FNUS72 KMFL 231428 AAB FWSMFL SPOT FORECAST FOR LOSTMANS RCWS RX...UPDATED NATIONAL WEATHER SERVICE MIAMI FL 928 AM EST MON NOV 23 2009 FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON NOVEMBER 23. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK FRONT ACROSS CENTRAL FLORIDA WILL BE NEARLY STATIONARY TODAY WITH A VERY LIGHT SOUTHERLY WIND PREVAILING OVER MAINLAND SOUTH FLORIDA. SEA BREEZES WILL DEVELOP NEAR THE COASTLINE IN THE AFTERNOON BUT SHOULD BE WEAK. MORE INSTABILITY AND INCREASED ATMOSPHERIC MOISTURE WILL RESULT IN ISOLATED THUNDERSTORMS OVER THE INTERIOR AREAS THIS AFTERNOON. AREAS OF DENSE FOG ARE LIKELY OVER INTERIOR MAINLAND SOUTH FLORIDA LATE TONIGHT LASTING THROUGH THE EARLY MORNING HOURS TUESDAY WITH NEARLY CALM WINDS. .REST OF TODAY... SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). SLIGHT CHANCE OF SHOWERS. TEMPERATURE.........79 AT IGNITION...MAX 85. RH..................80 PERCENT AT IGNITION...MIN 63 PERCENT. DEWPOINT............72. WIND (20 FT)........WINDS SOUTHEAST AT 5 MPH AT IGNITION...OTHERWISE SOUTHEAST WINDS 5 TO 6 MPH. EYE LEVEL WINDS.....SOUTHEAST WINDS 5 TO 6 MPH. POP (12 HR).................20 PERCENT. POP (12 HR).................20 PERCENT. LAL.................1. MIXING HEIGHT.......4000 FT AGL AT IGNITION...OTHERWISE 4000-4500 FT AGL. MIXING WINDS........SOUTHEAST 7 TO 9 MPH. DISPERSION INDEX....26 INCREASING TO 41 IN THE AFTERNOON. LVORI...............2. TIME (EST) 10 AM NOON 2 PM 4 PM 6 PM 8 PM SKY (%).........65 65 65 65 65 65 WEATHER COV.....S CHC S CHC S CHC S CHC S CHC WEATHER TYPE....RNSHWR RNSHWR RNSHWR TSTM RNSHWR NONE 12 HR CHC PCPN. 20 20 20 20 20 10 6 HR CHC PCPN. 20 20 20 20 20 10 TEMP............79 83 85 83 80 76 RH..............80 68 63 65 74 85 20 FT WIND......SE 4 SE 4 S 5 SE 5 SE 5 SE 1 20 FT WIND GUST.10 10 10 10 10 EYE LEVEL WIND..SE 4 SE 4 S 5 SE 5 SE 5 SE 1 EYE LVL WIND G..10 10 10 10 10 MIX HGT (FT)....4000 4000 4500 4000 4000 2100 MIXNG WIND......SE 7 SE 7 S 9 SE 9 SE 9 SE 1 DISP IDX (LDSI).26 26 36 34 34 17 LVORI...........3 3 1 3 3 6 LAL.............1 1 1 1 1 1 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). TEMPERATURE.........MIN 68. RH..................MAX 100 PERCENT. DEWPOINT............71. WIND (20 FT)........LIGHT WINDS. EYE LEVEL WINDS.....LIGHT WINDS. POP (12 HR).................10 PERCENT. POP (12 HR).................10 PERCENT. LAL.................1. MIXING HEIGHT.......200-2100 FT AGL. MIXING WINDS........SOUTHEAST AROUND 1 MPH SHIFTING TO THE NORTH AROUND 0 MPH LATE IN THE EVENING...THEN SHIFTING TO THE NORTHEAST 0 TO 1 MPH LATE IN THE EVENING. DISPERSION INDEX....17 DECREASING TO 1 IN THE LATE EVENING AND OVERNIGHT. LVORI...............8. .TUESDAY... SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). TEMPERATURE.........MAX 85. RH..................MIN 66 PERCENT. DEWPOINT............72. WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 7 MPH IN THE LATE MORNING AND AFTERNOON. EYE LEVEL WINDS.....LIGHT WINDS BECOMING EAST AROUND 7 MPH IN THE LATE MORNING AND AFTERNOON. POP (12 HR).................20 PERCENT. POP (12 HR).................20 PERCENT. LAL.................1. MIXING HEIGHT.......2100-4000 FT AGL INCREASING TO 4000-4500 FT AGL IN THE AFTERNOON. MIXING WINDS........EAST 5 TO 12 MPH. DISPERSION INDEX....22 INCREASING TO 43 IN THE LATE MORNING AND AFTERNOON. LVORI...............4. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY... MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 70. HIGHS IN THE LOWER 80S. LIGHT WINDS. .THANKSGIVING DAY... MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH. .FRIDAY... PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S. NORTHWEST WINDS AROUND 6 MPH. $$ FORECASTER...PFOST REQUESTED BY...NPS TYPE OF REQUEST...PRESCRIBED