812  
FNUS72 KJAX 191333  
FWSJAX  
 
SPOT FORECAST FOR CAMP CRYSTAL...FLORIDA FOREST SERVICE  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
833 AM EST FRI DEC 19 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EST ON DECEMBER 19.  
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
 
COLD FRONTAL PASSAGE STILL ON TRACK AROUND 10 AM THIS  
MORNING WITH A SHIFT TO NORTHWEST WINDS THAT MAY BRIEFLY GUST TO 30  
TO 35 MPH, THEN SETTLE DOWN TO NORTHWEST WINDS AROUND 15 MPH WITH  
BRIEF GUSTS TO 20 TO 25 MPH AT TIMES THROUGH THE AFTERNOON HOURS.  
SKIES WILL BECOME MOSTLY SUNNY THIS AFTERNOON. MUCH COOLER TONIGHT  
UNDER CLEAR SKIES AND LIGHT NORTH WINDS DEVELOPING. PATCHY FOG  
POSSIBLE AROUND SUNRISE SATURDAY MORNING.  
   
REST OF TODAY
 
 
TIME (EST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........69 60 43 34 20 10 5 3 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0  
TEMP............68 70 71 73 72 73 72 71 67  
RH..............97 87 76 62 55 48 43 41 45  
20 FT WIND DIR..W W NW NW NW NW NW NW NW  
20 FT WIND SPD..10 12 12 12 10 10 10 9 8  
20 FT WIND GUST.20 20 20 20 20 18 17 16 16  
MIX HGT (KFT)...1.8 2.4 2.6 2.8 3.0 3.0 2.9 2.9 2.0  
TRANSP WIND DIR.W W W W W W NW NW NW  
TRANSP WIND SPD.20 21 21 20 18 17 15 14 13  
DISPERSION IDX..36 58 60 60 58 52 47 43 33  
LVORI...........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 (%).........3 4 4 4 4 4 4 4 5 3 5 6  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............62 58 55 53 51 49 47 46 44 43 41 41  
RH..............52 57 61 64 66 66 68 68 73 70 73 73  
20 FT WIND DIR..NW NW NW N N N N N N N N N  
20 FT WIND SPD..7 6 6 6 6 6 5 6 5 5 5 5  
20 FT WIND GUST.14 13 13 13 13 13 13 13 12 12 12 10  
MIX HGT (KFT)...1.2 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.NW N N N N N N N N N N N  
TRANSP WIND SPD.12 12 12 12 12 12 12 12 10 10 9 9  
DISPERSION IDX..19 5 5 5 5 5 5 5 5 5 4 4  
LVORI...........2 3 3 3 3 3 3 3 3 3 3 3  
   
SATURDAY
 
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........5 11 3 3 3 4 4 5 7 10 12 12  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............40 40 41 48 55 61 65 68 71 72 71 68  
RH..............73 73 76 68 61 53 50 47 44 44 46 51  
20 FT WIND DIR..N N N NE NE NE NE E E E E E  
20 FT WIND SPD..5 5 5 5 5 5 5 5 5 3 3 3  
20 FT WIND GUST.10 9 8 8 9 9 8 8 8 8 8 8  
MIX HGT (KFT)...0.4 0.4 0.6 0.9 1.2 1.6 2.1 2.6 2.8 3.0 3.3 2.3  
TRANSP WIND DIR.N N NE NE NE E E E E E E E  
TRANSP WIND SPD.9 9 9 9 9 8 7 6 5 5 5 5  
DISPERSION IDX..4 10 10 11 15 17 19 19 16 17 18 13  
LVORI...........3 3 3 3 2 2 2 2 2 2 2 2  
 

 
FORECASTER...HESS  
REQUESTED BY...GREG JACKSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2527953.0/JAX  
.DELDT 12/19/25  
.FORMATTERVERSION 2.0.0  
.EMAIL THOMAS.JACKSON@FDACS.GOV  
 
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