854  
FNUS72 KMFL 281005  
FWSMFL  
 
SPOT FORECAST FOR SANDY WILDFIRE...NATIONAL PARK SERVICE  
NATIONAL WEATHER SERVICE MIAMI FL  
605 AM EDT WED MAY 28 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0900 EDT ON MAY 28.  
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  
 
LIGHT AND VARIABLE WINDS EARLY THIS MORNING WILL BECOME  
SOUTHEASTERLY FROM LATE MORNING INTO THE AFTERNOON. A FEW SHOWERS  
AND THUNDERSTORMS COULD DEVELOP OVER THE SITE, MOST LIKELY AFTER  
3PM, WITH HEAVY RAIN AND FREQUENT LIGHTNING POSSIBLE. DISPERSION  
VALUES WILL REMAIN POOR TO FAIR THROUGHOUT THE DAY. SIMILAR  
CONDITIONS TOMORROW, WITH WINDS VEERING FROM THE SOUTH IN THE LATE  
MORNING.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PCPN......50 PERCENT.  
MAX TEMPERATURE.....AROUND 94.  
MIN HUMIDITY........54 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 5 MPH. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
EARLY IN THE AFTERNOON. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS LATE IN THE  
AFTERNOON.  
MIXING HEIGHT.......5300 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 6 TO 8 MPH.  
DISPERSION INDEX....13 INCREASING TO 27 LATE IN THE MORNING, THEN  
INCREASING TO 42 LATE IN THE MORNING DECREASING  
TO 32 LATE IN THE AFTERNOON DECREASING TO 22.  
LVORI...............3.  
 
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........12 20 27 25 34 45 51 53 55  
WEATHER COV..... SCH CHC CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW  
TSTM COV........ SCH SCH CHC CHC CHC CHC  
CHC OF PCPN (%).10 10 10 20 30 30 40 40 50  
TEMP............81 86 89 90 91 92 92 91 92  
RH..............88 72 64 60 56 54 54 58 56  
20 FT WIND DIR..SE SE SE SE S S S S E  
20 FT WIND SPD..2 3 5 5 5 5 5 5 5  
20 FT WIND GUST.7 9 10 12 13 13 13 12 10  
MIX HGT (KFT)...1.4 2.6 3.7 4.6 5.2 5.3 4.7 3.6 2.6  
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE  
TRANSP WIND SPD.7 8 8 8 7 6 6 6 6  
DISPERSION IDX..13 27 40 45 44 38 34 29 22  
LVORI...........4 3 1 1 1 1 1 1 2  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
PARTLY CLOUDY (30-40 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
EARLY IN THE EVENING.  
CHANCE OF PCPN......40 PERCENT.  
MIN TEMPERATURE.....AROUND 70.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS EARLY IN THE EVENING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 6 MPH SHIFTING TO THE SOUTHEAST 6  
TO 7 MPH.  
DISPERSION INDEX....14 DECREASING TO 3 EARLY IN THE EVENING.  
LVORI...............6.  
 
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........59 50 62 55 67 56 46 39 31 32 27 31  
WEATHER COV.....CHC CHC SCH  
WEATHER TYPE....RW RW RW  
TSTM COV........CHC CHC SCH  
CHC OF PCPN (%).40 30 20 10 10 10 10 0 0 0 0 0  
TEMP............88 87 84 80 79 77 76 75 74 73 72 72  
RH..............66 68 74 85 88 90 94 94 97 97 100 100  
20 FT WIND DIR..S SE E E E E E E E E E E  
20 FT WIND SPD..3 2 2 2 1 2 2 2 2 1 1 1  
20 FT WIND GUST.8 7 6 5 5 6 5 5 6 5 5 5  
MIX HGT (KFT)...1.9 1.4 1.1 0.8 0.6 0.5 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.SE E NE NE E E E E SE SE SE SE  
TRANSP WIND SPD.6 6 6 5 5 5 6 6 7 7 6 6  
DISPERSION IDX..16 11 2 2 2 2 2 3 3 3 3 3  
LVORI...........3 3 4 5 6 7 7 7 8 8 9 9  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). CHANCE OF SHOWERS  
EARLY IN THE MORNING. CHANCE OF THUNDERSTORMS  
LATE IN THE MORNING, THEN SHOWERS AND  
THUNDERSTORMS LIKELY LATE IN THE AFTERNOON.  
CHANCE OF PCPN......60 PERCENT.  
MAX TEMPERATURE.....AROUND 94.  
MIN HUMIDITY........56 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS LATE IN THE MORNING.  
MIXING HEIGHT.......4900 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 6 TO 8 MPH SHIFTING TO THE SOUTH  
AROUND 6 MPH LATE IN THE AFTERNOON.  
DISPERSION INDEX....5 INCREASING TO 15 LATE IN THE MORNING, THEN  
INCREASING TO 30 LATE IN THE MORNING INCREASING  
TO 44 LATE IN THE MORNING DECREASING TO 28  
DECREASING TO 18 LATE IN THE AFTERNOON.  
LVORI...............5.  
 
TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........31 18 26 41 57 53  
WEATHER COV..... CHANCE CHANCE CHANCE LIKELY LIKELY  
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........ CHANCE LIKELY LIKELY  
CHC OF PCPN (%).0 30 30 30 60 60  
TEMP............72 75 85 90 92 90  
RH..............100 100 77 60 56 58  
20 FT WIND DIR..E E SE S S S  
20 FT WIND SPD..2 2 3 5 5 5  
20 FT WIND GUST.5 6 8 13 14 13  
MIX HGT (FT)....300 600 3300 4900 4500 2900  
TRANSPORT WIND..SE 6 SE 6 SE 7 SE 8 S 7 S 6  
DISPERSION IDX..3 6 30 45 32 24  
LVORI...........9 7 3 1 1 2  
 
 
FORECASTER...TORRES-VAZQUEZ  
REQUESTED BY...ORLANDO GENAO  
TYPE OF REQUEST...WILDFIRE  
.TAG 2514865.0/MFL  
.DELDT 05/28/25  
.FORMATTERVERSION 2.0.0  
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