714  
FNUS72 KMLB 040631  
FWSMLB  
 
SPOT FORECAST FOR RKS18...FLORIDA PARK SERVICE  
NATIONAL WEATHER SERVICE MELBOURNE FL  
131 AM EST THU DEC 4 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 EST ON DECEMBER 04.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
CONDITIONS REMAIN DRY WITH PARTLY CLOUDY SKIES.  
THE PRESSURE GRADIENT REMAINS WEAK SO EXPECT LIGHT/VARIABLE WINDS  
GRADUALLY BECOMING NORTHEAST TO EAST AT 3 TO 7 MPH TODAY AND SOUTHWEST  
ON FRIDAY AT 5 TO 10 MPH. AFTERNOON DISPERSION POOR TODAY BECOMING  
FAIR TO GENERALLY GOOD INTO FRIDAY. WIDESPREAD FOG IS NOT FORECAST.  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........46 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST AROUND 5 MPH.  
MIXING HEIGHT.......2200 FT AGL INCREASING TO 3200 FT AGL LATE IN  
THE AFTERNOON, THEN DECREASING TO 1100 FT AGL  
LATE IN THE AFTERNOON.  
TRANSPORT WINDS.....GENERALLY VARIABLE AND LIGHT. NORTHEAST 6 TO 7  
MPH SHIFTING TO THE SOUTHEAST 3 TO 7 MPH IN THE  
LATE MORNING AND EARLY AFTERNOON, THEN DECREASING  
TO AROUND 3 MPH EARLY IN THE AFTERNOON SHIFTING TO  
THE NORTHEAST 5 TO 7 MPH LATE IN THE AFTERNOON.  
DISPERSION INDEX....INCREASING TO AROUND 17.  
LVORI...............8 DECREASING TO 2.  
 
TIME (EST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........23 22 16 20 16 17 29 38 39 36 31 31  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............52 53 55 62 67 71 74 76 76 77 77 75  
RH..............96 97 92 75 67 58 53 49 47 46 46 50  
20 FT WIND DIR..N N NE NE E E E E NE NE NE NE  
20 FT WIND SPD..2 2 2 3 3 3 3 3 3 3 3 5  
20 FT WIND GUST.6 7 7 7 8 8 7 7 7 8 7 9  
MIX HGT (KFT)...0.4 0.4 0.5 0.8 1.3 1.8 2.2 2.6 2.8 3.2 3.1 1.1  
TRANSP WIND DIR.NE NE NE NE E SE SE SE S SE NE NE  
TRANSP WIND SPD.6 7 7 7 7 6 5 3 3 3 5 7  
DISPERSION IDX..3 4 4 7 11 14 12 12 13 16 17 10  
LVORI...........8 8 6 4 3 2 2 2 2 2 2 2  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY TO CONSIDERABLY CLOUDY (45-65 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........98 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 6 MPH IN THE EVENING  
BECOMING LIGHT.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 13 MPH SHIFTING TO THE SOUTH EARLY IN  
THE MORNING.  
DISPERSION INDEX....AS LOW AS 3 TO 4.  
LVORI...............2 INCREASING TO 8.  
 
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........46 47 53 62 42 41  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
TEMP............71 64 63 61 60 60  
RH..............58 76 81 89 95 95  
20 FT WIND......NE 6 NE 6 NE 5 E 2 SE 2 S 3  
20 FT WIND GUST.10 12 9 7 7 7  
MIX HGT (FT)....600 500 500 400 400 400  
TRANSPORT WIND..NE 12 NE 13 E 12 E 8 SE 8 S 7  
DISPERSION IDX..9 8 8 4 4 3  
LVORI...........2 4 4 6 7 8  
   
FRIDAY  
 
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 83.  
MIN HUMIDITY........54 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH.  
MIXING HEIGHT.......1800 FT AGL INCREASING TO 3800 FT AGL LATE IN  
THE MORNING.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 16 MPH SHIFTING TO THE WEST 13  
TO 15 MPH LATE IN THE AFTERNOON.  
DISPERSION INDEX....INCREASING TO AROUND 56.  
LVORI...............7 INCREASING TO 9 EARLY IN THE MORNING, THEN  
DECREASING TO 1.  
 
TIME (EST) 6 AM 9 AM NOON 3 PM  
SKY (%).........45 46 51 53  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0  
TEMP............60 70 78 82  
RH..............96 83 65 56  
20 FT WIND......S 3G8 S 7G13 SW 10G18 SW 10G18  
MIX HGT (FT)....400 1200 2900 3800  
TRANSPORT WIND..S 8 S 10 SW 16 SW 16  
DISPERSION IDX..4 17 50 56  
LVORI...........7 4 1 1  
 
 
FORECASTER...SEDLOCK  
REQUESTED BY...BENJAMIN BANDOR  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2526987.0/MLB  
.DELDT 12/04/25  
.FORMATTERVERSION 2.0.0  
.EMAIL BEN.BANDOR@FLORIDADEP.GOV  
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