200  
FNUS72 KMLB 160848  
FWSMLB  
 
SPOT FORECAST FOR BC UNITS 21 46...FWC  
NATIONAL WEATHER SERVICE MELBOURNE FL  
448 AM EDT TUE JUN 16 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 EDT ON JUNE 16.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
DRY WEATHER IS FORECAST THROUGH THIS MORNING WITH PARTLY CLOUDY  
TO MOSTLY SUNNY SKIES BEFORE BECOMING PARTLY SUNNY THIS  
AFTERNOON. SCATTERED SHOWERS (40%) AND LIGHTNING STORMS ARE  
FORECAST TO DEVELOP INTO THE AFTERNOON. ISOLATED STORMS WILL HAVE  
THE POTENTIAL TO BECOME STRONG. SOUTHWEST WINDS AT 5-10MPH WITH  
GUSTS TO 15-20MPH ARE FORECAST INTO THE AFTERNOON. AN AFTERNOON  
HIGH OF 94F DEGREES WITH A MAXIMUM HEAT INDEX VALUE OF AROUND  
105F IS FORECAST WITH A MODERATE HEATRISK. A MODERATE HEATRISK CAN  
AFFECT THOSE SENSITIVE TO HEAT WITHOUT ADEQUATE COOLING AND  
HYDRATION. NO CRITICAL RH VALUES ARE EXPECTED. DISPERSION VALUES  
WILL BE GENERALLY GOOD TO VERY GOOD THIS MORNING.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). CHANCE OF SHOWERS  
AND THUNDERSTORMS LATE IN THE AFTERNOON.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 94.  
MIN HUMIDITY........52 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 10 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE  
AFTERNOON.  
MIXING HEIGHT.......2100 FT AGL INCREASING TO 5500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 7 TO 15 MPH.  
DISPERSION INDEX....3 INCREASING TO 13 EARLY IN THE MORNING, THEN  
INCREASING TO 31 LATE IN THE MORNING INCREASING  
TO 53 LATE IN THE MORNING INCREASING TO 64  
INCREASING TO 81 EARLY IN THE AFTERNOON  
INCREASING TO 87 DECREASING TO 73 LATE IN THE  
AFTERNOON.  
LVORI...............6 DECREASING TO 1.  
 
TIME (EDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........7 11 20 24 30 34 42 47 49 46 52  
WEATHER COV..... CHC CHC CHC CHC  
WEATHER TYPE.... RW RW RW RW  
TSTM COV........ CHC CHC CHC CHC  
CHC OF PCPN (%).0 0 0 0 0 0 10 30 40 40 40  
TEMP............76 77 82 86 88 90 92 93 92 93 91  
RH..............90 90 82 70 66 60 54 52 54 52 58  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW  
20 FT WIND SPD..6 6 7 8 9 9 10 10 10 10 9  
20 FT WIND GUST.9 9 10 13 15 16 17 17 17 17 17  
MIX HGT (KFT)...0.4 1.1 2.1 3.2 3.9 4.6 4.9 5.5 5.3 5.1 4.4  
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW W W  
TRANSP WIND SPD.7 9 12 14 14 14 14 15 14 15 15  
DISPERSION IDX..3 13 31 53 64 76 81 85 81 87 73  
LVORI...........6 5 3 3 1 1 1 1 1 1 1  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING  
PARTLY CLOUDY (25-35 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 74.  
MAX HUMIDITY........94 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING.  
MIXING HEIGHT.......1700 FT AGL DECREASING TO 400 FT AGL EARLY IN  
THE EVENING.  
TRANSPORT WINDS.....WEST 7 TO 15 MPH.  
DISPERSION INDEX....61 DECREASING TO 6.  
LVORI...............1 INCREASING TO 6.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........54 64 54 34 16 15  
WEATHER COV.....CHANCE S CHC  
WEATHER TYPE....RNSHWR RNSHWR NONE NONE NONE NONE  
TSTM COV........CHANCE S CHC  
CHC OF PCPN (%).40 20 10 0 0 0  
TEMP............90 83 80 78 77 75  
RH..............60 74 79 85 85 90  
20 FT WIND......SW 8 W 7 W 5 W 5 SW 5 SW 5  
20 FT WIND GUST.15 12 9 8 8 8  
MIX HGT (FT)....3600 1100 600 400 400 400  
TRANSPORT WIND..SW 15 W 12 W 9 W 9 W 8 SW 7  
DISPERSION IDX..61 8 7 4 4 3  
LVORI...........1 3 4 5 6 6  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (20-30 PERCENT). SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS LATE IN THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
MAX TEMPERATURE.....AROUND 96.  
MIN HUMIDITY........45 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 10 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE  
AFTERNOON.  
MIXING HEIGHT.......2000 FT AGL INCREASING TO 6500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 7 TO 12 MPH.  
DISPERSION INDEX....7 INCREASING TO 79.  
LVORI...............7 DECREASING TO 1.  
 
TIME (EDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........16 15 19 16  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0  
TEMP............74 81 91 95  
RH..............93 82 56 46  
20 FT WIND......S 6G9 SW 8G12 SW 10G17 SW 10G17  
MIX HGT (FT)....400 2000 4900 6300  
TRANSPORT WIND..SW 7 SW 9 SW 12 SW 12  
DISPERSION IDX..3 24 64 80  
LVORI...........7 3 1 1  
 

 
FORECASTER...FEHLING  
REQUESTED BY...JARED DRAXLER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2615568.0/MLB  
.DELDT 06/16/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JARED.DRAXLER@MYFWC.COM  
 
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