561  
FNUS72 KJAX 170434  
FWSJAX  
 
SPOT FORECAST FOR HWY 82 FIRE...GFC  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
1234 AM EDT SUN MAY 17 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 EDT ON MAY 17.  
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  
 
WINDS WILL CONTINUE TO BE MAINLY FROM THE SOUTHEAST TODAY.  
AS THE SEABREEZE PUSHES INLAND, ISOLATED CHANCES OF SHOWERS AND  
STORMS EXPECTED DURING THE LATE AFTERNOON HOURS, WITH ACTIVITY  
SHIFTING FROM EAST TO WEST. LIGHT WINDS DURING THE OVERNIGHT  
HOURS INTO MONDAY. ON MONDAY, DRY AIR OVER THE AREA, WILL LIMIT  
THE CHANCES OF PRECIPITATION, BUT MINRHS ARE EXPECTED TO REMAIN  
ABOVE CRITICAL LEVELS. WINDS WILL PRIMARILY BE EASTERLY MONDAY  
AFTERNOON WITH WIND SPEEDS AROUND 10 MPH AND OCCASIONAL GUSTS  
UPWARD OF 20 MPH. GOOD DISPERSIONS ARE EXPECTED DURING THE  
AFTERNOON HOURS.  
   
TODAY  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........72 71 61 61 66 70 70 70 68 67 64 60  
WEATHER COV..... SCH SCH SCH SCH  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH  
CHC OF PCPN (%).0 0 0 0 0 10 10 10 20 20 20 20  
CHC OF THDR (%).0 0 0 0 0 10 10 10 10 10 10 10  
TEMP............67 67 70 75 81 85 88 90 90 90 89 88  
RH..............100 100 100 87 71 62 55 52 50 50 52 54  
HEAT INDEX (F)..67 67 70 75 86 91 93 96 96 95 95 92  
WIND CHILL (F)..67 67 70 75 85 90 93 95 95 95 94 92  
20 FT WIND DIR..SE SE SE S S S SE SE SE SE SE SE  
20 FT WIND SPD..3 3 3 6 8 8 8 9 9 10 12 13  
20 FT WIND GUST.6 6 6 9 13 13 13 14 14 16 17 20  
MIX HGT (KFT)...0.6 0.7 0.8 1.7 2.6 3.5 3.7 3.9 4.0 3.9 3.7 3.5  
TRANSP WIND DIR.S S S S S S S S SE SE SE SE  
TRANSP WIND SPD.10 10 10 10 10 10 10 9 9 10 12 13  
DISPERSION IDX..5 5 10 23 35 46 47 46 51 50 46 45  
LVORI...........9 9 7 4 3 1 1 1 1 1 1 1  
   
TONIGHT  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........64 68 73 70 68 64 58 51 44 44 43 41  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 10 10 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............87 84 80 76 74 73 71 70 69 68 67 65  
RH..............55 61 68 78 84 87 89 93 97 99 97 100  
HEAT INDEX (F)..91 89 84 77 74 73 72 70 69 68 67 65  
WIND CHILL (F)..91 88 83 76 74 73 71 70 69 67 67 65  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE SE E  
20 FT WIND SPD..12 10 9 6 5 3 3 3 3 3 2 2  
20 FT WIND GUST.17 16 14 9 7 6 6 6 6 6 3 3  
MIX HGT (KFT)...2.6 1.6 0.7 0.6 0.6 0.5 0.5 0.5 0.4 0.5 0.5 0.5  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.13 13 12 12 10 10 10 9 9 9 8 8  
DISPERSION IDX..38 27 10 8 6 5 5 4 4 4 4 4  
LVORI...........1 2 3 4 5 5 6 6 7 9 8 9  
   
MONDAY  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........39 37 33 19 13 14 14 14 11 14 13 9  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............65 66 69 73 79 82 85 86 87 87 86 85  
RH..............100 100 93 81 68 61 53 50 49 46 47 50  
HEAT INDEX (F)..65 66 69 74 79 85 87 89 89 88 88 86  
WIND CHILL (F)..65 65 69 73 78 85 87 88 88 88 87 86  
20 FT WIND DIR..E E E SE E E E E E E E E  
20 FT WIND SPD..2 2 2 2 3 5 7 8 9 10 10 10  
20 FT WIND GUST.3 3 3 7 10 12 15 16 18 20 20 18  
MIX HGT (KFT)...0.5 0.6 0.7 1.8 2.8 3.9 4.1 4.3 4.5 4.3 4.1 3.9  
TRANSP WIND DIR.SE SE SE SE E E E E E E E E  
TRANSP WIND SPD.7 7 7 7 8 9 10 12 12 13 13 13  
DISPERSION IDX..3 3 7 16 30 48 54 61 67 67 64 61  
LVORI...........9 9 6 4 3 1 1 1 1 1 1 1  
 
 
FORECASTER...CRUZ  
REQUESTED BY...ETHAN ROBERTSON  
TYPE OF REQUEST...WILDFIRE  
.TAG 2613811.0/JAX  
.DELDT 05/17/26  
.FORMATTERVERSION 2.0.0  
.EMAIL FMALLEN@GFC.STATE.GA.US,JSQUIRES@GFC.STATE.GA.US,RTODD@GFC.STATE.GA.US,EROBERTSON@GFC.STATE.GA.US,CESTONE@GFC.STATE.GA.US,KLYNN@GFC.STATE.GA.US,BJOINER@GFC.STATE.GA.US,CCARTER@GFC.STATE.GA.US  
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