FNUS72 KMLB 201137 FWSMLB SPOT FORECAST FOR LAKE LOUISA SP LL1A B...FLA PARK SERVICE NATIONAL WEATHER SERVICE MELBOURNE FL 637 AM EST WED JAN 20 2010 FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON JANUARY 20. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...LIGHT WINDS EARLY IN THE DAY WILL COME AROUND TO SOUTHEAST AND SOUTH AS HIGH PRESSURE OVERHEAD SLIDES EASTWARD AND OFFSHORE THE EAST COAST. DISPERSION VALUES WILL BE FAIR AT BEST WITH LIGHT WINDS EARLY IN THE DAY...BUT VALUES COULD RISE A LITTLE ABOVE INDICATED VALUES BY THIS AFTERNOON SHOULD SURFACE AS TRANSPORT WINDS STEADILY INCREASE. .TODAY... SKY/WEATHER.........SUNNY THEN BECOMING PARTLY SUNNY. MAX TEMPERATURE.....AROUND 74. MIN HUMIDITY........42 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH LATE IN THE AFTERNOON. CHANCE OF PCPN......0 PERCENT. LAL.................1. MIXING HEIGHT.......100-700 FT AGL INCREASING TO 3000 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....NORTHWEST 5 TO 6 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON. DISPERSION INDEX....21. LVORI...............0. TIME (EST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM SKY (%).........CLR CLR CLR PC PC PC PC PC PC PC PC PC WEATHER COV..... WEATHER TYPE.... TEMP............60 64 67 71 71 72 71 69 66 63 62 60 RH..............67 60 55 47 45 43 45 51 58 65 67 75 20 FT WIND DIR..NE E SE S S SE SE SE SE SE SE SE 20 FT WIND SPD..2 3 3 3 3 5 5 5 3 3 3 5 20 FT WIND GUST. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....AROUND 57. MAX HUMIDITY........92 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH IN THE LATE EVENING AND EARLY MORNING...THEN BECOMING LIGHT AFTER MIDNIGHT. CHANCE OF PCPN......10 PERCENT. LAL.................1. MIXING HEIGHT.......1300-3000 FT AGL DECREASING TO 300-700 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....SOUTH 6 TO 13 MPH. DISPERSION INDEX....6. LVORI...............6. .THURSDAY... SKY/WEATHER.........CONSIDERABLE CLOUDINESS. CHANCE OF RAIN SHOWERS. MAX TEMPERATURE.....AROUND 79. MIN HUMIDITY........66 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 13 MPH SHIFTING TO THE SOUTHWEST 12 TO 18 MPH IN THE AFTERNOON. CHANCE OF PCPN......50 PERCENT. LAL.................1 UNTIL 0700...THEN 2. MIXING HEIGHT.......400-1500 FT AGL INCREASING TO 2900-3800 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....SOUTH 13 TO 16 MPH INCREASING TO 24 TO 30 MPH IN THE LATE MORNING AND AFTERNOON. DISPERSION INDEX....67. LVORI...............0. $$ FORECASTER...CRISTALDI REQUESTED BY...ROSI MULHOLLAND TYPE OF REQUEST...PRESCRIBED .TAG 20100120.LAKEL.01/MLB