FNUS72 KMFL 071022 FWSMFL SPOT FORECAST FOR DELEWARE SCRUB 1...PALM BEACH COUNTY ENV. RESOURCES MGMT NATIONAL WEATHER SERVICE MIAMI FL 622 AM EDT TUE JUL 7 2009 FORECAST IS BASED ON REQUEST TIME OF 1000 EDT ON JULY 07. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A DEEP AND STEADY SOUTHWEST WIND CAN BE EXPECTED TODAY AS A RIDGE OF HIGH PRESSURE WILL REMAIN OVER THE FLORIDA STRAITS. SPEEDS WILL INCREASE TO 10 TO 12 MPH BY AFTERNOON AS THE PRESSURE GRADIENT HAS GOTTEN TIGHTER DUE TO A LOW PRESSURE TROUGH OVER THE SOUTHEAST AND NORTH FLORIDA. WITH A SOUTHWEST FLOW ACROSS THE PENINSULA...TEMPERATURES WILL EASILY REACH THE MID 90S AND HEAT INDICES IN THE BURN AREA MAY MAKE IT FEEL LIKE 105 AT TIMES. THOUGH THE HOURLY BREAKDOWN INDICATES POSSIBLE SHOWERS/THUNDERSTORMS IN THE AREA BY AS EARLY AS 1000 AM...MORE THAN LIKELY THE SCATTERED ACTIVITY WILL NOT REALLY GET STARTED UNTIL 200 PM. WITH THE WIND FLOW AS IT IS...PALM BEACH COUNTY MAY EXPERIENCE A CONCENTRATION OF THE SHOWERS AND THUNDERSTORMS. AT THIS TIME...THE THUNDERSTORMS APPEAR TO BE THE ROUTINE VARIETY BUT AN OUT -FLOW FROM A NEARBY STORM COULD PRODUCE WIND GUSTS TO 35 MPH. WITH INCREASED TRANSPORT WINDS...COMBINED WITH AMPLE HEATING...DISPERSION WILL BE GOOD VERY GOOD STARTING AROUND 10 AM AND CONTINUING THROUGH 400 PM THOUGH CLOUDS ASSOCIATED WITH ANY PRECIPITATION COULD LOWER THOSE VALUES QUICKLY THIS AFTERNOON. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MAX TEMPERATURE.....AROUND 96. MIN HUMIDITY........54 PERCENT. DEWPOINT............76. WIND (20 FT)........SOUTHWEST WINDS 7 TO 10 MPH. EYE LEVEL WINDS.....SOUTHWEST WINDS 7 TO 10 MPH. CHANCE OF PCPN......20 PERCENT. LAL.................2. MIXING HEIGHT.......2100-3600 FT AGL INCREASING TO 3900-5000 FT AGL IN THE AFTERNOON. MIXING WINDS........SOUTHWEST 12 TO 20 MPH. DISPERSION INDEX....31 INCREASING TO 63 LATE IN THE MORNING...THEN INCREASING TO 73 EARLY IN THE AFTERNOON DECREASING TO 47 LATE IN THE AFTERNOON. LVORI...............2. TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM SKY (%).........50 50 50 50 35 35 35 35 35 35 50 50 WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM CHC OF PCPN (%).20 20 20 20 20 20 20 20 20 20 20 20 TEMP............88 90 93 96 93 91 90 89 87 86 84 83 RH..............69 62 57 54 58 61 63 64 68 71 74 77 20 FT WIND DIR..SW SW SW SW S S S SW SW SW SW SW 20 FT WIND SPD..5 7 7 7 8 8 8 6 6 6 3 3 20 FT WIND GUST.10 15 15 15 15 15 15 10 10 10 5 5 EYE LVL WND DIR.SW SW SW SW S S S SW SW SW SW SW EYE LVL WND SPD.5 7 7 7 8 8 8 6 6 6 3 3 EYE LVL WND GST.10 15 15 15 15 15 15 10 10 10 5 5 MIX HGT (KFT)...2.1 3.6 3.6 3.6 5.0 5.0 5.0 3.9 3.9 3.9 2.8 2.8 MIXNG WIND DIR..SW SW SW SW S S S SW SW SW SW SW MIXNG WIND SPD..12 20 20 20 18 18 18 13 13 13 6 6 DISP IDX (LDSI).31 63 63 63 73 73 73 47 47 47 33 33 LVORI...........3 1 1 1 1 1 1 1 1 1 3 3 LAL.............2 2 2 2 2 2 2 2 2 2 2 2 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MIN TEMPERATURE.....AROUND 79. MAX HUMIDITY........90 PERCENT. DEWPOINT............76. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH IN THE LATE EVENING AND EARLY MORNING...THEN BECOMING LIGHT EARLY IN THE MORNING. EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH IN THE LATE EVENING AND EARLY MORNING...THEN BECOMING LIGHT EARLY IN THE MORNING. CHANCE OF PCPN......20 PERCENT. LAL.................2. MIXING HEIGHT.......1600-2800 FT AGL DECREASING TO 500 FT AGL AFTER MIDNIGHT. MIXING WINDS........SOUTHWEST 6 TO 7 MPH. DISPERSION INDEX....33 DECREASING TO 5. LVORI...............5. .WEDNESDAY... SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS. MAX TEMPERATURE.....AROUND 93. MIN HUMIDITY........57 PERCENT. DEWPOINT............76. WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 6 TO 9 MPH IN THE LATE MORNING AND AFTERNOON. EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH 6 TO 9 MPH IN THE LATE MORNING AND AFTERNOON. CHANCE OF PCPN......40 PERCENT. LAL.................3. MIXING HEIGHT.......2000-3500 FT AGL INCREASING TO 3600-5000 FT AGL IN THE AFTERNOON. MIXING WINDS........SOUTH 8 TO 14 MPH INCREASING TO 16 TO 20 MPH IN THE AFTERNOON. DISPERSION INDEX....19 INCREASING TO 59 IN THE LATE MORNING AND EARLY AFTERNOON...THEN DECREASING TO 43 LATE IN THE AFTERNOON. LVORI...............2. $$ FORECASTER...ROTHFUSS REQUESTED BY...KRAIG KRUM TYPE OF REQUEST...PRESCRIBED