FNUS72 KJAX 131401 FWSJAX SPOT FORECAST FOR BELMORE 13...DOF NATIONAL WEATHER SERVICE JACKSONVILLE FL 901 AM EST FRI FEB 13 2009 FORECAST IS BASED ON IGNITION TIME OF 0900 EST ON FEBRUARY 13. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT UNTIL 6 PM EST THIS AFTERNOON... .DISCUSSION...HIGH PRESSURE RIDGE EXTENDING ACROSS THE AREA WILL SHIFT OFFSHORE LATER TODAY BRINGING LIGHT WINDS AROUND TO EASTERLY IN THE AFTERNOON. THE COMBINATION OF WARM AND CONTINUED DRY CONDITIONS WILL ALLOW FOR MINIMUM RELATIVE HUMIDITIES IN THE 25 TO 30 PERCENT RANGE ...WITH LOWEST VALUES ACROSS THE INTERIOR. AS HIGH PRESSURE SHIFTS FARTHER OFFSHORE TONIGHT AND SATURDAY...FRONTAL BOUNDARY ACROSS SOUTH FLORIDA WILL LIFT NORTHWARD AS A WARM FRONT. THIS FEATURE WILL INTERACT WITH DISTURBANCES ALOFT AND ADDITIONAL FRONTAL SYSTEMS TO PRODUCE SCATTERED TO NUMEROUS SHOWERS ACROSS THE FIRE WEATHER REGION THROUGH THE WEEKEND. LOCALLY HEAVY RAINFALL IS POSSIBLE. WIND SPEEDS WILL LIKELY SUSTAIN BELOW 15 MPH THROUGH THE WEEKEND... ALTHOUGH WIND GUSTS TO NEAR 20 MPH WILL BE POSSIBLE SATURDAY. .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT). MAX TEMPERATURE.....AROUND 76. MIN HUMIDITY........30 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING EASTERLY 5 TO 7 MPH LATE IN THE MORNING. LAL.................1. MIXING HEIGHT.......500 FT AGL INCREASING TO NEAR 4400 FT AGL THIS AFTERNOON. MIXING WINDS........NORTHWEST 8 MPH SHIFTING TO THE NORTHEAST AROUND 9 MPH LATE IN THE AFTERNOON. DISPERSION INDEX....42. CHANCE OF PCPN......0 PERCENT. TIME (EST) 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%)..........15 20 22 22 34 WEATHER COV..... WEATHER TYPE.....NONE NONE NONE NONE NONE TEMP.............53 67 73 75 73 RH...............68 38 31 30 34 20 FT WIND.......NE 1 ENE 5 E 7 E 7 E 6 20 FT WIND GUST..10 10 15 15 10 MIX HGT (FT).....400 2400 4400 4400 4100 TRANSPORT WIND...N 7 N 8 NW 8 NW 8 NE 9 CHC OF PCPN (%)..0 0 0 0 0 LAL..............1 1 1 1 1 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 53. MAX HUMIDITY........100 PERCENT. WIND (20 FT)........EAST WINDS 6 MPH EARLY IN THE EVENING BECOMING LIGHT. LAL.................1. MIXING HEIGHT.......4100 FT AGL DECREASING TO 200 FT AGL OVERNIGHT. MIXING WINDS........NORTHEAST AROUND 9 MPH SHIFTING TO THE SOUTH 2 TO 9 MPH. DISPERSION INDEX....1. CHANCE OF PCPN......20 PERCENT. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........35 43 59 59 75 78 WEATHER COV..... CHANCE CHANCE WEATHER TYPE....NONE NONE NONE NONE RNSHWR RNSHWR TEMP............70 63 61 59 57 56 RH..............40 56 70 79 87 95 20 FT WIND......E 6 E 5 SE 2 SE 1 SE 0 SE 0 20 FT WIND GUST.10 10 10 5 5 5 MIX HGT (FT)....4000 1100 700 700 200 300 TRANSPORT WIND..NE 9 SE 9 SE 6 SE 6 S 2 S 5 CHC OF PCPN (%).0 0 0 0 50 50 LAL.............1 1 1 1 1 1 .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF RAIN SHOWERS EARLY IN THE MORNING...THEN RAIN SHOWERS LIKELY. MAX TEMPERATURE.....AROUND 72. MIN HUMIDITY........63 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 9 MPH WITH GUSTS TO AROUND 20 MPH. LAL.................1 UNTIL 1300...THEN 2. MIXING HEIGHT.......300-2100 FT AGL INCREASING TO 3800 FT AGL IN THE AFTERNOON. MIXING WINDS........SOUTHWEST 5 TO 13 MPH INCREASING TO AROUND 16 MPH IN THE AFTERNOON. DISPERSION INDEX....45. CHANCE OF PCPN......60 PERCENT. $$ FORECASTER...SHASHY REQUESTED BY...KEVIN MACEWEN TYPE OF REQUEST...PRESCRIBED .TAG 20090213.BELMO.01/JAX