FNUS72 KMFL 060013 FWSMFL SPOT FORECAST FOR CAT FIRE NATIONAL WEATHER SERVICE MIAMI FL 813 PM EDT SUN APR 5 2009 IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. SPOT FORECAST FOR CAT FIRE ...NATIONAL PARK SERVICE NATIONAL WEATHER SERVICE MIAMI FL 810 PM EDT SUN APR 5 2009 FORECAST IS BASED ON REQUEST TIME OF 2000 EDT ON APRIL 05. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE OVER SOUTH FLORIDA RAPIDLY WEAKENS AND SHIFTS EAST TONIGHT AHEAD OF A STRONG COLD FRONT THAT WILL MOVE INTO SOUTH FLORIDA MONDAY EVENING. UNTIL THEN...SOUTH SOUTHEAST WINDS 10 TO 12 MPH WILL GRADUALLY BECOME MORE DUE SOUTH LATER THIS EVENING AT 4 TO 6 MPH THEN SOUTHWEST AFTER MIDNIGHT. (NOTE: GUSTS AT CHEKIKA APPEAR ERRATIC AND NOT RELIABLE). AFTER SUNRISE...WINDS BE SOUTHWEST 10 TO 15 MPH WITH GUSTS TO 20 MPH...INCREASING TO 15 TO 20 MPH WITH GUSTS NEAR 30 MPH MONDAY AFTERNOON AS THE FRONT GETS CLOSER TO SOUTH FLORIDA. RAINFALL...THOUGH FORECAST SAYS 10 PERCENT CHANCE WILL BE NIL TONIGHT AND MOSTLY LIKELY THROUGH THE DAY MONDAY. WINDS COULD DIE OFF ENOUGH TONIGHT THAT RELATIVE HUMIDITY RECOVERY WILL ACTUALLY BE NEAR TO 100 PERCENT. SOME FOG DEVELOPMENT COULD OCCUR. THE FRONT WILL MOVE INTO THE THE BURN AREA AROUND 9 TO 10 PM WITH WINDS BECOMING NORTHWEST 10 TO 15 MPH WITH HIGHER GUSTS. DRIER AND COOLER AIR WILL ARRIVE BUT RED FLAG CONDITIONS...DUE TO HIGH 20 FOOT WINDS 15 MPH WINDS AND LOW RELATIVE HUMIDITIES WILL BE POSSIBLE MONDAY...WITH LOW RELATIVE HUMIDITY DURATION TUESDAY. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). MIN TEMPERATURE.....AROUND 73. MAX HUMIDITY........90 PERCENT. DEWPOINT............71. WIND (20 FT)........SOUTH WINDS 7 TO 9 MPH. EYE LEVEL WINDS.....SOUTH WINDS 7 TO 9 MPH. CHANCE OF PCPN......10 PERCENT. LAL.................1. MIXING HEIGHT.......700-2400 FT AGL. MIXING WINDS........SOUTH 12 TO 14 MPH. DISPERSION INDEX....8. LVORI...............5. TIME (EDT) 8 PM 10 PM MIDNGT 2 AM 4 AM 6 AM SKY (%).........40 40 40 40 40 40 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE CHC OF PCPN (%).10 10 10 10 10 10 TEMP............80 76 75 75 74 73 RH..............73 82 84 84 87 90 20 FT WIND......SE 7 SE 6 SE 5 S 4 S 3 S 6 20 FT WIND GUST.12 10 8 6 3 8 EYE LEVEL WIND..SE 6 SE 5 SE 4 S 3 S 2 S 4 EYE LVL WIND G..12 10 8 6 3 5 MIX HGT (FT)....2400 2400 700 700 700 700 MIXNG WIND......SE 12 SE 12 SE 10 S 10 S 8 S 8 DISP IDX (LDSI).9 9 8 7 7 7 LVORI...........4 4 4 4 4 5 CHC OF PCPN (%).10 10 10 10 10 10 LAL.............1 1 1 1 1 1 .MONDAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....AROUND 86. MIN HUMIDITY........57 PERCENT. DEWPOINT............70. WIND (20 FT)........SOUTHWEST WINDS 9 TO 18 MPH. GUSTS UP TO 30 MPH IN THE LATE MORNING AND AFTERNOON. EYE LEVEL WINDS.....SOUTHWEST WINDS 9 TO 18 MPH. CHANCE OF PCPN......10 PERCENT. LAL.................1. MIXING HEIGHT.......2400-4000 FT AGL INCREASING TO 4000-4500 FT AGL IN THE AFTERNOON. MIXING WINDS........WEST 16 TO 23 MPH. DISPERSION INDEX....44 INCREASING TO 61 IN THE LATE MORNING AND AFTERNOON. LVORI...............2. .FORECAST DAYS 3 THROUGH 5... .TUESDAY... NOT AS WARM. PARTLY CLOUDY. LOWS IN THE MID 60S. HIGHS IN THE MID 70S. NORTHWEST WINDS AROUND 18 MPH. .WEDNESDAY... MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S. NORTH WINDS AROUND 15 MPH. .THURSDAY... PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 9 MPH. .FRIDAY... PARTLY CLOUDY. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 15 MPH. $$ FORECASTER...ROTHFUSS REQUESTED BY...KAREN ROBERTS TYPE OF REQUEST...WILDFIRE $$ REQUESTED BY...KAREN ROBERTS REASON FOR REQUEST...WILDFIRE