942  
FNUS72 KTAE 220736  
FWSTAE  
 
SPOT FORECAST FOR BU18...FLORIDA FISH AND WILDLIFE CONSERVATION  
NATIONAL WEATHER SERVICE TALLAHASSEE FL  
236 AM EST MON DEC 22 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0500 EST ON DECEMBER 22.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (850) 942-8833, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
STRONG EASTERLY TRANSPORT WINDS AROUND 15 MPH WILL SUBSIDE INTO  
THE AFTERNOON. MIXING HEIGHTS WILL ONLY TOP OUT AROUND 2,500 FT  
DURING THE AFTERNOON, YIELDING FAIR DISPERSIONS DURING THE  
AFTERNOON. MIN RH VALUES WILL DROP INTO THE UPPER 30S THIS  
AFTERNOON.  
 
EXCELLENT RH RECOVERY IS EXPECTED TONIGHT, REBOUNDING TO THE 90S  
TO NEAR 100 PERCENT. WINDS ALSO BECOME LIGHT OVERNIGHT. WITH LIGHT  
WINDS AND INCREASING MOISTURE, THERE IS A LOW TO MEDIUM CHANCE  
(30-40%) FOR PATCHY FOG LATE TONIGHT INTO TUESDAY MORNING AT THE  
BURN SITE.  
 
LIGHT WINDS ON TUESDAY WITH MIXING HEIGHTS AROUND 3,500-4,000 FEET  
WILL RESULT IN POOR DISPERSIONS. FOG POTENTIAL INCREASES FURTHER  
TUESDAY NIGHT.  
   
TODAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 71.  
MIN HUMIDITY........38 PERCENT.  
WIND (20 FT)........EAST WINDS 5 TO 9 MPH.  
MIXING HEIGHT.......2400 FT AGL.  
TRANSPORT WINDS.....EAST 10 TO 17 MPH.  
LVORI...............3.  
DISPERSION INDEX....15 INCREASING TO 35 IN THE LATE MORNING AND  
AFTERNOON.  
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........5 5 5 4 4 4 3 3 3 2 2 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............50 50 48 54 58 61 66 68 69 71 69 68  
RH..............77 68 71 59 53 48 43 40 40 38 42 47  
20 FT WIND DIR..NE NE NE E E E E E E E E E  
20 FT WIND SPD..6 6 7 8 9 9 8 8 8 8 6 5  
20 FT WIND GUST.17 17 17 18 18 18 18 17 17 16 10 9  
MIX HGT (KFT)...0.6 0.6 0.9 1.2 1.5 1.7 1.8 2.0 2.2 2.3 2.4 1.8  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.12 12 14 16 17 16 15 14 13 13 12 10  
DISPERSION......15 15 15 35 35 35 34 34 34 35 35 35  
LVORI...........4 3 3 2 1 1 1 1 1 1 1 2  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....AROUND 50.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS AROUND 5 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 10 MPH.  
LVORI...............6.  
DISPERSION INDEX....10 DECREASING TO 4 AFTER 3 AM.  
 
TIME (EST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........3 3 3 9 9 9 20 20 20 19 19 19  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............65 60 57 56 55 54 54 53 52 51 51 50  
RH..............52 67 72 77 80 86 90 96 96 100 96 100  
20 FT WIND DIR..NE NE NE NE E E E E E E NE E  
20 FT WIND SPD..5 3 3 3 3 3 3 3 2 2 2 2  
20 FT WIND GUST.9 7 7 7 7 6 6 6 3 3 3 3  
MIX HGT (KFT)...1.2 0.5 0.6 0.6 0.6 0.6 0.6 0.5 0.5 0.4 0.4 0.4  
TRANSP WIND DIR.E NE E E E E E E E E E E  
TRANSP WIND SPD.9 9 9 10 10 10 10 10 9 9 8 8  
DISPERSION......14 14 14 5 5 5 5 5 5 4 4 4  
LVORI...........2 3 3 3 4 5 6 7 9 9 9 9  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY (10-20 PERCENT). PATCHY FOG EARLY IN THE  
MORNING.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 76.  
MIN HUMIDITY........62 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......3800 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 7 MPH SHIFTING TO THE SOUTH 5 TO 7  
MPH IN THE AFTERNOON.  
LVORI...............6.  
DISPERSION INDEX....10 INCREASING TO 25 IN THE AFTERNOON.  
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........17 17 17 10 10 10 10 10 10 11 11 11  
WEATHER COV.....PTY PTY PTY  
WEATHER TYPE....FOG FOG FOG  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............50 50 51 56 62 66 70 74 74 75 75 73  
RH..............100 100 100 96 87 81 73 66 66 62 62 66  
20 FT WIND DIR..NE NE NE E E SE S S S S S S  
20 FT WIND SPD..2 2 2 2 2 2 2 2 2 2 2 2  
20 FT WIND GUST.3 3 3 3 3 3 3 3 3 3 3 3  
MIX HGT (KFT)...0.4 0.4 0.5 0.6 0.6 1.3 2.0 2.7 3.1 3.4 3.8 2.6  
TRANSP WIND DIR.E E E SE SE SE S S S S SW SW  
TRANSP WIND SPD.7 7 7 7 7 7 7 7 7 6 6 5  
DISPERSION......7 7 7 12 12 12 26 26 26 24 24 24  
LVORI...........9 8 8 6 5 4 3 3 3 2 2 3  
 
 
FORECASTER...YOUNG  
REQUESTED BY...WILL HARRIS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2527997.0/TAE  
.DELDT 12/22/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JAMES.HARRIS@MYFWC.COM  
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