495  
FNUS72 KJAX 260735  
FWSJAX  
 
SPOT FORECAST FOR ORANGE CREEK RX...SJRWMD  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
335 AM EDT FRI JUN 26 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 EDT ON JUNE 26.  
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  
 
LIGHT SOUTHWESTERLY WINDS CONTINUE THROUGH THE DAY TODAY. THE  
GULF SEA BREEZE WILL SHIFT WELL INLAND BRINGING ISOLATED TO  
SCATTERED SHOWERS AND THUNDERSTORMS NEAR THE PRESCRIBED FIRE IN  
THE AFTERNOON INTO EARLY EVENING HOURS. STORMS COULD PRODUCE HEAVY  
DOWNPOURS, GUSTY WINDS (30-40 MPH) AND FREQUENT LIGHTNING.  
WESTERLY WINDS AROUND 5 MPH DEVELOP SATURDAY AFTERNOON. DRIER AIR  
WILL SLIGHTLY DECREASE STORM COVERAGE ON SATURDAY WITH ISOLATED  
TO WIDELY SCATTERED SHOWERS AND STORMS SATURDAY AFTERNOON  
GENERALLY FROM 1 PM - 6 PM. DEEPER MIXING HEIGHTS WILL RESULT IN  
GOOD DAYTIME DISPERSIONS THROUGH THE WEEKEND. HIGHS WILL RISE INTO  
THE LOW 90S WITH MAX HEAT INDICES IN THE LOW 100S.  
   
REST OF TODAY  
 
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........8 9 10 18 18 31 38 57 64 69 63  
WEATHER COV..... SCH CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW  
TSTM COV........ SCH CHC CHC CHC CHC  
CHC OF PCPN (%).0 0 0 10 10 10 20 30 40 40 40  
CHC OF THDR (%).0 0 0 10 10 10 20 40 50 50 50  
TEMP............73 76 81 85 88 90 92 93 93 93 91  
RH..............93 87 79 72 66 60 54 52 52 52 56  
HEAT INDEX (F)..73 76 86 94 98 99 101 102 102 102 100  
WIND CHILL (F)..73 76 86 94 98 99 101 102 102 102 100  
20 FT WIND DIR..S S S S SW SW SW SW SW SW SW  
20 FT WIND SPD..1 1 1 3 5 6 6 7 6 6 6  
20 FT WIND GUST.6 6 6 6 7 9 9 10 9 9 9  
MIX HGT (KFT)...0.4 0.8 1.7 2.8 3.9 4.7 5.2 5.3 4.9 4.3 3.4  
TRANSP WIND DIR.S S S SW SW SW S S SW SW SW  
TRANSP WIND SPD.7 7 8 9 10 10 10 9 9 9 9  
DISPERSION IDX..3 7 17 33 50 58 62 60 58 50 40  
LVORI...........6 5 3 3 1 1 1 1 1 1 1  
   
TONIGHT  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........60 54 35 40 41 45 35 40 40 33 22 22  
WEATHER COV.....CHC CHC  
WEATHER TYPE....RW RW  
TSTM COV........CHC CHC  
CHC OF PCPN (%).30 30 10 10 10 10 0 0 0 0 0 0  
CHC OF THDR (%).40 30 10 10 10 10 0 0 0 0 0 0  
TEMP............89 88 85 82 80 79 78 77 76 75 75 74  
RH..............59 61 70 77 82 82 85 88 87 90 90 90  
HEAT INDEX (F)..97 96 93 88 85 79 78 77 76 75 75 74  
WIND CHILL (F)..97 96 93 88 85 79 78 77 76 75 75 74  
20 FT WIND DIR..SW SW SE SE S S S N N N N N  
20 FT WIND SPD..6 5 3 2 1 1 1 0 0 0 0 0  
20 FT WIND GUST.9 7 9 8 7 7 6 5 5 3 3 3  
MIX HGT (KFT)...2.4 1.5 0.7 0.4 0.4 0.5 0.5 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.SW S S S S S S S S S SW SW  
TRANSP WIND SPD.8 7 7 6 6 6 6 6 5 5 5 5  
DISPERSION IDX..27 14 3 3 3 3 3 2 2 2 2 2  
LVORI...........2 2 3 4 5 5 5 6 6 7 7 7  
   
SATURDAY  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........14 8 3 1 3 3 4 28 45 52 59 56  
WEATHER COV..... SCH SCH CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW  
TSTM COV........ SCH SCH CHC CHC CHC  
CHC OF PCPN (%).0 0 0 0 0 0 10 20 20 30 40 30  
CHC OF THDR (%).0 0 0 0 0 0 10 20 20 30 30 30  
TEMP............74 73 77 81 85 88 90 92 93 94 93 92  
RH..............90 93 90 79 70 66 60 56 52 51 52 54  
HEAT INDEX (F)..74 73 77 86 93 98 99 102 102 103 102 101  
WIND CHILL (F)..74 73 77 86 93 98 99 102 102 103 102 101  
20 FT WIND DIR..N N N N SW W W W W W W W  
20 FT WIND SPD..0 0 0 0 1 2 3 3 3 5 6 6  
20 FT WIND GUST.2 2 2 2 3 5 6 7 7 8 9 9  
MIX HGT (KFT)...0.3 0.2 0.5 1.5 2.8 4.0 5.1 6.0 6.6 6.8 6.7 5.9  
TRANSP WIND DIR.SW SW SW SW W W W W W W W W  
TRANSP WIND SPD.3 3 3 5 6 7 7 8 7 8 8 7  
DISPERSION IDX..2 2 4 9 21 36 47 55 59 62 59 50  
LVORI...........7 7 6 4 3 3 1 1 1 1 1 1  
 
 
FORECASTER...CHANEY  
REQUESTED BY...LAND MANAGER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2616225.0/JAX  
.DELDT 06/26/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ACOPELAND@SJRWMD.COM  
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