972  
FNUS72 KTAE 180706  
FWSTAE  
 
SPOT FORECAST FOR TC42B...FWC  
NATIONAL WEATHER SERVICE TALLAHASSEE FL  
306 AM EDT MON MAY 18 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 EDT ON MAY 18.  
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  
 
PATCHY FOG MAY DEVELOP AROUND DAYBREAK THIS MORNING, BUT SHOULD  
SOON CLEAR AFTER DAYBREAK. DISPERSIONS WILL BE FAIR TO MODERATE  
THIS AFTERNOON WITH MIXING HEIGHTS APPROACHING 6000 FEET.  
TRANSPORT WINDS WILL BE SOUTHEASTERLY WITH SPEEDS UP TO 15 MPH.  
MINRH VALUES WILL BE ABOVE CRITICAL AROUND 45 PERCENT.  
TEMPERATURES WILL WARM TO THE LOW 90S WITH A MINIMAL CHANCE FOR  
SHOWERS AND THUNDERSTORMS TODAY THROUGH TOMORROW.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). PATCHY FOG EARLY  
IN THE MORNING.  
CWR.................10 PERCENT.  
MAX TEMPERATURE.....AROUND 92.  
MIN HUMIDITY........44 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH  
LATE IN THE MORNING, THEN BECOMING LIGHT LATE  
IN THE AFTERNOON.  
MIXING HEIGHT.......5800 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 9 TO 13 MPH.  
LVORI...............4.  
DISPERSION INDEX....5 INCREASING TO 63.  
 
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........21 21 31 31 31 26 26 26 20 20 20  
WEATHER COV.....PTY PTY  
WEATHER TYPE....FOG FOG  
TSTM COV........  
CWR.............0 0 0 0 0 10 10 10 10 10 10  
TEMP............69 71 74 79 83 86 87 89 90 92 91  
RH..............97 93 84 74 67 59 55 52 49 44 44  
20 FT WIND DIR..E E E SE SE SE SE SE SE SE SE  
20 FT WIND SPD..3 3 3 3 5 5 5 5 5 3 3  
20 FT WIND GUST.13 14 14 14 14 14 14 13 13 12 12  
MIX HGT (KFT)...1.0 1.3 1.9 2.5 3.1 3.7 4.3 4.9 5.2 5.5 5.8  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.12 13 13 13 13 13 13 12 10 10 9  
DISPERSION......5 20 31 42 51 58 64 67 65 66 64  
LVORI...........6 4 4 3 2 1 1 1 1 1 1  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....AROUND 68.  
MAX HUMIDITY........93 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 3 TO 9 MPH.  
LVORI...............3.  
DISPERSION INDEX....46 DECREASING TO 3.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........24 24 24 9 9 9 24 24 24 19 19 19  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............89 88 85 78 75 73 71 70 70 70 70 70  
RH..............47 48 53 64 71 73 79 81 81 81 84 84  
20 FT WIND DIR..SE S S N N N N NE E E E E  
20 FT WIND SPD..3 2 1 0 0 0 0 1 3 2 2 3  
20 FT WIND GUST.10 8 6 5 3 2 5 9 12 12 12 12  
MIX HGT (KFT)...4.1 2.3 0.6 0.5 0.4 0.4 0.4 0.4 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.SE S S S S S S SE E E E E  
TRANSP WIND SPD.9 8 8 7 5 3 5 6 8 8 9 9  
DISPERSION......46 25 4 3 2 2 2 3 3 4 4 4  
LVORI...........1 2 2 3 3 3 4 4 4 4 5 5  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
CWR.................10 PERCENT.  
MAX TEMPERATURE.....AROUND 92.  
MIN HUMIDITY........44 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......6700 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 8 TO 10 MPH.  
LVORI...............3.  
DISPERSION INDEX....8 INCREASING TO 58.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........19 19 19 13 13 13 10 10 10 38 38 38  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 10 10 10 10 10 10  
TEMP............70 68 70 73 79 84 87 88 90 90 91 92  
RH..............87 93 90 87 77 65 59 55 50 49 47 44  
20 FT WIND DIR..E E E SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..3 3 3 3 3 3 3 3 3 3 3 3  
20 FT WIND GUST.12 12 12 10 10 10 10 10 10 9 9 8  
MIX HGT (KFT)...0.6 0.7 0.8 1.8 2.7 3.7 4.6 5.5 6.4 6.5 6.6 6.7  
TRANSP WIND DIR.E SE SE SE SE SE SE SE E E E E  
TRANSP WIND SPD.10 10 10 10 10 9 9 8 8 8 8 8  
DISPERSION......4 5 11 24 36 44 53 55 61 62 61 60  
LVORI...........5 5 4 4 3 1 1 1 1 1 1 1  
 
 
FORECASTER...MONTGOMERY  
REQUESTED BY...CLIF MAEHR  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2613858.1/TAE  
.DELDT 05/18/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JUSTIN.VANGORDER@MYFWC.COM,SUTTON.MAEHR@MYFWC.COM  
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