508
FNUS72 KMLB 150742
FWSMLB
SPOT FORECAST FOR NO NAME SLOUGH...SOUTH FLORIDA WATER MANAGMENT DISTRICT
NATIONAL WEATHER SERVICE MELBOURNE FL
342 AM EDT TUE SEP 15 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON SEPTEMBER 15.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
LIGHT EAST WINDS EARLY THIS MORNING INCREASE TO 10 MPH THIS AFTERNOON,
BECOMING GUSTY. MOSTLY DRY CONDITIONS ARE FORECAST EARLY IN THE DAY.
SCATTERED SHOWERS AND STORMS THEN APPROACH FROM THE EAST GENERALLY AFTER
1PM. FAIR SMOKE DISPERSION IS FORECAST. THERE ARE NO CRITICAL RH CONCERNS.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). SHOWERS LIKELY
AND CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
CHANCE OF PCPN......60 PERCENT.
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........66 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 9 MPH WITH GUSTS
TO AROUND 20 MPH. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS.
MIXING HEIGHT.......2000 FT AGL INCREASING TO 3700 FT AGL LATE IN
THE MORNING.
TRANSPORT WINDS.....EAST 6 TO 10 MPH.
DISPERSION INDEX....15 INCREASING TO 30 IN THE AFTERNOON.
LVORI...............6 DECREASING TO 3 IN THE LATE MORNING AND
AFTERNOON.
TIME (EDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........21 13 22 34 41 56 66 72 69
WEATHER COV..... SCH CHC LKY LKY CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........ SCH CHC CHC CHC CHC CHC
CHC OF PCPN (%).0 0 10 20 30 60 60 50 40
TEMP............80 85 88 89 89 88 90 87 85
RH..............94 82 72 68 68 68 66 70 75
20 FT WIND DIR..E E E E E E NE E E
20 FT WIND SPD..2 3 5 6 7 8 8 9 9
20 FT WIND GUST.6 7 9 12 13 15 17 18 20
MIX HGT (KFT)...0.8 2.0 2.9 3.4 3.6 3.7 3.1 2.3 2.0
TRANSP WIND DIR.E E E E E E NE NE E
TRANSP WIND SPD.6 6 6 6 7 8 9 10 10
DISPERSION IDX..6 15 22 25 30 27 30 28 29
LVORI...........6 4 3 3 3 3 3 3 3
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING
PARTLY CLOUDY (25-35 PERCENT). CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.
SLIGHT CHANCE OF SHOWERS AFTER 3 AM.
CHANCE OF PCPN......40 PERCENT.
MIN TEMPERATURE.....AROUND 73.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 9 MPH WITH GUSTS TO AROUND 20
MPH IN THE EVENING BECOMING LIGHT, THEN
BECOMING NORTHEAST 5 TO 6 MPH AFTER 3 AM. GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
EARLY IN THE EVENING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....NORTHEAST 6 TO 12 MPH.
DISPERSION INDEX....25 DECREASING TO 3.
LVORI...............4 INCREASING TO 9.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........51 48 12 12 16 29
WEATHER COV.....CHANCE S CHC S CHC
WEATHER TYPE....RNSHWR RNSHWR NONE NONE NONE RNSHWR
TSTM COV........CHANCE S CHC
CHC OF PCPN (%).40 20 10 10 10 20
TEMP............84 79 77 76 75 75
RH..............77 88 94 97 97 97
20 FT WIND......E 9 E 7 NE 5 NE 5 NE 3 NE 5
20 FT WIND GUST.20 16 13 12 10 12
MIX HGT (FT)....1700 500 500 400 400 400
TRANSPORT WIND..E 12 E 9 E 7 E 7 NE 7 NE 6
DISPERSION IDX..25 6 3 3 3 3
LVORI...........3 5 6 7 8 9
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). CHANCE OF SHOWERS
IN THE MORNING. CHANCE OF THUNDERSTORMS THROUGH
THE DAY. SHOWERS LIKELY IN THE AFTERNOON.
CHANCE OF PCPN......70 PERCENT.
MAX TEMPERATURE.....AROUND 90.
MIN HUMIDITY........68 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 6 TO 15 MPH INCREASING TO 16 TO
17 MPH WITH GUSTS TO AROUND 31 MPH LATE IN THE
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS.
MIXING HEIGHT.......2300 FT AGL INCREASING TO 3800 FT AGL LATE IN
THE MORNING.
TRANSPORT WINDS.....NORTHEAST 6 TO 15 MPH INCREASING TO 16 TO 17
MPH IN THE AFTERNOON.
DISPERSION INDEX....4 INCREASING TO 58.
LVORI...............9 DECREASING TO 3 LATE IN THE MORNING DECREASING
TO 2 EARLY IN THE AFTERNOON INCREASING TO 3.
TIME (EDT) 6 AM 10 AM 2 PM
SKY (%).........26 33 53
WEATHER COV.....S CHC CHANCE LIKELY
WEATHER TYPE....RNSHWR RNSHWR RNSHWR
TSTM COV........ CHANCE
CHC OF PCPN (%).20 40 60
TEMP............74 84 88
RH..............97 82 68
20 FT WIND......NE 6G13 NE 10G17 NE 15G25
MIX HGT (FT)....400 2300 3000
TRANSPORT WIND..NE 6 NE 14 NE 16
DISPERSION IDX..3 41 55
LVORI...........8 3 1
FORECASTER...LAW
REQUESTED BY...ANDREW WEST
TYPE OF REQUEST...PRESCRIBED
.TAG 2621868.0/MLB
.DELDT 09/15/26
.FORMATTERVERSION 2.0.0
.EMAIL ANWEST@SFWMD.GOV
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