FNUS72 KJAX 061238 FWSJAX SPOT FORECAST FOR EXPERIMENTAL FOREST...USDA NATIONAL WEATHER SERVICE JACKSONVILLE FL 738 AM EST TUE DEC 6 2011 FORECAST IS BASED ON IGNITION TIME OF 0845 EST ON DECEMBER 06. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...DENSE FOG EARLY THIS MORNING WILL GIVE WAY TO PARTLY CLOUDY SKIES WITH MILD TEMPERATURES THIS AFTERNOON. A SOUTHERLY WIND FLOW IS EXPECTED OVER THE SUWANNEE VALLEY AREA LATER TODAY. AN APPROACHING COLD FRONT WILL BRING A CHANCE OF SHOWERS WEDNESDAY AFTERNOON AND EVENING. COOLER AND DRIER AIR WILL MOVE IN BEHIND THE FRONT THURSDAY AND FRIDAY. RH'S WILL REMAIN ABOVE CRITICAL LEVELS TODAY AND WEDNESDAY AND THEN FALL TO NEAR CRITICAL VALUES INLAND ON THURSDAY. BREEZY CONDITIONS ARE EXPECTED WITH THE COLD FRONT WEDNESDAY AND THURSDAY. OTHERWISE SUSTAINED WIND SPEEDS WILL BE LESS THAN 15 MPH. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY EARLY (70-85 PERCENT)...THEN PARTLY CLOUDY (45-55 PERCENT). WIDESPREAD DENSE FOG EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 78. MIN HUMIDITY........54 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 6 TO 9 MPH IN THE LATE MORNING AND AFTERNOON. LAL.................1. MIXING HEIGHT.......1000-2700 FT AGL INCREASING TO 2800-4500 FT AGL LATE IN THE MORNING AND AFTERNOON. MIXING WINDS........SOUTH 8 TO 9 MPH. DISPERSION INDEX....37. CHANCE OF PCPN......10 PERCENT. TIME (EST) 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........80 50 47 50 52 WEATHER COV.....WIDSPD PATCHY WEATHER TYPE....FOG FOG NONE NONE NONE TEMP............61 72 78 78 77 RH..............100 75 59 55 63 20 FT WIND......S 1 S 7 S 9 S 9 S 7 20 FT WIND GUST.3 10 15 15 10 MIX HGT (FT)....2100 3300 4500 4400 3600 TRANSPORT WIND..S 9 S 9 S 9 S 8 S 8 DISPERSION INDX.25 37 43 33 23 CHC OF PCPN (%).0 5 10 10 10 LAL.............1 1 1 1 1 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING MOSTLY CLOUDY (50-60 PERCENT). MIN TEMPERATURE.....AROUND 55. MAX HUMIDITY........100 PERCENT. WIND (20 FT)........SOUTH WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT. LAL.................1. MIXING HEIGHT.......300-1700 FT AGL. MIXING WINDS........SOUTH 6 TO 8 MPH. DISPERSION INDEX....3. CHANCE OF PCPN......10 PERCENT. LVORI...............9. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........53 55 55 56 58 60 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............69 64 61 59 57 56 RH..............75 88 94 95 98 100 20 FT WIND......S 5 S 3 S 3 S 3 S 3 S 2 20 FT WIND GUST. 5 5 5 5 5 MIX HGT (FT)....1700 1000 800 500 400 700 TRANSPORT WIND..S 7 S 7 S 6 S 6 S 6 S 7 LVORI...........9 9 9 9 9 9 DISPERSION INDX.15 3 3 3 3 3 CHC OF PCPN (%).10 10 10 10 10 10 LAL.............1 1 1 1 1 1 .WEDNESDAY... SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). CHANCE OF RAIN SHOWERS LATE IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 73. MIN HUMIDITY........62 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 6 TO 14 MPH EARLY IN THE MORNING...THEN SHIFTING TO THE WEST 16 TO 18 MPH WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON. LAL.................1. MIXING HEIGHT.......900-2400 FT AGL INCREASING TO 2000-3900 FT AGL LATE IN THE MORNING AND EARLY AFTERNOON. MIXING WINDS........SOUTH 10 TO 17 MPH INCREASING TO WEST 21 TO 29 MPH IN THE LATE MORNING AND AFTERNOON. DISPERSION INDEX....71. CHANCE OF PCPN......20 PERCENT. $$ FORECASTER...SHASHY REQUESTED BY...PETE MYERS TYPE OF REQUEST...PRESCRIBED .TAG 20111206.EXPER.01/JAX