FNUS72 KJAX 222004 FWSJAX SPOT FORECAST FOR OLD JENNINGS FIRE...FLORIDA HIGHWAY PATROL NATIONAL WEATHER SERVICE JACKSONVILLE FL 404 PM EDT FRI MAR 22 2013 FORECAST IS BASED ON IGNITION TIME OF 1620 EDT ON MARCH 22. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... AN UNSETTLED PERIOD IS EXPECTED THIS WEEKEND...WITH A WARM FRONT AFFECTING THE REGION ON SATURDAY...AND A COLD FRONT CROSSING ON SUNDAY. A GENERAL ONE HALF TO ONE INCH OF RAIN IS FORECAST OVER NORTHEAST FL THIS WEEKEND. A PROLONGED PERIOD OF DRY WEATHER IS EXPECTED NEXT WEEK...AS HIGH PRESSURE BUILDS ACROSS THE REGION. FOG POTENTIAL AND OTHER REMARKS...DEWPOINTS WILL RISE INTO THE 60S OVER THE WEEKEND WHICH COULD LEAD TO FOG POTENTIAL...MAINLY OVER AND NEAR WATER. .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). MAX TEMPERATURE.....AROUND 70. MIN HUMIDITY........31 PERCENT. WIND (20 FT)........EAST WINDS AROUND 9 MPH. LAL.................1. MIXING HEIGHT.......3500-4500 FT AGL. MIXING WINDS........SOUTHEAST 10 TO 13 MPH. DISPERSION INDEX....49 DECREASING TO 38 LATE IN THE AFTERNOON. CHANCE OF PCPN......10 PERCENT. TIME (EDT) 4 PM SKY (%).........43 WEATHER COV..... WEATHER TYPE....NONE TEMP............70 RH..............31 20 FT WIND......E 9 20 FT WIND GUST.15 MIX HGT (FT)....4500 TRANSPORT WIND..SE 12 DISPERSION INDX.47 CHC OF PCPN (%).10 LAL.............1 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING MOSTLY CLOUDY (60-70 PERCENT). MIN TEMPERATURE.....AROUND 53. MAX HUMIDITY........90 PERCENT. WIND (20 FT)........EAST WINDS 5 TO 9 MPH IN THE EVENING BECOMING LIGHT...THEN BECOMING SOUTHEAST AROUND 5 MPH EARLY IN THE MORNING. LAL.................1. MIXING HEIGHT.......1400-2500 FT AGL DECREASING TO 100-400 FT AGL EARLY IN THE EVENING. MIXING WINDS........SOUTHEAST 2 TO 9 MPH. DISPERSION INDEX....28 DECREASING TO 6. CHANCE OF PCPN......10 PERCENT. LVORI...............5. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........46 53 56 59 62 69 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............69 63 57 54 54 54 RH..............35 54 71 81 87 89 20 FT WIND......E 9 E 7 E 6 E 3 SE 2 SE 3 20 FT WIND GUST.15 10 10 5 5 5 MIX HGT (FT)....2500 400 300 300 200 200 TRANSPORT WIND..SE 9 E 7 E 6 E 3 SE 2 SE 3 LVORI...........2 3 4 6 6 7 DISPERSION INDX.28 6 5 3 2 3 CHC OF PCPN (%).10 10 10 10 10 10 LAL.............1 1 1 1 1 1 .SATURDAY... SKY/WEATHER.........CLOUDY (85-95 PERCENT). SCATTERED RAIN SHOWERS IN THE LATE MORNING AND EARLY AFTERNOON. NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS LATE IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 78. MIN HUMIDITY........66 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH. LAL.................1 UNTIL 1000...THEN 2 UNTIL 1600...THEN 3. MIXING HEIGHT.......100-2000 FT AGL. MIXING WINDS........SOUTH 3 TO 12 MPH INCREASING TO SOUTHWEST 16 TO 22 MPH LATE IN THE MORNING. DISPERSION INDEX....9 INCREASING TO 22 LATE IN THE MORNING...THEN INCREASING TO 62 IN THE AFTERNOON DECREASING TO 39 LATE IN THE AFTERNOON. CHANCE OF PCPN......60 PERCENT. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........76 83 83 84 86 96 WEATHER COV..... ISOLTD SCTTRD SCTTRD SCTTRD NUMRUS WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............55 56 66 75 77 77 RH..............89 87 76 66 67 66 20 FT WIND......SE 5 S 5 S 8 SW 10 SW 10 SW 10 20 FT WIND GUST. 10 15 15 15 MIX HGT (FT)....100 100 700 1300 2000 1800 TRANSPORT WIND..S 3 S 5 S 12 S 18 SW 22 SW 18 DISPERSION INDX.4 5 13 32 65 50 CHC OF PCPN (%).10 20 30 40 50 60 LAL.............1 1 2 2 2 3 $$ FORECASTER...PETERSON REQUESTED BY...LT JUSTIN ASBURY TYPE OF REQUEST...PRESCRIBED .TAG 20130322.OLDJE.01/JAX