025
FNUS72 KMLB 170815
FWSMLB
SPOT FORECAST FOR DEP 061726...FLORIDA FOREST SERVICE
NATIONAL WEATHER SERVICE MELBOURNE FL
415 AM EDT WED JUN 17 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON JUNE 17.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SCATTERED SHOWERS (40%) AND LIGHTNING STORMS ARE FORECAST TO
DEVELOP INTO THE AFTERNOON AND EVENING. THERE IS THE POTENTIAL FOR
ISOLATED STRONG STORMS TO DEVELOP. WEST-SOUTHWEST WINDS AT
5-10MPH WITH GUSTS TO 15-20MPH ARE FORECAST IN THE AFTERNOON AND
EVENING. DISPERSION VALUES WILL BE FAIR TO GENERALLY GOOD THIS
MORNING AND VERY GOOD TO EXCELLENT THIS AFTERNOON. THERE ARE NO
CRITICAL MINIMUM CONCERNS. AN AFTERNOON HIGH OF 95 DEGREES IS
FORECAST WITH A HEAT INDEX VALUE AROUND 104 DEGREES AND A MAJOR
HEATRISK. A MAJOR HEATRISK AFFECTS ANYONE WITHOUT ADEQUATE COOLING
AND HYDRATION.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). CHANCE OF SHOWERS
AND THUNDERSTORMS LATE IN THE AFTERNOON.
CHANCE OF PCPN......40 PERCENT.
MAX TEMPERATURE.....AROUND 95.
MIN HUMIDITY........48 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 7 TO 9 MPH. GUSTS UP TO 21 MPH
IN THE AFTERNOON. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS LATE IN THE
AFTERNOON.
MIXING HEIGHT.......3900 FT AGL INCREASING TO 6300 FT AGL IN THE
AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 14 TO 17 MPH.
DISPERSION INDEX....34 INCREASING TO 59 LATE IN THE MORNING, THEN
INCREASING TO 81 LATE IN THE MORNING INCREASING
TO 95 EARLY IN THE AFTERNOON INCREASING TO 109
DECREASING TO 98 LATE IN THE AFTERNOON
DECREASING TO 72.
LVORI...............3 DECREASING TO 1 LATE IN THE MORNING.
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........26 28 24 38 55 54 50 60 56
WEATHER COV..... CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW
TSTM COV........ CHC CHC CHC CHC
CHC OF PCPN (%).10 0 10 10 10 30 30 30 40
TEMP............82 85 88 90 92 93 94 95 94
RH..............82 72 66 58 52 51 48 48 49
20 FT WIND DIR..SW SW SW SW SW SW SW SW W
20 FT WIND SPD..7 8 9 9 9 9 9 9 9
20 FT WIND GUST.15 17 18 20 21 21 20 20 18
MIX HGT (KFT)...2.0 3.1 3.9 4.7 5.6 5.8 6.3 5.9 4.7
TRANSP WIND DIR.SW SW SW SW SW SW SW SW W
TRANSP WIND SPD.14 16 17 17 16 16 16 15 14
DISPERSION IDX..34 59 81 95 105 107 112 98 72
LVORI...........3 3 1 1 1 1 1 1 1
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING
PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING
PARTLY CLOUDY (30-40 PERCENT). CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.
CHANCE OF PCPN......40 PERCENT.
MIN TEMPERATURE.....AROUND 77.
MAX HUMIDITY........88 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 8 MPH EARLY IN THE EVENING
BECOMING LIGHT. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS EARLY IN THE
EVENING.
MIXING HEIGHT.......2400 FT AGL DECREASING TO 400 FT AGL EARLY IN
THE EVENING.
TRANSPORT WINDS.....SOUTHWEST 6 TO 13 MPH SHIFTING TO THE SOUTH
AROUND 7 MPH OVERNIGHT.
DISPERSION INDEX....56 DECREASING TO 5.
LVORI...............1 INCREASING TO 5.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........52 50 55 49 56 57 45 30 29 40 37 37
WEATHER COV.....CHC CHC
WEATHER TYPE....RW RW
TSTM COV........CHC CHC
CHC OF PCPN (%).40 40 10 10 10 0 0 0 0 0 0 0
TEMP............93 91 87 84 82 81 81 80 79 79 78 78
RH..............52 56 63 70 72 77 77 82 85 82 85 85
20 FT WIND DIR..SW W W W SW S S S S S S S
20 FT WIND SPD..8 7 5 3 2 2 2 2 2 2 2 3
20 FT WIND GUST.17 15 12 9 8 7 8 7 8 8 8 9
MIX HGT (KFT)...3.6 2.4 1.1 0.6 0.5 0.5 0.5 0.5 0.4 0.4 0.4 0.4
TRANSP WIND DIR.W W W W W SW SW SW S SW S S
TRANSP WIND SPD.13 10 9 8 7 6 7 7 7 7 7 7
DISPERSION IDX..56 33 6 4 3 3 3 3 3 3 3 3
LVORI...........1 1 3 3 3 4 4 5 5 5 5 5
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON. SHOWERS AND THUNDERSTORMS LIKELY
LATE IN THE AFTERNOON.
CHANCE OF PCPN......60 PERCENT.
MAX TEMPERATURE.....AROUND 96.
MIN HUMIDITY........51 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 9 MPH WITH
GUSTS TO AROUND 20 MPH EARLY IN THE MORNING.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS LATE IN THE AFTERNOON.
MIXING HEIGHT.......1900 FT AGL INCREASING TO 4700 FT AGL LATE IN
THE MORNING, THEN INCREASING TO 6200 FT AGL
LATE IN THE AFTERNOON DECREASING TO 3700 FT AGL
LATE IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 7 TO 13 MPH.
DISPERSION INDEX....5 INCREASING TO 25 LATE IN THE MORNING, THEN
INCREASING TO 50 LATE IN THE MORNING INCREASING
TO 66 LATE IN THE MORNING INCREASING TO 81
DECREASING TO 63 LATE IN THE AFTERNOON
DECREASING TO 46.
LVORI...............6 DECREASING TO 1.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........31 32 22 17 18 33 26 30 32 43 59 72
WEATHER COV..... CHC CHC CHC LKY
WEATHER TYPE.... RW RW RW RW
TSTM COV........ CHC CHC CHC LKY
CHC OF PCPN (%).0 0 0 0 0 0 0 0 40 40 50 60
TEMP............77 78 80 83 87 89 92 93 94 94 95 92
RH..............88 88 88 80 70 64 56 54 53 53 51 58
20 FT WIND DIR..S S S S SW SW SW SW SW SW SW SW
20 FT WIND SPD..3 3 5 6 7 8 9 9 9 9 8 8
20 FT WIND GUST.9 10 12 13 14 16 18 20 20 20 20 17
MIX HGT (KFT)...0.4 0.4 0.7 1.9 3.3 4.2 4.7 5.6 6.2 6.0 4.6 3.7
TRANSP WIND DIR.S S S S SW SW SW SW SW SW S SW
TRANSP WIND SPD.7 7 7 10 13 13 13 13 13 13 12 10
DISPERSION IDX..3 3 7 25 50 63 69 78 83 84 63 46
LVORI...........6 6 5 3 3 1 1 1 1 1 1 1
FORECASTER...FEHLING
REQUESTED BY...ANTONIO PARIS
TYPE OF REQUEST...PRESCRIBED
.TAG 2615665.0/MLB
.DELDT 06/17/26
.FORMATTERVERSION 2.0.0
.EMAIL ANTONIO.PARIS@FDACS.GOV
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