FNUS72 KMFL 112220 FWSMFL SPOT FORECAST FOR C-20 RX...FHP NATIONAL WEATHER SERVICE MIAMI FL 520 PM EST WED JAN 11 2012 FORECAST IS BASED ON IGNITION TIME OF 1730 EST ON JANUARY 11. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A PREFRONTAL TROUGH MOVED THROUGH SOUTH FLORIDA THIS AFTERNOON AND VERY LIGHT RAIN...LESS THAN 0.05 OF AN INCH...FELL IN THE BURN AREA. THE COLD FRONT SHOULD MOVE INTO LAKE OKEECHOBEE AND THE NAPLES AREA BY 700 PM AND THEN THROUGH THE BURN AREA BY 10 PM WITH POSSIBLY ANOTHER SLIGHT CHANCE OF RAIN. CLOUDS SHOULD BEGIN TO DECREASE AND WINDS DECREASE AS WELL. THE MOISTURE ON THE GROUND WITH THE CLEARING SKIES WILL ALLOW FOG THAT WILL GET DENSE FROM 4 AM THROUGH 8 AM THURSDAY. .REST OF TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY. CHANCE OF RAIN SHOWERS EARLY IN THE EVENING. PATCHY FOG LATE IN THE EVENING. AREAS OF FOG LATE IN THE NIGHT. MIN TEMPERATURE.....MIN 58. MAX HUMIDITY........MAX 100 PERCENT. LAL.................1. WIND (20 FT)........WEST WINDS 5 TO 9 MPH EARLY IN THE EVENING BECOMING LIGHT. MIXING HEIGHT.......2400-3500 FT AGL DECREASING TO 200-1300 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....WEST 7 TO 16 MPH DECREASING TO 1 TO 2 MPH IN THE LATE EVENING AND OVERNIGHT. DISPERSION INDEX....40 DECREASING TO 3. LVORI...............10. CHANCE OF PCPN......10 PERCENT. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........90 75 55 40 40 40 WEATHER COV.....CHANCE S CHC S CHC PATCHY PATCHY AREAS WEATHER TYPE....RNSHWR RNSHWR RNSHWR FOG FOG FOG TSTM COV........ TEMP............73 67 64 62 60 59 RH..............76 90 97 100 100 100 20 FT WIND......SW 6 W 4 W 2 W 2 W 2 W 1 20 FT WIND GUST.15 5 5 5 MIX HGT (FT)....3500 2400 1300 1300 300 200 MIXNG WIND......SW 16 W 7 W 2 W 2 W 2 W 1 DISPERSION IDX..40 5 2 2 1 1 LVORI...........10 10 10 10 10 10 CHC OF PCPN (%).40 10 10 10 10 10 LAL.............2 1 1 1 1 1 .THURSDAY... SKY/WEATHER.........PARTLY SUNNY. AREAS OF FOG EARLY IN THE MORNING. MAX TEMPERATURE.....MAX 79. MIN HUMIDITY........MIN 54 PERCENT. LAL.................1. WIND (20 FT)........LIGHT WINDS. MIXING HEIGHT.......200-1300 FT AGL INCREASING TO 2400-3500 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....WEST 0 TO 6 MPH. DISPERSION INDEX....1 INCREASING TO 20 IN THE LATE MORNING AND AFTERNOON. LVORI...............7. CHANCE OF PCPN......10 PERCENT. $$ FORECASTER...ROTHFUSS REQUESTED BY...LT SAPP TYPE OF REQUEST...PRESCRIBED .TAG 20120111.C20RX.01/MFL