616  
FNUS72 KJAX 050510 AAA  
FWSJAX  
 
SPOT FORECAST FOR CLAY COUNTY PRO RODEO...UPDATED  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
110 AM EDT SAT SEP 5 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0500 EDT ON SEPTEMBER 05.  
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
 
PARTLY CLOUDY WITH HIGHS AROUND 90 BY EARLY AFTERNOON  
AND PEAK HEAT INDEX AROUND 103 DEG. SHOWER AND THUNDERSTORM CHANCES  
INCREASE AFTER 12 PM AND PEAK BETWEEN 2-5 PM NEAR THE EVENT SITE.  
RAIN CHANCES DECREASE AFTER 6 PM THIS EVENING.  
 
SUNDAY, MOSTLY SUNNY IN THE MORNING AND HOTTER. HIGHS IN THE LOWER  
90S WITH PEAK HEAT INDEX 105-108 DEG. THUNDERSTORM CHANCES INCREASE  
AFTER 2 PM AND CONTINUE INTO THE EVENING.  
 
WEST TO SOUTHWEST WINDS PREVAIL EACH DAY 5-10 MPH WITH  
GUSTS UP TO 15 MPH.  
 
THUNDERSTORM HAZARDS INCLUDE LIGHTNING, GUSTY WINDS & LOCALLY HEAVY RAINFALL.  
   
TODAY
 
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........59 56 44 42 48 54 65 69 71 73 71 74  
WEATHER COV..... SCH CHC CHC CHC LKY LKY LKY CHC  
WEATHER TYPE.... RW RW RW RW RW RW RW RW  
TSTM COV........ CHC CHC CHC LKY LKY LKY CHC  
CHC OF PCPN (%).0 0 10 10 20 30 50 50 60 60 60 40  
CHC OF THDR (%).0 0 10 10 10 30 30 30 60 60 60 40  
TEMP............75 74 76 78 82 85 87 88 89 89 89 90  
RH..............97 100 97 97 91 82 77 75 70 70 68 64  
HEAT INDEX (F)..75 74 76 78 92 98 101 103 103 103 102 102  
SURFACE WND DIR.S SW SW SW SW W W W W W SW SW  
SURFACE WND SPD.3 3 3 3 5 6 6 6 7 7 7 7  
SURFACE WND GST.7 7 7 7 8 9 9 10 12 12 12 12  
TRANSP WIND DIR.SW SW SW SW W W W W W W W W  
TRANSP WIND SPD.6 6 6 7 8 8 9 8 8 8 8 8  
   
TONIGHT
 
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........79 55 67 47 37 46 37 24 50 40 35 39  
WEATHER COV.....CHC CHC SCH  
WEATHER TYPE....RW RW RW  
TSTM COV........CHC CHC SCH  
CHC OF PCPN (%).30 30 20 10 10 0 0 0 0 0 0 10  
CHC OF THDR (%).30 30 10 10 10 0 0 0 0 0 0 0  
TEMP............87 86 84 80 79 78 78 77 77 76 76 76  
RH..............70 75 77 88 91 94 94 97 97 97 97 97  
HEAT INDEX (F)..98 97 93 86 79 78 78 77 77 76 76 76  
SURFACE WND DIR.SW SW SW SW SW SW SW SW SW W W W  
SURFACE WND SPD.6 5 5 5 5 5 5 5 5 5 5 5  
SURFACE WND GST.10 8 8 8 8 9 9 9 9 9 9 9  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW W W W W  
TRANSP WIND SPD.8 8 8 8 8 8 8 8 8 8 8 8  
   
SUNDAY
 
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........40 50 42 48 45 30 39 39 57 78 73 75  
WEATHER COV..... SCH CHC LKY LKY LKY  
WEATHER TYPE.... RW RW RW RW RW  
TSTM COV........ SCH CHC LKY LKY LKY  
CHC OF PCPN (%).0 0 10 10 0 10 0 20 40 70 60 60  
CHC OF THDR (%).0 0 10 10 0 10 0 20 40 60 60 60  
TEMP............75 75 77 81 85 89 92 94 94 94 93 90  
RH..............100 100 94 85 77 70 62 58 56 56 58 64  
HEAT INDEX (F)..75 75 77 87 96 103 106 109 107 107 106 102  
SURFACE WND DIR.W W W W W W W W W W W W  
SURFACE WND SPD.5 5 6 6 7 8 8 8 8 8 7 7  
SURFACE WND GST.10 9 10 10 12 12 13 13 13 14 13 13  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.7 7 7 8 8 9 9 9 9 9 9 8  
 

 
FORECASTER...ENYEDI  
REQUESTED BY...ZACH COX  
TYPE OF REQUEST...OTHER  
.TAG 2620812.2/JAX  
.DELDT 09/05/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ZCOX@CLAYSHERIFF.COM  
 
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