442  
FNUS72 KJAX 271835  
FWSJAX  
 
SPOT FORECAST FOR MITCHELL...USWFS  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
235 PM EDT THU AUG 27 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1517 EDT ON AUGUST 27.  
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
 
 
ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS WILL POTENTIALLY  
IMPACT THE WILDFIRE SITE DURING THE LATE AFTERNOON AND  
EVENING HOURS. ANY ACTIVITY THAT REDEVELOPS LATER TODAY OR  
THIS EVENING WILL DIMINISH BY THE MID-EVENING HOURS TONIGHT.  
A FEW SHOWERS COULD IMPACT THE SITE AROUND SUNRISE ON FRIDAY,  
WITH DRY WEATHER THEN EXPECTED FROM THE EARLY MORNING THROUGH  
THE MID AFTERNOON HOURS. SHOWERS AND THUNDERSTORMS WILL THEN  
MOVE ACROSS THE WILDFIRE SITE DURING THE MID TO LATE AFTERNOON  
HOURS ON FRIDAY. SOUTHWESTERLY SURFACE AND TRANSPORT WINDS  
WILL PREVAIL THROUGH AROUND SUNSET, FOLLOWED BY WINDS SHIFTING  
TO SOUTHERLY WHILE DIMINISHING LATER THIS EVENING. SOUTHWESTERLY  
SURFACE AND TRANSPORT WINDS WILL PREVAIL ON FRIDAY, CREATING  
GOOD DAYTIME DISPERSION VALUES.  
   
REST OF TODAY
 
 
TIME (EDT) 3PM 4PM 5PM  
SKY (%).........70 73 75  
WEATHER COV.....CHC LKY LKY  
WEATHER TYPE....RW RW RW  
TSTM COV........CHC LKY LKY  
CHC OF PCPN (%).50 60 60  
CHC OF THDR (%).50 60 60  
TEMP............88 90 85  
RH..............60 60 65  
HEAT INDEX (F)..97 99 93  
20 FT WIND DIR..SW SW SW  
20 FT WIND SPD..5 5 5  
20 FT WIND GUST.10 12 12  
MIX HGT (KFT)...3.7 3.2 2.6  
TRANSP WIND DIR.SW SW SW  
TRANSP WIND SPD.9 9 9  
DISPERSION IDX..45 40 35  
LVORI...........1 1 3  
   
TONIGHT
 
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........73 74 75 77 77 74 60 56 51 54 55 53  
WEATHER COV.....CHC CHC CHC  
WEATHER TYPE....RW RW RW  
TSTM COV........CHC CHC CHC  
CHC OF PCPN (%).50 40 30 10 10 0 0 0 0 0 10 0  
CHC OF THDR (%).50 40 30 10 10 0 0 0 0 0 10 0  
TEMP............84 81 76 74 74 74 73 73 72 72 71 71  
RH..............70 74 90 100 97 97 97 97 100 97 100 100  
HEAT INDEX (F)..91 86 76 74 74 74 73 73 72 72 71 71  
20 FT WIND DIR..SW S S S S S S S S S S S  
20 FT WIND SPD..3 2 2 1 1 1 1 1 1 1 1 1  
20 FT WIND GUST.12 10 8 6 5 5 5 5 6 6 6 6  
MIX HGT (KFT)...1.9 1.3 0.6 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.SW S S S S S S S S S S S  
TRANSP WIND SPD.9 8 7 6 6 6 6 6 6 6 6 6  
DISPERSION IDX..25 15 5 3 3 3 3 3 3 3 3 3  
LVORI...........3 4 7 8 8 8 8 8 9 9 9 9  
   
FRIDAY
 
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........56 54 36 41 36 42 49 56 68 75 77 75  
WEATHER COV.....SCH SCH SCH CHC CHC CHC LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW  
TSTM COV........ SCH CHC CHC CHC LKY LKY  
CHC OF PCPN (%).20 20 10 10 10 10 20 30 40 50 60 60  
CHC OF THDR (%).10 10 10 10 10 20 30 30 50 60 60 50  
TEMP............71 70 72 75 81 84 86 87 88 87 89 84  
RH..............100 100 100 100 88 80 72 70 66 70 64 74  
HEAT INDEX (F)..71 70 72 75 88 94 96 98 98 98 99 92  
20 FT WIND DIR..S S S S SW SW SW SW SW SW W W  
20 FT WIND SPD..1 1 0 0 2 5 6 6 6 6 6 6  
20 FT WIND GUST.6 6 3 7 9 9 9 9 9 9  
MIX HGT (KFT)...0.5 0.5 0.5 1.3 2.0 2.8 3.4 4.0 4.6 3.7 2.8 1.9  
TRANSP WIND DIR.S S S SW SW SW SW SW SW SW S S  
TRANSP WIND SPD.7 7 7 8 9 9 10 10 10 9 8 7  
DISPERSION IDX..3 5 10 15 25 35 45 55 55 45 30 20  
LVORI...........9 9 8 5 4 3 3 2 1 1 2 3  
 

 
FORECASTER...NELSON  
REQUESTED BY...SAM JERMAN  
TYPE OF REQUEST...WILDFIRE  
.TAG 2620618.1/JAX  
.DELDT 08/27/26  
.FORMATTERVERSION 2.0.0  
.EMAIL SAMUEL_JERMAN@FWS.GOV  
 
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