 77  
WEATHER COV..... SCH SCH CHC CHC  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........  
CHC OF PCPN (%).20 10 10 10 10 10 20 20 40 30  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0  
TEMP............55 56 58 61 64 64 64 64 64 63  
RH..............90 86 86 78 65 60 58 56 52 60  
HEAT INDEX (F)..55 56 58 61 64 64 64 64 64 63  
WIND CHILL (F)..55 56 58 61 64 64 64 64 64 63  
20 FT WIND DIR..W W W W W W W W W W  
20 FT WIND SPD..3 5 6 8 9 12 12 10 9 8  
20 FT WIND GUST.6 7 9 13 14 16 16 15 15 14  
MIX HGT (KFT)...0.8 1.2 1.6 2.1 2.7 3.3 3.0 2.8 2.5 1.9  
TRANSP WIND DIR.W W W W W W W W W W  
TRANSP WIND SPD.8 10 13 15 17 18 18 17 16 14  
DISPERSION IDX..7 15 25 38 51 51 54 51 46 33  
LVORI...........4 4 4 3 1 1 1 1 1 1  
   
TONIGHT  
 
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........77 77 75 73 71 73 76 78 82 85 88 83  
WEATHER COV.....SCH SCH SCH SCH SCH CHC CHC LKY LKY CHC CHC CHC  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........  
CHC OF PCPN (%).20 20 20 20 20 40 50 60 60 50 40 30  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............58 55 54 53 52 51 51 51 51 50 50 49  
RH..............75 86 90 93 96 100 100 100 100 100 100 100  
HEAT INDEX (F)..58 55 54 53 52 51 51 51 51 49 48 47  
WIND CHILL (F)..58 55 54 53 52 51 51 51 51 49 48 47  
20 FT WIND DIR..W W W W W W W W W W W NW  
20 FT WIND SPD..7 6 5 5 5 3 3 3 3 3 5 6  
20 FT WIND GUST.14 13 13 12 12 10 10 9 10 10 12 13  
MIX HGT (KFT)...1.4 0.8 0.7 0.6 0.5 0.6 0.7 0.9 0.8 0.8 0.8 0.8  
TRANSP WIND DIR.W W W SW SW SW SW SW W W NW NW  
TRANSP WIND SPD.13 10 10 9 9 9 8 8 9 10 12 13  
DISPERSION IDX..22 7 7 6 6 4 4 4 5 5 7 8  
LVORI...........3 4 5 5 6 6 7 8 9 8 7 7  
 
 
FORECASTER...CHANEY  
REQUESTED BY...JOHN RAMSAY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2600090.0/JAX  
.DELDT 01/14/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JOHN.RAMSAY@USDA.GOV  
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