751  
FNUS72 KJAX 041240  
FWSJAX  
 
SPOT FORECAST FOR GUANA RIVER WMA...FWC  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
840 AM EDT THU JUN 4 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON JUNE 04.  
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.  
   
..HIGH DISPERSIONS TODAY
 
 
   
DISCUSSION
 
 
BREEZY ENE WINDS WITH HIGH DISPERSIONS CONTINUE TODAY. WINDS WILL  
BE SUSTAINED AROUND 14-17 MPH WITH GUSTS UP 25 MPH POSSIBLE THIS  
MORNING AND AFTERNOON. WINDS GRADUALLY SUBSIDE TO LESS THAN 10 MPH LATER  
TONIGHT AFTER MIDNIGHT. ON FRIDAY, EASTERLY WINDS WILL INCREASE TO  
SUSTAINED 10-15 MPH WITH GUSTS UP TO 20 MPH. DISPERSIONS ON FRIDAY  
WILL BE GENERALLY GOOD. HIGH TEMPERATURES WILL REACH INTO THE  
LOW TO MID 80S EACH DAY. OVERNIGHT LOWS WILL BE IN THE LOW 70S. NO  
RAIN IS EXPECTED INTO THIS WEEKEND.  
   
REST OF TODAY
 
 
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........27 26 22 27 34 41 41 42 43  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0  
TEMP............77 79 81 82 83 82 82 81 81  
RH..............56 54 51 51 49 53 53 54 54  
HEAT INDEX (F)..77 79 82 83 84 83 83 82 82  
WIND CHILL (F)..77 79 82 83 84 83 83 82 82  
20 FT WIND DIR..NE E E E NE NE NE NE NE  
20 FT WIND SPD..17 17 17 17 17 16 16 16 16  
20 FT WIND GUST.21 22 22 22 22 22 21 21 20  
MIX HGT (KFT)...2.5 3.7 5.0 5.2 5.4 5.6 5.4 5.2 4.9  
TRANSP WIND DIR.E E E E E E E E E  
TRANSP WIND SPD.18 20 20 20 20 18 18 18 17  
DISPERSION IDX..58 71 80 81 81 80 78 77 74  
LVORI...........1 1 1 1 1 1 1 1 1  
   
TONIGHT
 
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........40 33 33 30 30 36 37 35 33 31 30 30  
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............80 78 77 76 75 75 74 73 73 72 72 72  
RH..............54 60 60 60 62 64 66 66 66 68 66 68  
HEAT INDEX (F)..81 78 77 76 75 75 74 73 73 72 72 72  
WIND CHILL (F)..81 78 77 76 75 75 74 73 73 72 72 72  
20 FT WIND DIR..NE E E E E E E E E E E E  
20 FT WIND SPD..16 15 15 13 12 10 9 8 8 8 8 8  
20 FT WIND GUST.20 18 17 15 13 12 10 9 9  
MIX HGT (KFT)...4.0 3.1 2.2 1.8 1.4 1.0 1.2 1.3 1.5 1.4 1.2 1.1  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.17 16 15 14 14 13 12 10 10 9 8 8  
DISPERSION IDX..65 55 17 15 13 11 10 8 8 6 6 6  
LVORI...........1 1 2 2 2 2 3 3 3 3 3 3  
   
FRIDAY
 
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........29 27 33 36 30 41 32 40 29 19 20 23  
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............72 72 74 78 81 82 83 84 84 83 83 82  
RH..............68 71 74 67 60 58 57 55 57 59 59 63  
HEAT INDEX (F)..72 72 74 78 83 84 85 86 87 86 86 85  
WIND CHILL (F)..72 72 74 78 83 84 85 86 87 86 86 85  
20 FT WIND DIR..E E E E E E E E E E E E  
20 FT WIND SPD..8 8 7 9 10 12 14 14 14 14 14 13  
20 FT WIND GUST. 9 12 13 15 17 17 17 18 17 17  
MIX HGT (KFT)...1.3 1.4 1.6 2.5 3.4 4.3 4.3 4.3 4.3 4.0 3.7 3.5  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.9 9 10 12 13 14 14 14 14 14 13 13  
DISPERSION IDX..6 7 24 36 48 56 53 53 52 50 46 45  
LVORI...........3 3 3 2 1 1 1 1 1 1 1 1  
 

 
FORECASTER...CHANEY  
REQUESTED BY...FWC  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2614955.0/JAX  
.DELDT 06/04/26  
.FORMATTERVERSION 2.0.0  
.EMAIL WADE.BRENNER@MYFWC.COM  
 
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