Spot Forecast
Issued by NWS Melbourne, FL
Issued by NWS Melbourne, FL
990
FNUS72 KMLB 300635
FWSMLB
Spot Forecast for Three Lakes - Lake Marian West...FWC
National Weather Service Melbourne FL
235 AM EDT Tue Jun 30 2026
Forecast is based on ignition time of 0800 EDT on June 30.
If conditions become unrepresentative, contact the National Weather
Service.
.DISCUSSION...A weak frontal boundary will sag south into central
Florida during the day. Light/variable winds will gradually become
northeast in the afternoon. Scattered showers and lightning storms
early in the afternoon may become more numerous into late day.
Lightning strikes, gusty/erratic winds, small hail, and torrential
downpours will accompany strongest activity that will be slow-moving
toward the south or southeast. Minor flooding may be possible with
some storms. Smoke dispersion Poor to Fair today and Fair to Generally
Good on Wednesday. Warm and humid at night with light winds.
.REST OF TODAY...
Sky/weather.........Partly sunny (40-50 percent). Chance of showers
and thunderstorms early in the afternoon, then
showers and thunderstorms likely by late in the
afternoon.
Chance of pcpn......70 percent.
Max temperature.....Around 93.
Min humidity........56 percent.
Wind (20 ft)........Light winds becoming north 5 to 6 mph early in
the afternoon, then shifting to the northeast
around 7 mph late in the afternoon. Gusty and
erratic winds expected near thunderstorms.
Mixing height.......1900 ft AGL increasing to 4400 ft AGL late in
the morning, then decreasing to 2200 ft AGL
late in the afternoon.
Transport winds.....North 3 to 6 mph shifting to the northeast 7 to
10 mph late in the afternoon.
Dispersion index....Increasing to around 32.
LVORI...............8 decreasing to 1 or 2.
TIME (EDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........30 27 24 23 31 34 53 56 58 63
Weather cov..... SCH CHC CHC LKY LKY LKY
Weather type.... RW RW RW RW RW RW
Tstm cov........ SCH CHC CHC LKY LKY LKY
Chc of pcpn (%).0 0 0 10 20 30 50 70 70 60
Temp............77 82 86 89 90 91 91 92 89 87
RH..............96 82 71 64 61 59 59 56 63 68
20 FT wind dir..NW NW NW NW NW N N NE NE NE
20 FT wind spd..1 1 2 3 3 5 5 6 7 7
20 FT wind gust.2 3 5 7 8 9 12 13 15 16
Mix hgt (kft)...0.5 1.1 1.9 2.5 3.5 4.4 4.2 4.2 2.2 1.7
Transp wind dir.NW N NW NW N N N N NE NE
Transp wind spd.3 3 3 3 5 5 6 7 9 10
Dispersion idx..2 5 8 12 21 25 31 32 24 23
LVORI...........8 5 3 2 2 2 2 1 2 3
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70 percent) then becoming
partly cloudy (20-30 percent). Chance of showers
and thunderstorms early in the evening, then
slight chance of showers and thunderstorms
mid evening.
Chance of pcpn......50 percent.
Min temperature.....Around 73.
Max humidity........100 percent.
Wind (20 ft)........Northeast winds 5 to 6 mph early in the evening
becoming light. Gusty and erratic winds
expected near thunderstorms.
Mixing height.......400 ft AGL.
Transport winds.....Northeast 6 to 12 mph.
Dispersion index....25 decreasing to around 3 or 4.
LVORI...............3 increasing to 9.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........69 64 63 58 35 25 28 18 23 14 14 25
Weather cov.....CHC CHC SCH SCH
Weather type....RW RW RW RW
Tstm cov........CHC CHC SCH SCH
Chc of pcpn (%).50 40 20 20 10 10 10 10 10 0 0 0
Temp............86 83 81 79 77 77 76 75 75 75 75 74
RH..............70 77 84 90 94 94 97 99 97 97 99 100
20 FT wind dir..NE NE E NE NE N NE NE N N NE NE
20 FT wind spd..6 5 3 2 2 2 2 2 2 2 2 3
20 FT wind gust.14 10 9 7 6 5 5 5 5 5 5 6
Mix hgt (kft)...1.7 1.2 0.8 0.6 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.4
Transp wind dir.NE NE NE NE NE NE NE NE NE NE NE NE
Transp wind spd.12 9 8 7 7 7 7 6 7 6 6 7
Dispersion idx..25 15 4 3 3 3 3 3 3 3 3 3
LVORI...........3 4 5 6 6 7 8 8 8 8 9 9
.WEDNESDAY...
Sky/weather.........Partly sunny (35-45 percent). Slight chance of
showers and thunderstorms late in the morning.
Chance of showers and thunderstorms in the
afternoon.
Chance of pcpn......50 percent.
Max temperature.....Around 91.
Min humidity........60 percent.
Wind (20 ft)........Light winds becoming northeast 5 to 9 mph in
the late morning and afternoon. Gusty and
erratic winds expected near thunderstorms.
Mixing height.......1400 ft AGL increasing to 3800 ft AGL in the
late morning and afternoon.
Transport winds.....Northeast 6 to 12 mph.
Dispersion index....Increasing to around 47.
LVORI...............9 decreasing to 1.
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........25 28 29 32 24 34 39 43 56 53 46 44
Weather cov..... SCH SCH SCH CHC CHC CHC CHC
Weather type.... RW RW RW RW RW RW RW
Tstm cov........ SCH SCH SCH CHC CHC CHC CHC
Chc of pcpn (%).0 0 0 0 10 20 20 20 40 50 40 50
Temp............74 73 76 80 84 86 88 89 89 89 90 87
RH..............97 99 100 87 77 72 67 64 63 62 60 65
20 FT wind dir..NE NE NE NE NE NE NE NE NE NE NE NE
20 FT wind spd..3 3 3 5 5 6 7 8 8 9 9 9
20 FT wind gust.6 6 7 8 9 10 13 14 16 17 17 17
Mix hgt (kft)...0.4 0.4 0.7 1.4 2.4 3.0 3.3 3.5 3.8 3.0 3.7 3.3
Transp wind dir.NE NE NE NE NE NE NE NE NE NE NE NE
Transp wind spd.6 6 6 8 8 8 9 8 9 10 10 12
Dispersion idx..3 3 5 16 25 31 36 36 42 39 47 46
LVORI...........9 9 9 4 3 3 3 2 1 1 1 1
$$
Forecaster...Sedlock
Requested by...Steve Glass
Type of request...PRESCRIBED
.TAG 2616464.0/MLB
.DELDT 06/30/26
.FormatterVersion 2.0.0
.EMAIL steve.glass@myfwc.com