941
FNUS72 KMLB 181748
FWSMLB
SPOT FORECAST FOR CRUICKSHANK UNIT 3...BREVARD COUNTY EEL
NATIONAL WEATHER SERVICE MELBOURNE FL
148 PM EDT TUE AUG 18 2026
FORECAST IS BASED ON IGNITION TIME OF 1400 EDT ON AUGUST 18.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
..HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
DISCUSSION
SHOWERS AND STORMS DEVELOPED SOONER THAN EXPECTED AND WILL REACH
THE BURN SITE NEAR OR PRIOR TO 2 PM. OUTFLOW FROM THESE STORMS
WILL INCREASE W-NW WINDS TO 10-15 MPH WITH GUSTS TO 25 MPH. HIGHER
GUSTS 45-55 MPH WILL BE POSSIBLE NEAR LIGHTNING STORMS. THE EAST
COAST SEA BREEZE WILL LIKELY NOT DEVELOP BEFORE THE OFFSHORE FLOW
AND OUTFLOW OVERRUNS THE BURN SITE, KEEPING WINDS WESTERLY THE
REST OF TODAY. SHOWERS COULD LINGER FOR A COUPLE HOURS AFTER THE
HEAVIER CONVECTION PASSES, BUT OTHERWISE AN EARLY END TO
AFTERNOON STORMS BY 5PM WILL ACCOMPANY THE EARLY START. OVERNIGHT
DRY WITH LIGHT WESTERLY WINDS, WHICH PICK BACK UP TO 5-10 MPH
WEDNESDAY, AND AFTERNOON RAIN AND LIGHTNING STORMS CHANCES
INCREASE. GENERALLY GOOD DISPERSION VALUES BECOME FAIR TO GOOD
WEDNESDAY.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). CHANCE OF SHOWERS
AND THUNDERSTORMS.
CHANCE OF PCPN......50 PERCENT.
MAX TEMPERATURE.....AROUND 98.
MIN HUMIDITY........55 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 8 TO 9 MPH SHIFTING TO THE
NORTH 7 TO 8 MPH LATE IN THE AFTERNOON. GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......3300 FT AGL DECREASING TO 1100 FT AGL LATE IN
THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 9 TO 12 MPH.
DISPERSION INDEX....43 DECREASING TO 20.
LVORI...............2.
TIME (EDT) 2PM 3PM 4PM 5PM
SKY (%).........38 45 54 58
WEATHER COV.....CHC CHC CHC CHC
WEATHER TYPE....RW RW RW RW
TSTM COV........CHC CHC CHC CHC
CHC OF PCPN (%).30 40 40 50
TEMP............96 96 97 94
RH..............58 58 55 60
20 FT WIND DIR..W NW N N
20 FT WIND SPD..9 8 8 7
20 FT WIND GUST.15 16 15 13
MIX HGT (KFT)...3.3 3.0 2.1 1.1
TRANSP WIND DIR.W W NW NW
TRANSP WIND SPD.12 10 9 9
DISPERSION IDX..45 41 30 20
LVORI...........2 2 2 2
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (50-60 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 80.
MAX HUMIDITY........94 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 5 TO 7 MPH EARLY IN
THE EVENING. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS EARLY IN THE EVENING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....WEST 6 TO 10 MPH.
DISPERSION INDEX....7.
LVORI...............3 INCREASING TO 6.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........60 55 51 33 16 22
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............93 88 85 84 82 81
RH..............60 72 77 80 85 88
20 FT WIND......S 3 SW 5 W 6 W 6 W 6 W 6
20 FT WIND GUST.14 9 8 10 12 12
MIX HGT (FT)....1000 500 400 400 400 400
TRANSPORT WIND..W 6 SW 7 W 9 W 10 W 9 W 9
DISPERSION IDX..11 5 6 5 4 4
LVORI...........2 4 4 5 5 6
WEDNESDAY
SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING PARTLY
SUNNY (50-60 PERCENT). CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON. SHOWERS
AND THUNDERSTORMS LIKELY LATE IN THE AFTERNOON.
CHANCE OF PCPN......60 PERCENT.
MAX TEMPERATURE.....AROUND 95.
MIN HUMIDITY........64 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 7 MPH SHIFTING TO THE SOUTHEAST
AROUND 6 MPH LATE IN THE AFTERNOON, THEN
SHIFTING TO THE NORTHEAST LATE IN THE AFTERNOON
SHIFTING TO THE SOUTHEAST AROUND 5 MPH LATE IN
THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......1900 FT AGL INCREASING TO 3600 FT AGL LATE IN
THE MORNING, THEN DECREASING TO 1500 FT AGL
LATE IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 6 TO 10 MPH SHIFTING TO THE SOUTH AROUND 6
MPH LATE IN THE AFTERNOON.
DISPERSION INDEX....5 INCREASING TO 22 IN THE LATE MORNING AND
AFTERNOON, THEN DECREASING TO 13 LATE IN THE
AFTERNOON.
LVORI...............7 DECREASING TO 4 IN THE LATE MORNING AND
AFTERNOON.
TIME (EDT) 6 AM 9 AM NOON 3 PM
SKY (%).........22 19 30 52
WEATHER COV..... CHANCE LIKELY
WEATHER TYPE....NONE NONE RNSHWR RNSHWR
TSTM COV........ CHANCE LIKELY
CHC OF PCPN (%).0 10 30 60
TEMP............81 84 92 93
RH..............91 88 68 66
20 FT WIND......W 7G12 W 7G13 W 6G10 SE 6G9
MIX HGT (FT)....400 1200 3100 2600
TRANSPORT WIND..W 9 W 10 W 7 NW 7
DISPERSION IDX..4 17 23 24
LVORI...........6 4 3 3
FORECASTER...HALEY
REQUESTED BY...EVAN HALL
TYPE OF REQUEST...PRESCRIBED
.TAG 2619857.2/MLB
.DELDT 08/18/26
.FORMATTERVERSION 2.0.0
.EMAIL EVAN.HALL@BREVARDFL.GOV
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