FNUS72 KJAX 211832 FWSJAX SPOT FORECAST FOR 033 SYRACUSE...U.S. FOREST SERVICE NATIONAL WEATHER SERVICE JACKSONVILLE FL 232 PM EDT TUE APR 21 2009 FORECAST IS BASED ON IGNITION TIME OF 1500 EDT ON APRIL 21. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM EDT WEDNESDAY... .DISCUSSION...RELATIVE HUMIDITY LEVELS ARE BELOW 35 PERCENT THIS AFTERNOON AND WINDS OF AROUND 10-15 MPH AND GUSTS TO NEAR 20 MPH ARE EXPECTED. CRITICALLY LOW RH VALUES WILL AGAIN OCCUR OVER THE AREA WEDNESDAY AFTERNOON. DISPERSION VALUES WILL BE AROUND 90 ON WEDNESDAY. RH VALUES WILL BE NEAR CRITICAL VALUES OVER INLAND NE FL ON THURSDAY AND FRIDAY. WINDS WILL BE 15 MPH OR LESS. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT). MIN TEMPERATURE.....AROUND 54. MAX HUMIDITY........89 PERCENT. WIND (20 FT)........WEST WINDS 5 TO 12 MPH. LAL.................1. MIXING HEIGHT.......5800 FT AGL DECREASING TO 400-1200 FT AGL IN THE EVENING. MIXING WINDS........WEST 9 TO 17 MPH DECREASING TO 7 TO 9 MPH AFTER MIDNIGHT. DISPERSION INDEX....3. CHANCE OF PCPN......0 PERCENT. TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........12 32 32 32 38 38 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............77 70 65 62 59 57 RH..............35 46 59 67 74 79 20 FT WIND......W 12 W 8 W 7 W 6 W 5 W 5 20 FT WIND GUST.15 15 15 10 10 MIX HGT (FT)....5700 1200 1200 800 400 400 TRANSPORT WIND..W 17 SW 16 SW 16 W 9 W 7 W 7 CHC OF PCPN (%).0 0 0 0 0 0 LAL.............1 1 1 1 1 1 DISPERSION AT 1800 HOURS TODAY ESTIMATED BETWEEN 60 AND 75. .WEDNESDAY... SKY/WEATHER.........SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 80. MIN HUMIDITY........25 PERCENT. WIND (20 FT)........WEST WINDS 5 TO 10 MPH. GUSTS UP TO 25 MPH LATE IN THE MORNING AND AFTERNOON. LAL.................1. MIXING HEIGHT.......700-1100 FT AGL INCREASING TO 6500-7100 FT AGL. MIXING WINDS........NORTHWEST 9 TO 15 MPH SHIFTING TO THE WEST 19 TO 21 MPH LATE IN THE MORNING...THEN DECREASING TO AROUND 10 MPH LATE IN THE AFTERNOON. DISPERSION INDEX....93. CHANCE OF PCPN......0 PERCENT. TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........38 10 10 10 21 21 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............56 57 68 75 78 79 RH..............84 83 50 35 28 28 20 FT WIND......W 5 W 6 NW 8 NW 9 NW 10 W 8 20 FT WIND GUST.10 10 15 20 30 20 MIX HGT (FT)....700 1100 1100 3800 6500 6500 TRANSPORT WIND..NW 9 NW 15 NW 15 NW 20 W 21 W 21 CHC OF PCPN (%).0 0 0 0 0 0 LAL.............1 1 1 1 1 1 $$ FORECASTER...SHASHY REQUESTED BY...MARK PLOSKI TYPE OF REQUEST...PRESCRIBED .TAG 20090421.033SY.01/JAX