542  
FNUS72 KMLB 100943  
FWSMLB  
 
SPOT FORECAST FOR TRIPLE N RANCH WMA - UNIT 38-S...FWC  
NATIONAL WEATHER SERVICE MELBOURNE FL  
543 AM EDT THU JUL 10 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 EDT ON JULY 10.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
LIGHT SOUTHWEST WINDS (5 MPH OR LESS) THROUGH MIDDAY WILL BACK TO  
THE SOUTH-SOUTHEAST AS THE EAST COAST SEA BREEZE MOVES INLAND.  
ISOLATED SHOWERS AND LIGHTNING STORMS ARE FORECAST TO DEVELOP  
ALONG THE BREEZE, ESPECIALLY AFTER 4 PM. GUSTY, ERRATIC WINDS AND  
LIGHTNING STRIKES WILL ACCOMPANY THE STRONGEST STORMS. OTHERWISE,  
HIGH TEMPERATURES ARE ANTICIPATED TO REACH THE LOW TO MID 90S WITH  
PEAK HEAT INDEX VALUES AROUND 104-107 DEGREES.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). SLIGHT CHANCE OF  
SHOWERS EARLY IN THE AFTERNOON. CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PCPN......50 PERCENT.  
MAX TEMPERATURE.....AROUND 95.  
MIN HUMIDITY........54 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 7 MPH IN THE  
LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS IN THE  
AFTERNOON.  
MIXING HEIGHT.......2100 FT AGL INCREASING TO 4900 FT AGL LATE IN  
THE MORNING, THEN DECREASING TO 2900 FT AGL  
LATE IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 3 TO 8 MPH.  
DISPERSION INDEX....6 INCREASING TO 32.  
LVORI...............7 INCREASING TO 10 EARLY IN THE MORNING, THEN  
DECREASING TO 7 EARLY IN THE MORNING DECREASING  
TO 4 LATE IN THE MORNING DECREASING TO 2.  
 
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........34 33 32 31 35 40 45 47 50 52  
WEATHER COV..... SCH CHC CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW RW RW  
TSTM COV........ CHC CHC CHC CHC CHC  
CHC OF PCPN (%).10 10 10 10 20 30 40 40 50 50  
TEMP............77 81 86 89 90 93 93 92 93 90  
RH..............90 82 70 66 62 56 54 56 54 60  
20 FT WIND DIR..S S S SW SW SW S S S S  
20 FT WIND SPD..2 3 5 5 6 6 6 6 7 7  
20 FT WIND GUST.5 6 7 8 8 9 10 12 12 12  
MIX HGT (KFT)...0.6 1.3 2.1 3.0 3.7 4.6 4.9 4.5 3.8 2.9  
TRANSP WIND DIR.S S S SW SW SW SW SW S S  
TRANSP WIND SPD.3 3 5 3 5 6 6 6 6 8  
DISPERSION IDX..2 6 10 15 22 31 36 32 28 29  
LVORI...........7 4 3 3 2 1 1 1 2 2  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
PARTLY CLOUDY (35-45 PERCENT). CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
LATE IN THE EVENING.  
CHANCE OF PCPN......40 PERCENT.  
MIN TEMPERATURE.....AROUND 74.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 7 MPH IN THE EVENING BECOMING  
LIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS IN THE EVENING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.  
DISPERSION INDEX....22 DECREASING TO 5 EARLY IN THE EVENING.  
LVORI...............3 INCREASING TO 7.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........55 60 63 58 44 36  
WEATHER COV.....CHANCE CHANCE S CHC  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR NONE NONE NONE  
TSTM COV........CHANCE CHANCE S CHC  
CHC OF PCPN (%).40 30 20 10 0 0  
TEMP............88 81 79 78 76 75  
RH..............63 82 85 88 90 94  
20 FT WIND......S 7 S 7 S 6 S 3 S 2 S 2  
20 FT WIND GUST.12 10 9 8 7 6  
MIX HGT (FT)....2100 1200 600 400 400 400  
TRANSPORT WIND..S 8 S 10 SW 8 S 8 S 6 SW 5  
DISPERSION IDX..23 7 5 3 3 2  
LVORI...........2 4 5 6 6 7  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (65-75 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 5 TO 7 MPH IN THE  
LATE MORNING AND AFTERNOON. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE  
MORNING.  
MIXING HEIGHT.......2200 FT AGL INCREASING TO 4700 FT AGL LATE IN  
THE MORNING, THEN INCREASING TO 5500 FT AGL  
LATE IN THE AFTERNOON DECREASING TO 2700 FT AGL  
LATE IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTH 5 TO 7 MPH.  
DISPERSION INDEX....5 INCREASING TO 17 LATE IN THE MORNING, THEN  
INCREASING TO 28 EARLY IN THE AFTERNOON  
INCREASING TO 34 LATE IN THE AFTERNOON  
DECREASING TO 23.  
LVORI...............9 DECREASING TO 2.  
 
TIME (EDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........30 30 39 70  
WEATHER COV..... CHANCE CHANCE LIKELY  
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR  
TSTM COV........ CHANCE LIKELY  
CHC OF PCPN (%).0 30 30 60  
TEMP............74 81 89 92  
RH..............100 82 64 56  
20 FT WIND......S 3G6 S 3G6 S 6G8 S 6G10  
MIX HGT (FT)....400 1400 3800 4600  
TRANSPORT WIND..S 6 S 5 SW 5 S 6  
DISPERSION IDX..2 8 24 33  
LVORI...........9 4 2 1  
 
 
FORECASTER...SCHAPER  
REQUESTED BY...JARED DRAXLER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2517688.0/MLB  
.DELDT 07/10/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JARED.DRAXLER@MYFWC.COM  
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