024  
FNUS72 KMFL 201943  
FWSMFL  
 
SPOT FORECAST FOR FROG POND...SFWMD  
NATIONAL WEATHER SERVICE MIAMI FL  
343 PM EDT WED MAY 20 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 EDT ON MAY 21.  
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
 
 
GENERALLY GOOD DISPERSIONS AND MIN RH VALUES NEAR 60 PERCENT ARE  
FORECAST FOR THURSDAY UNDER TYPICAL EASTERLY 5-15 MPH WINDS. RAIN  
CHANCES WILL BE HIGHEST IN THE FIRST HALF OF THE DAY, WITH THE THREAT  
SHIFTING TO SW FL IN THE AFTERNOON.  
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY (20-30 PERCENT). SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS EARLY IN THE AFTERNOON.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE  
IN THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........57 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 10 MPH EARLY IN  
THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS EARLY IN THE AFTERNOON.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS LATE IN THE AFTERNOON.  
MIXING HEIGHT.......4700 FT AGL.  
TRANSPORT WINDS.....EAST 7 TO 14 MPH.  
DISPERSION INDEX....6 INCREASING TO 55.  
LVORI...............4.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........33 19 19 19 13 25 29 27 25 25 35 22  
WEATHER COV..... SCH SCH  
WEATHER TYPE.... RW RW  
TSTM COV........ SCH SCH  
CHC OF PCPN (%).0 0 10 10 10 10 20 10 10 20 10 10  
TEMP............75 74 78 81 85 86 87 88 88 89 88 88  
RH..............90 93 88 82 70 65 63 59 59 57 61 59  
20 FT WIND DIR..E E E E E E E E E E E E  
20 FT WIND SPD..3 3 5 7 8 8 9 9 9 10 10 9  
20 FT WIND GUST.9 9 10 13 14 15 16 17 17 18 18 18  
MIX HGT (KFT)...0.5 0.5 0.5 1.7 2.8 3.9 4.1 4.4 4.7 4.3 4.0 3.6  
TRANSP WIND DIR.E E E E E E E E E E E E  
TRANSP WIND SPD.7 7 8 9 12 13 13 13 13 13 14 14  
DISPERSION IDX..3 3 8 21 39 58 53 53 53 52 53 52  
LVORI...........6 7 5 3 3 1 1 1 1 1 1 1  
 

 
FORECASTER...HARRIGAN  
REQUESTED BY...ALLMAN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2614160.0/MFL  
.DELDT 05/20/26  
.FORMATTERVERSION 2.0.0  
 
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