831  
FNUS72 KMFL 230820  
FWSMFL  
 
SPOT FORECAST FOR FISHEATING CREEK UNIT 18W RX...FLORIDA FISH AND WILDLIFE CONSERVATION  
NATIONAL WEATHER SERVICE MIAMI FL  
320 AM EST TUE DEC 23 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EST ON DECEMBER 23.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (305) 229-4522, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
LIGHT EASTERLY WINDS WILL PREVAIL TODAY WITH MINIMAL RAIN CHANCES AT THE  
BURN SITE. DISPERSION VALUES WILL STEADILY INCREASE AFTER SUNRISE, REACHING  
THE GOOD TO VERY GOOD CATEGORY DURING THE LATE MORNING AND AFTERNOON HOURS.  
RELATIVE HUMIDITY VALUES WILL REMAIN ABOVE CRITICAL THRESHOLDS.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 79.  
MIN HUMIDITY........56 PERCENT.  
WIND (20 FT)........EAST WINDS 6 TO 8 MPH.  
MIXING HEIGHT.......3900 FT AGL.  
TRANSPORT WINDS.....EAST 13 TO 20 MPH.  
DISPERSION INDEX....31 INCREASING TO 50 LATE IN THE MORNING, THEN  
INCREASING TO 62 LATE IN THE MORNING DECREASING  
TO 51 LATE IN THE AFTERNOON DECREASING TO 42.  
LVORI...............3.  
 
TIME (EST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........16 15 20 23 38 33 40 25 32 26  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
TEMP............65 71 75 76 78 79 79 79 77 77  
RH..............90 81 69 66 62 60 58 56 60 60  
20 FT WIND DIR..NE E E E E E E E E E  
20 FT WIND SPD..6 7 8 8 8 8 8 8 8 7  
20 FT WIND GUST.14 15 16 16 17 16 16 16 16 15  
MIX HGT (KFT)...1.6 2.4 3.1 3.5 3.8 3.9 3.9 3.8 3.4 2.8  
TRANSP WIND DIR.E E E E E E E E E E  
TRANSP WIND SPD.15 17 20 18 17 15 14 14 13 13  
DISPERSION IDX..31 50 64 63 60 54 51 49 47 42  
LVORI...........4 3 2 1 1 1 1 1 1 1  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 58.  
MAX HUMIDITY........96 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS AROUND 5 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 8 TO 13 MPH.  
DISPERSION INDEX....32 DECREASING TO 5.  
LVORI...............5.  
 
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........19 18 11 10 15 14 11 17 11 9 11 6  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............73 69 68 66 64 63 62 61 60 60 59 59  
RH..............68 76 78 84 90 90 90 93 93 93 96 93  
20 FT WIND DIR..NE NE NE NE NE NE NE NE N N N N  
20 FT WIND SPD..5 5 3 3 3 3 3 3 3 3 3 3  
20 FT WIND GUST.14 13 12 9 8 8 8 8 8 8 8 8  
MIX HGT (KFT)...2.0 1.4 1.0 0.7 0.6 0.5 0.5 0.5 0.4 0.4 0.4 0.3  
TRANSP WIND DIR.E E E NE NE NE NE NE NE NE NE NE  
TRANSP WIND SPD.13 12 10 9 9 8 9 9 9 9 9 9  
DISPERSION IDX..32 6 5 4 4 4 4 4 4 4 4 4  
LVORI...........2 3 4 5 6 6 6 6 6 6 7 7  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 80.  
MIN HUMIDITY........51 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST 5 TO 7 MPH IN  
THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......5700 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 9 TO 12 MPH.  
DISPERSION INDEX....7 INCREASING TO 14 EARLY IN THE MORNING, THEN  
INCREASING TO 26 LATE IN THE MORNING INCREASING  
TO 39 LATE IN THE MORNING INCREASING TO 54  
INCREASING TO 63 LATE IN THE AFTERNOON  
DECREASING TO 48.  
LVORI...............4.  
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........7 9 7 6 3 6 9 12 13 14 14 11  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............58 58 60 66 73 77 78 79 80 80 78 76  
RH..............93 93 96 84 68 60 58 54 52 51 54 58  
20 FT WIND DIR..N N N NE NE NE NE NE NE NE NE NE  
20 FT WIND SPD..3 3 3 5 5 6 7 7 7 7 7 6  
20 FT WIND GUST.9 9 9 10 10 12 12 13 13 14 14 13  
MIX HGT (KFT)...0.2 0.4 1.0 1.9 2.9 3.7 4.4 4.9 5.4 5.7 5.4 4.1  
TRANSP WIND DIR.NE N NE NE NE NE NE NE NE NE NE NE  
TRANSP WIND SPD.9 10 10 12 12 12 12 10 10 10 10 10  
DISPERSION IDX..4 10 14 26 39 50 56 58 63 64 61 48  
LVORI...........6 5 5 3 3 1 1 1 1 1 1 1  
 
 
FORECASTER...HADI  
REQUESTED BY...RYDER HOCHMUTH  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2528031.0/MFL  
.DELDT 12/23/25  
.FORMATTERVERSION 2.0.0  
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