FNUS72 KJAX 081152 FWSJAX SPOT FORECAST FOR PAYNES PRAIRIE ZONE 1702...FL DEPT OF ENVTL PROTECTION NATIONAL WEATHER SERVICE JACKSONVILLE FL 752 AM EDT THU AUG 8 2013 FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON AUGUST 08. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A HIGH PRESSURE RIDGE WILL NORTH OF THE AREA WILL BEGIN TO MOVE SOUTH FRIDAY...WITH SOUTH TO SOUTHEAST FLOW CONTINUING. SCATTERED MAINLY AFTERNOON THUNDERSTORMS CAN BE EXPECTED. WINDS WILL REMAIN 15 MPH OR LESS...WITH RELATIVE HUMIDITIES REMAINING WELL ABOVE CRITICAL LEVELS. FOG POTENTIAL AND OTHER REMARKS...LIGHT PATCHY FOG WILL BE POSSIBLE LATE OVERNIGHT INTO EARLY FRIDAY MORNING. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). ISOLATED SHOWERS IN THE MORNING...THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 92. MIN HUMIDITY........53 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 8 MPH IN THE LATE MORNING AND AFTERNOON. LAL.................1 UNTIL 1200...THEN 2 UNTIL 1400...THEN 3. MIXING HEIGHT.......1500-2000 FT AGL INCREASING TO 4500-5000 FT AGL. MIXING WINDS........SOUTHEAST 2 TO 7 MPH INCREASING TO 9 TO 13 MPH IN THE AFTERNOON. DISPERSION INDEX....16 INCREASING TO 58. CHANCE OF PCPN......30 PERCENT. LVORI...............3 DECREASING TO 1. TIME (EDT) 10 AM NOON 2 PM 4 PM SKY (%).........45 46 53 50 WEATHER COV..... ISOLTD SCTTRD ISOLTD WEATHER TYPE....NONE TSTORM TSTORM TSTORM TEMP............84 90 92 91 RH..............75 60 53 55 20 FT WIND......SE 6 SE 7 SE 8 SE 8 20 FT WIND GUST.10 10 10 10 MIX HGT (FT)....1900 3300 4900 4300 TRANSPORT WIND..SE 8 SE 12 SE 12 SE 12 LVORI...........3 1 1 1 DISPERSION INDX.16 30 36 58 CHC OF PCPN (%).10 20 30 20 LAL.............1 2 3 2 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. MIN TEMPERATURE.....AROUND 73. MAX HUMIDITY........100 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 4 TO 7 MPH EARLY IN THE EVENING BECOMING LIGHT. LAL.................2 UNTIL 1900...THEN 1. MIXING HEIGHT.......2700-3200 FT AGL DECREASING TO 300-500 FT AGL BY MIDNIGHT. MIXING WINDS........SOUTHEAST 5 TO 10 MPH DECREASING TO 2 TO 5 MPH BY MIDNIGHT. DISPERSION INDEX....38 DECREASING TO 3. CHANCE OF PCPN......20 PERCENT. LVORI...............1 INCREASING TO 6. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........47 46 46 46 46 45 WEATHER COV.....S CHC WEATHER TYPE....TSTORM NONE NONE NONE NONE NONE TEMP............87 82 78 77 75 74 RH..............61 73 81 86 91 94 20 FT WIND......SE 6 E 3 E 2 E 2 SE 2 SE 2 20 FT WIND GUST.10 5 5 5 5 5 MIX HGT (FT)....3200 1700 1300 900 600 400 TRANSPORT WIND..SE 9 E 7 E 10 E 12 SE 9 SE 5 LVORI...........1 3 4 5 6 6 DISPERSION INDX.38 4 6 7 5 3 CHC OF PCPN (%).20 10 10 10 0 0 LAL.............2 1 1 1 1 1 .FRIDAY... SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 93. MIN HUMIDITY........50 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 10 MPH IN THE LATE MORNING AND AFTERNOON. LAL.................1 UNTIL 1500...THEN 3. MIXING HEIGHT.......200-500 FT AGL INCREASING TO 4700-5200 FT AGL. MIXING WINDS........SOUTHEAST 2 TO 5 MPH INCREASING TO 9 TO 13 MPH IN THE AFTERNOON. DISPERSION INDEX....5 INCREASING TO 50. CHANCE OF PCPN......30 PERCENT. LVORI...............6 DECREASING TO 1. $$ FORECASTER...ALLEN REQUESTED BY...ANDREA CHRISTMAN TYPE OF REQUEST...PRESCRIBED .TAG 20130808.PAYNE.01/JAX