749  
FNUS72 KTAE 180708  
FWSTAE  
 
SPOT FORECAST FOR BU 26-27...TNC  
NATIONAL WEATHER SERVICE TALLAHASSEE FL  
308 AM EDT MON MAY 18 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 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.........SUNNY (15-25 PERCENT).  
CWR.................10 PERCENT.  
MAX TEMPERATURE.....AROUND 92.  
MIN HUMIDITY........44 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......5900 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 9 TO 13 MPH.  
LVORI...............3.  
DISPERSION INDEX....36 INCREASING TO 61.  
 
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........23 23 23 24 24 24 20 20 20  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 10 10 10 10 10 10  
TEMP............74 79 83 86 87 88 90 92 90  
RH..............84 74 67 59 57 54 49 44 47  
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE  
20 FT WIND SPD..6 6 6 6 6 6 5 5 5  
20 FT WIND GUST.15 15 15 14 14 14 13 13 12  
MIX HGT (KFT)...1.8 2.4 3.0 3.6 4.2 4.7 5.1 5.5 5.9  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.13 13 13 13 12 10 10 9 9  
DISPERSION......31 40 49 55 59 61 62 63 63  
LVORI...........4 3 2 1 1 1 1 1 1  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....AROUND 69.  
MAX HUMIDITY........90 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 5 TO 9 MPH.  
LVORI...............3.  
DISPERSION INDEX....44 DECREASING TO 3.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........30 30 11 20 20 15  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0 0 0  
TEMP............91 85 76 72 71 71  
RH..............44 53 69 79 79 81  
20 FT WIND......S 3 S 2 N 0 N 1 E 3 E 3  
20 FT WIND GUST.10 7 3 5 13 13  
MIX HGT (FT)....4100 600 400 400 500 500  
TRANSPORT WIND..SE 9 S 8 S 6 S 5 E 8 E 9  
DISPERSION......44 3 2 2 3 4  
LVORI...........1 3 3 4 4 5  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
CWR.................10 PERCENT.  
MAX TEMPERATURE.....AROUND 92.  
MIN HUMIDITY........46 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......6700 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 7 TO 12 MPH.  
LVORI...............3.  
DISPERSION INDEX....8 INCREASING TO 60.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........21 21 21 15 15 15 19 19 19 32 32 32  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 10 10 10 10 10 10  
TEMP............70 69 71 73 79 83 86 88 90 90 91 92  
RH..............87 90 87 87 79 70 63 57 52 50 49 46  
20 FT WIND DIR..E E E SE SE SE SE E E E SE SE  
20 FT WIND SPD..3 3 3 3 3 3 3 3 3 3 3 3  
20 FT WIND GUST.13 13 13 12 12 10 10 10 10 9 9 8  
MIX HGT (KFT)...0.6 0.7 0.8 1.7 2.6 3.5 4.5 5.4 6.3 6.4 6.6 6.7  
TRANSP WIND DIR.E E E SE SE SE SE SE E E E E  
TRANSP WIND SPD.10 10 12 10 10 9 9 8 8 8 7 7  
DISPERSION......4 5 11 23 34 41 51 53 61 62 58 57  
LVORI...........5 5 5 4 3 2 1 1 1 1 1 1  
 
 
FORECASTER...MONTGOMERY  
REQUESTED BY...CATHERINE RICKETTS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2613897.0/TAE  
.DELDT 05/18/26  
.FORMATTERVERSION 2.0.0  
.EMAIL C.RICKETTS@TNC.ORG  
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