144  
FNUS72 KTAE 150738  
FWSTAE  
 
SPOT FORECAST FOR BU 59...FL FWC  
NATIONAL WEATHER SERVICE TALLAHASSEE FL  
338 AM EDT FRI MAY 15 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 CDT ON MAY 15.  
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  
 
LIGHT WINDS FROM THE NORTHEAST TODAY WILL LEAD TO POOR  
DISPERSIONS AT THE BURN SITE THIS AFTERNOON. MIXING HEIGHTS WILL  
APPROACH 4000 FEET THIS AFTERNOON WITH MAXIMUM TEMPERATURES IN THE  
MID-80S. MINIMUM RELATIVE HUMIDITY WILL BE NEAR CRITICAL IN THE  
MID TO UPPER 20S PERCENT. SKIES WILL BE CLEAR TO MOSTLY CLEAR  
THROUGH THE DAY.  
 
WINDS WILL SHIFT SOUTHEASTERLY ON SATURDAY AND INCREASE TO AROUND  
10-15 MPH (TRANSPORT WINDS). DISPERSION VALUES WILL INCREASE TO  
HIGH FOR SATURDAY AFTERNOON WITH MIXING HEIGHTS REACHING ABOUT  
6500 FEET. HUMIDITY VALUES DO RECOVER FOR SATURDAY WITH THE  
MINIMUM BEING IN THE MID-40S PERCENT. CLOUD COVER INCREASES  
THROUGH THE AFTERNOON ON SATURDAY WITH A LOW CHANCE FOR AN  
ISOLATED SHOWER/THUNDERSTORM IN THE AFTERNOON.  
 
THERE IS NO CONCERN FOR FOG DEVELOPMENT DURING THE FORECAST  
PERIOD.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 85.  
MIN HUMIDITY........28 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......3700 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 6 TO 10 MPH.  
LVORI...............4.  
DISPERSION INDEX....8 INCREASING TO 26.  
 
TIME (CDT) 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM  
SKY (%).........25 25 25 25 25 25 33 33 33 21 21 21  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............55 54 56 62 67 73 76 79 82 82 83 84  
RH..............80 83 80 65 54 46 40 34 29 29 28 28  
20 FT WIND DIR..N NE NE NE NE NE NE NE NE NE NE NE  
20 FT WIND SPD..2 2 3 3 3 3 3 3 3 3 3 3  
20 FT WIND GUST.8 9 12 10 10 9 8 7 7 6 7 7  
MIX HGT (KFT)...0.4 0.4 0.4 0.8 1.2 1.6 2.2 2.8 3.5 3.6 3.6 3.7  
TRANSP WIND DIR.NE NE NE NE NE NE NE NE NE NE NE NE  
TRANSP WIND SPD.9 9 10 9 8 7 6 6 6 6 6 6  
DISPERSION......4 4 10 9 12 14 18 21 25 26 27 27  
LVORI...........4 5 4 3 2 2 2 2 2 2 2 2  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....AROUND 58.  
MAX HUMIDITY........90 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....EAST 5 TO 9 MPH.  
LVORI...............4.  
DISPERSION INDEX....15 DECREASING TO 3 EARLY IN THE EVENING.  
 
TIME (CDT) 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM  
SKY (%).........2 2 2 3 3 3 4 4 4 14 14 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............82 80 79 72 69 66 64 62 61 60 59 59  
RH..............32 35 39 51 57 65 70 75 78 81 87 87  
20 FT WIND DIR..NE NE N NE NE E S N N N E E  
20 FT WIND SPD..2 1 1 1 1 1 1 0 0 0 1 2  
20 FT WIND GUST.6 6 6 6 6 6 6 5 3 5 6 8  
MIX HGT (KFT)...2.6 1.5 0.4 0.4 0.4 0.4 0.4 0.4 0.3 0.4 0.4 0.4  
TRANSP WIND DIR.NE NE NE E E E E E NE NE E E  
TRANSP WIND SPD.6 5 5 5 5 5 5 6 6 7 8 9  
DISPERSION......19 10 2 2 2 2 2 2 3 3 4 4  
LVORI...........2 2 2 2 3 3 3 3 4 5 5 6  
   
SATURDAY  
 
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING MOSTLY  
CLOUDY (65-75 PERCENT).  
CWR.................10 PERCENT.  
MAX TEMPERATURE.....AROUND 90.  
MIN HUMIDITY........45 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 8 MPH LATE  
IN THE MORNING.  
MIXING HEIGHT.......6600 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 9 TO 13 MPH SHIFTING TO THE SOUTH  
AROUND 12 MPH LATE IN THE AFTERNOON.  
LVORI...............4.  
DISPERSION INDEX....7 INCREASING TO 17 LATE IN THE MORNING, THEN  
INCREASING TO 31 LATE IN THE MORNING INCREASING  
TO 44 LATE IN THE MORNING INCREASING TO 60  
INCREASING TO 73 EARLY IN THE AFTERNOON  
DECREASING TO 56.  
 
TIME (CDT) 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM  
SKY (%).........7 7 7 27 27 27 41 41 41 70 70 70  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 10 10 10  
TEMP............59 60 62 66 75 80 84 86 88 88 89 90  
RH..............90 90 90 87 71 65 57 53 50 48 45 45  
20 FT WIND DIR..E E E SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..2 3 3 3 3 5 7 7 7 7 8 7  
20 FT WIND GUST.8 9 10 10 12 14 15 15 15 16 16 15  
MIX HGT (KFT)...0.4 0.4 0.4 1.2 2.1 2.9 4.1 5.3 6.6 6.4 6.2 6.0  
TRANSP WIND DIR.E SE SE SE SE SE SE SE SE S S S  
TRANSP WIND SPD.9 9 10 10 12 13 13 13 13 13 12 12  
DISPERSION......4 4 10 17 31 44 60 75 70 59 56 52  
LVORI...........6 6 5 4 3 1 1 1 1 1 1 1  
 
 
FORECASTER...MONTGOMERY  
REQUESTED BY...ROBERT WIELGUS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2613655.0/TAE  
.DELDT 05/15/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ROBERT.WIELGUS@MYFWC.COM  
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