105
FNUS72 KMFL 211104
FWSMFL
SPOT FORECAST FOR FROG POND...SFWMD
NATIONAL WEATHER SERVICE MIAMI FL
704 AM EDT THU MAY 21 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 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
EASTERLY SURFACE WINDS WILL CONTINUE WITH BREEZY CONDITIONS DURING THE AFTERNOON
HOURS, RAIN CHANCES WILL REMAIN LOW TODAY WITH RELATIVE HUMIDITY VALUES REMAINING
ABOVE CRITICAL THRESHOLDS. DISPERSIONS WILL INCREASE INTO THE GOOD CATEGORY THIS
AFTERNOON ONCE TRANSPORT WINDS AND THE MIXING HEIGHT ENHANCES.
REST OF TODAY
SKY/WEATHER.........SUNNY (20-30 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MAX TEMPERATURE.....AROUND 89.
MIN HUMIDITY........59 PERCENT.
WIND (20 FT)........EAST WINDS 7 TO 10 MPH.
MIXING HEIGHT.......4400 FT AGL.
TRANSPORT WINDS.....EAST 10 TO 14 MPH.
DISPERSION INDEX....24 INCREASING TO 55.
LVORI...............2.
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........14 30 36 30 36 37 28 23 13
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 10 10 10 10 10 10 10 10
TEMP............81 84 85 87 88 88 88 87 88
RH..............82 72 67 61 59 59 59 61 59
20 FT WIND DIR..E E E E E E E E E
20 FT WIND SPD..7 8 9 9 9 10 10 10 9
20 FT WIND GUST.14 15 16 16 17 18 18 18 17
MIX HGT (KFT)...1.6 2.9 3.9 4.3 4.4 4.3 4.4 4.3 3.9
TRANSP WIND DIR.E E E E E E E E E
TRANSP WIND SPD.10 13 14 14 14 13 14 14 13
DISPERSION IDX..24 44 59 57 55 53 53 52 51
LVORI...........3 2 1 1 1 1 1 1 1
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 74.
MAX HUMIDITY........94 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 9 MPH IN THE EVENING AND
OVERNIGHT BECOMING LIGHT, THEN BECOMING EAST
AROUND 5 MPH EARLY IN THE MORNING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....EAST 8 TO 13 MPH.
DISPERSION INDEX....43 DECREASING TO 6.
LVORI...............4.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........11 12 19 40 27 18 19 30 40 29 23 26
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 10 0 0
TEMP............86 85 83 80 79 79 79 78 78 76 76 76
RH..............63 65 70 82 85 85 85 88 88 94 90 90
20 FT WIND DIR..E E E E E E E E E E E E
20 FT WIND SPD..9 8 8 7 6 6 5 5 3 3 3 5
20 FT WIND GUST.17 16 16 15 15 14 13 13 12 12 12 12
MIX HGT (KFT)...2.9 1.8 0.8 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.4
TRANSP WIND DIR.E E E E E E E E E E E E
TRANSP WIND SPD.13 12 10 10 10 10 10 10 10 9 9 8
DISPERSION IDX..43 28 7 6 5 5 5 5 5 5 4 4
LVORI...........1 3 3 4 4 5 5 5 5 5 5 6
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE MORNING.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....AROUND 89.
MIN HUMIDITY........61 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS LATE IN THE
MORNING.
MIXING HEIGHT.......4500 FT AGL.
TRANSPORT WINDS.....EAST 8 TO 14 MPH.
DISPERSION INDEX....8 INCREASING TO 50.
LVORI...............4.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........33 33 27 35 44 59 64 50 50 39 43 31
WEATHER COV..... SCH SCH SCH SCH SCH SCH SCH
WEATHER TYPE.... RW RW RW RW RW RW RW
TSTM COV........ SCH SCH SCH SCH SCH SCH SCH
CHC OF PCPN (%).10 0 0 0 10 20 20 20 20 20 20 20
TEMP............75 76 79 82 85 86 87 88 88 88 89 87
RH..............94 90 88 79 72 68 65 61 61 61 61 63
20 FT WIND DIR..E E E E E E E E E E E E
20 FT WIND SPD..5 6 7 8 8 9 10 10 10 10 10 9
20 FT WIND GUST.12 13 14 15 16 17 17 18 18 18 18 17
MIX HGT (KFT)...0.3 0.3 0.6 1.6 2.8 3.8 4.3 4.5 4.4 4.3 4.0 3.6
TRANSP WIND DIR.E E E E E E E E E E E E
TRANSP WIND SPD.8 9 9 12 13 14 14 14 13 13 13 12
DISPERSION IDX..4 5 11 24 46 51 52 53 46 49 48 46
LVORI...........6 5 5 3 2 1 1 1 1 1 1 1
FORECASTER...HADI
REQUESTED BY...ALLMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 2614209.0/MFL
.DELDT 05/21/26
.FORMATTERVERSION 2.0.0
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