428  
FNUS72 KMFL 030919  
FWSMFL  
 
SPOT FORECAST FOR SHARK VALLEY...NPS  
NATIONAL WEATHER SERVICE MIAMI FL  
519 AM EDT THU JUL 3 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 EDT ON JULY 03.  
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  
SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED THROUGHOUT  
THE DAY TODAY, WHICH MAY RESULT IN ERRATIC WINDS IN AND NEAR STORMS.  
OUTSIDE OF STORMS, LIGHT SOUTH TO SOUTHWEST WINDS ARE EXPECTED. FAIR TO  
GENERALLY GOOD DISPERSIONS EXPECTED.  
   
TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT) THEN BECOMING  
CLOUDY (85-95 PERCENT). CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PCPN......80 PERCENT.  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........70 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH IN  
THE LATE MORNING AND AFTERNOON, THEN SHIFTING  
TO THE WEST AROUND 5 MPH LATE IN THE AFTERNOON.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS EARLY IN THE MORNING.  
MIXING HEIGHT.......3900 FT AGL.  
TRANSPORT WINDS.....SOUTH 9 TO 14 MPH SHIFTING TO THE WEST 9 TO 10  
MPH LATE IN THE AFTERNOON.  
DISPERSION INDEX....8 INCREASING TO 22 LATE IN THE MORNING, THEN  
INCREASING TO 43 LATE IN THE MORNING INCREASING  
TO 58 LATE IN THE MORNING DECREASING TO 47  
DECREASING TO 34 LATE IN THE AFTERNOON.  
LVORI...............6.  
 
TIME (EDT) 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM  
SKY (%).........57 49 48 46 58 64 62 74 74 76 86 91  
WEATHER COV..... CHC CHC CHC CHC LKY LKY DEF LKY LKY LKY  
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW  
TSTM COV........ CHC CHC CHC CHC LKY LKY DEF LKY LKY LKY  
CHC OF PCPN (%).10 10 30 30 40 40 60 70 80 70 70 60  
TEMP............75 75 78 82 84 86 86 86 85 85 84 82  
RH..............100 100 97 88 80 75 72 70 75 72 74 79  
20 FT WIND DIR..S S S S S S S SW SW SW SW W  
20 FT WIND SPD..3 3 3 3 5 6 6 6 7 6 6 5  
20 FT WIND GUST.8 9 10 12 14 15 17 17 18 17 16 15  
MIX HGT (KFT)...0.3 0.2 0.5 1.4 2.6 3.6 3.9 3.9 3.6 3.3 2.9 2.4  
TRANSP WIND DIR.S S S S S S S SW SW SW W W  
TRANSP WIND SPD.9 10 12 13 13 14 14 13 12 12 10 9  
DISPERSION IDX..4 5 11 22 43 59 60 56 48 46 38 29  
LVORI...........8 9 6 4 3 3 2 2 3 3 3 3  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) THEN BECOMING  
PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (50-60 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT.  
CHANCE OF PCPN......50 PERCENT.  
MIN TEMPERATURE.....AROUND 73.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE EVENING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS IN THE EVENING.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS OVERNIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....WEST 3 TO 8 MPH SHIFTING TO THE SOUTH 3 TO 6  
MPH IN THE LATE EVENING AND OVERNIGHT.  
DISPERSION INDEX....14 DECREASING TO 3 EARLY IN THE EVENING.  
LVORI...............6.  
 
TIME (EDT) 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM  
SKY (%).........92 88 91 80 80 78 61 60 63 59 49 54  
WEATHER COV.....CHC CHC CHC CHC SCH SCH SCH CHC CHC CHC CHC  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........CHC CHC CHC CHC SCH SCH SCH CHC CHC CHC CHC  
CHC OF PCPN (%).40 50 30 30 20 20 10 20 30 30 40 40  
TEMP............82 80 79 78 77 77 76 76 76 75 75 75  
RH..............79 85 88 91 94 90 97 97 94 100 97 97  
20 FT WIND DIR..W W W SW S S S S S S S S  
20 FT WIND SPD..5 3 2 2 2 2 2 2 2 2 2 2  
20 FT WIND GUST.13 10 8 6 5 6 6 6 7 7 7 7  
MIX HGT (KFT)...1.8 1.2 0.7 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.W W W W S S S S S S S S  
TRANSP WIND SPD.8 6 5 3 3 3 5 5 6 6 6 6  
DISPERSION IDX..18 9 2 2 2 2 2 2 3 3 3 3  
LVORI...........3 4 6 7 7 7 8 8 7 8 8 8  
   
INDEPENDENCE DAY  
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SHOWERS AND  
THUNDERSTORMS LIKELY.  
CHANCE OF PCPN......60 PERCENT.  
MAX TEMPERATURE.....AROUND 88.  
MIN HUMIDITY........72 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH LATE  
IN THE MORNING. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS IN THE MORNING.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS LATE IN THE MORNING.  
MIXING HEIGHT.......3500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 6 TO 10 MPH.  
DISPERSION INDEX....6 INCREASING TO 32.  
LVORI...............6.  
 
TIME (EDT) 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM  
SKY (%).........63 53 58 43 57 70 72 75 77 77 76 76  
WEATHER COV.....CHC SCH LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY  
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW  
TSTM COV........CHC SCH CHC CHC CHC LKY LKY LKY LKY LKY LKY LKY  
CHC OF PCPN (%).30 20 60 60 60 60 60 60 60 60 60 60  
TEMP............74 75 77 80 82 83 84 84 84 84 84 83  
RH..............100 97 97 94 88 80 74 74 74 74 72 74  
20 FT WIND DIR..S S S S SW SW SW SW SW SW SW SW  
20 FT WIND SPD..2 2 3 3 3 5 6 7 7 7 7 6  
20 FT WIND GUST.7 8 8 10 13 14 16 17 18 18 17 16  
MIX HGT (KFT)...0.4 0.3 0.4 0.8 1.3 1.8 2.4 3.0 3.4 3.5 3.4 3.0  
TRANSP WIND DIR.S S S S SW SW SW SW SW SW SW SW  
TRANSP WIND SPD.6 7 7 8 8 9 9 10 10 10 9 9  
DISPERSION IDX..3 3 7 8 14 21 28 35 36 36 34 30  
LVORI...........9 8 6 6 4 3 3 3 3 3 3 3  
 
 
FORECASTER...FISHER  
REQUESTED BY...PATRICK EDWARDS  
TYPE OF REQUEST...WILDFIRE  
.TAG 2517174.0/MFL  
.DELDT 07/03/25  
.FORMATTERVERSION 2.0.0  
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