FNUS72 KJAX 061146 FWSJAX SPOT FORECAST FOR AERIAL BURN...USFS NATIONAL WEATHER SERVICE JACKSONVILLE FL 646 AM EST THU DEC 6 2012 FORECAST IS BASED ON IGNITION TIME OF 0705 EST ON DECEMBER 06. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A TROUGH OF LOW PRESSURE WILL LINGER OFF THE COAST TODAY AS A WEAK COLD FRONT MOVES IN FROM THE NORTH AND THEN STALLS OVER THE AREA THROUGH FRIDAY. ISOLATED TO SCATTERED SHOWERS ARE EXPECTED TODAY THROUGH FRIDAY...MOST LIKELY ALONG THE COASTAL COUNTIES. DEWPOINTS WILL BE ELEVATED AND TEMPERATURES WILL BE IN THE 70S. THIS WILL ALLOW MINIMUM RELATIVE HUMIDITIES TO ONLY BE ABOUT 60 PERCENT TODAY AROUND THE BURN SITE. A COLD FRONT WILL CROSS OVER THE REGION LATE MONDAY WITH DRIER AND COOLER CONDITIONS BY TUESDAY. .TODAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE MORNING. CHANCE OF RAIN SHOWERS LATE IN THE MORNING. MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........60 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST 5 TO 9 MPH IN THE LATE MORNING AND AFTERNOON. LAL.................1. MIXING HEIGHT.......0-1400 FT AGL INCREASING TO 2300-3300 FT AGL LATE IN THE MORNING...THEN INCREASING TO 2800-4300 FT AGL IN THE AFTERNOON. MIXING WINDS........EAST 2 TO 10 MPH INCREASING TO 13 TO 16 MPH EARLY IN THE AFTERNOON. DISPERSION INDEX....5 INCREASING TO 36. CHANCE OF PCPN......20-30 PERCENT. LVORI...............5. TIME (EST) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........80 78 80 87 100 98 WEATHER COV.....S CHC S CHC CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............57 65 71 73 73 70 RH..............100 93 72 61 61 77 20 FT WIND......NE 2 NE 5 E 7 E 9 E 9 NE 9 20 FT WIND GUST.5 10 10 10 10 10 MIX HGT (FT)....BLW100 1400 3300 4300 3300 2300 TRANSPORT WIND..NE 3 E 7 E 9 E 13 E 16 NE 15 LVORI...........9 6 3 1 1 4 DISPERSION INDX.5 14 25 34 38 33 CHC OF PCPN (%).20 20 30 30 30 30 LAL.............1 1 1 1 1 1 .TONIGHT... SKY/WEATHER.........CLOUDY (85-95 PERCENT). SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING. MIN TEMPERATURE.....AROUND 56. MAX HUMIDITY........99 PERCENT. WIND (20 FT)........NORTH WINDS 5 TO 8 MPH. LAL.................1. MIXING HEIGHT.......100-1500 FT AGL. MIXING WINDS........NORTH 5 TO 13 MPH. DISPERSION INDEX....11 DECREASING TO 5 IN THE LATE EVENING AND OVERNIGHT. CHANCE OF PCPN......10 PERCENT. LVORI...............7. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........97 95 95 94 90 86 WEATHER COV.....S CHC WEATHER TYPE....RNSHWR NONE NONE NONE NONE NONE TEMP............66 63 61 59 58 57 RH..............77 88 94 96 98 98 20 FT WIND......NE 8 NE 6 NE 6 N 5 N 5 N 5 20 FT WIND GUST.10 10 10 MIX HGT (FT)....1500 700 400 300 200 200 TRANSPORT WIND..NE 13 NE 8 NE 6 N 5 N 5 N 5 LVORI...........4 5 6 7 8 8 DISPERSION INDX.15 7 5 4 4 4 CHC OF PCPN (%).20 10 10 10 10 10 LAL.............1 1 1 1 1 1 .FRIDAY... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING PARTLY SUNNY (40-50 PERCENT). MAX TEMPERATURE.....AROUND 76. MIN HUMIDITY........56 PERCENT. WIND (20 FT)........NORTH WINDS AROUND 5 MPH EARLY IN THE MORNING BECOMING LIGHT. LAL.................1. MIXING HEIGHT.......100-1300 FT AGL INCREASING TO 2200-4000 FT AGL LATE IN THE MORNING. MIXING WINDS........NORTH 5 TO 6 MPH. DISPERSION INDEX....10 INCREASING TO 23 IN THE AFTERNOON. CHANCE OF PCPN......10 PERCENT. LVORI...............6. $$ FORECASTER...SHASHY REQUESTED BY...JOHN DITSCHLER TYPE OF REQUEST...PRESCRIBED .TAG 20121206.AERIA.02/JAX