FNUS72 KJAX 251354 FWSJAX SPOT FORECAST FOR PAYNES PRAIRIE...PAYNES PRAIRIE PRESERVE NATIONAL WEATHER SERVICE JACKSONVILLE FL 854 AM EST WED FEB 25 2009 FORECAST IS BASED ON IGNITION TIME OF 1100 EST ON FEBRUARY 25. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE OVER THE MID-ATLANTIC COAST WILL SHIFT OFFSHORE TODAY RESULTING IN EAST WINDS. ONSHORE WINDS WILL BRING INCREASED MOISTURE. WINDS WILL SHIFT TO SOUTHEAST THURSDAY AND SOUTH TO SOUTHWEST FRIDAY. RH VALUES WILL REMAIN ABOVE CRITICAL VALUES TODAY BUT GET CLOSE TO 35 PERCENT ON THURSDAY AFTERNOON. SCATTERED SHOWERS AND A FEW THUNDERSTORMS ARE EXPECTED TO ACCOMPANY A COLD FRONT THIS WEEKEND. .TODAY... MAX TEMPERATURE.....69. MIN HUMIDITY........45 PERCENT. WIND (20 FT)........EAST 5 TO 8 MPH. MIXING HEIGHT.......INCREASING TO 2400-4200 FT AGL. MIXING WINDS........SOUTHEAST 8 TO 14 MPH. DISPERSION INDEX....57. TIME (EST) 11 AM 1 PM 3 PM 5 PM TEMP............62 67 68 66 RH..............60 50 47 50 20 FT WIND......E 8 E 8 E 8 E 6 20 FT WIND GUST.10 10 15 15 MIX HGT (FT)....2400 4200 4200 2900 TRANSPORT WIND..SE 13 SE 12 SE 12 SE 14 .TONIGHT... MIN TEMPERATURE.....46. MAX HUMIDITY........92 PERCENT. WIND (20 FT)........EAST WINDS 6 MPH EARLY IN THE EVENING BECOMING LIGHT. MIXING HEIGHT.......1500-2900 FT AGL DECREASING TO 300-900 FT AGL IN THE LATE EVENING AND OVERNIGHT. MIXING WINDS........EAST 6 TO 14 MPH. DISPERSION INDEX....2. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM TEMP............63 57 54 52 50 49 RH..............55 69 76 81 85 88 20 FT WIND......E 6 E 5 E 3 E 3 E 2 E 1 20 FT WIND GUST.15 15 10 5 5 5 MIX HGT (FT)....2900 1500 900 900 300 300 TRANSPORT WIND..SE 14 E 14 E 9 E 9 E 6 E 7 $$ FORECASTER...CARROLL REQUESTED BY...JIM WEIMER TYPE OF REQUEST...PRESCRIBED .TAG 20090225.PAYNE.01/JAX