FNUS72 KMFL 141228 FWSMFL SPOT FORECAST FOR RACOON 10...NPS BIG CYPRESS NATIONAL WEATHER SERVICE MIAMI FL 828 AM EDT FRI AUG 14 2009 FORECAST IS BASED ON IGNITION TIME OF 0835 EDT ON AUGUST 14. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A RIDGE OF HIGH PRESSURE OVER THE ATLANTIC CONTINUES TO KEEP SOUTH FLORIDA IN A GENERAL SOUTHEAST FLOW, HOWEVER A TROPICAL WAVE WILL PASS THE AREA SATURDAY MORNING. TODAY EXPECT SCATTERED THUNDERSTORMS TO DEVELOP AROUND THE BURN SITE AROUND MID DAY AND REMAIN IN THE ARE THROUGH EARLY EVENING. THE SEA BREEZE IS ALSO EXPECTED TO DEVELOP ALONG THE GULF COAST, BUT IT SHOULD NOT MAKE IT TO THE BURN SITE, INSTEAD KEEPING THE AREA IN A SOUTHEAST FLOW. WINDS WILL GO TO NEAR CALM TONIGHT AND THEN INCREASE TOWARD MORNING AS THE TROPICAL WAVE PASSES. SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS CAN BE EXPECTED TOMORROW. .REST OF TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT) THEN BECOMING PARTLY SUNNY (55-65 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 94. MIN HUMIDITY........49 PERCENT. DEWPOINT............73. WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 5 MPH IN THE AFTERNOON. EYE LEVEL WINDS.....LIGHT WINDS BECOMING EAST AROUND 5 MPH IN THE AFTERNOON. CHANCE OF PCPN......50 PERCENT. LAL.................1 UNTIL 1000...THEN 2 UNTIL 1400...THEN 3. MIXING HEIGHT.......1900-3400 FT AGL INCREASING TO 3600-5000 FT AGL IN THE AFTERNOON. MIXING WINDS........EAST 7 TO 8 MPH. DISPERSION INDEX....17 INCREASING TO 30 IN THE LATE MORNING AND AFTERNOON. LVORI...............2. TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM SKY (%).........20 60 60 60 60 60 WEATHER COV..... S CHC S CHC CHANCE CHANCE CHANCE WEATHER TYPE....NONE TSTORM TSTORM TSTORM TSTORM TSTORM CHC OF PCPN (%).50 50 50 50 50 50 TEMP............81 90 93 94 88 86 RH..............90 63 52 52 63 67 20 FT WIND......E 2 E 3 E 3 E 4 E 4 E 4 20 FT WIND GUST.5 5 5 10 10 10 EYE LEVEL WIND..E 2 E 3 E 3 E 4 E 4 E 4 EYE LVL WIND G..5 5 5 10 10 10 MIX HGT (FT)....1900 3400 3400 5000 5000 3600 MIXNG WIND......SE 7 E 8 E 8 E 8 E 8 E 8 DISP IDX (LDSI).17 27 27 33 33 28 LVORI...........3 3 2 1 2 2 LAL.............2 2 2 3 3 3 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING MOSTLY CLOUDY (50-60 PERCENT). CHANCE OF THUNDERSTORMS IN THE EVENING. CHANCE OF SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 74. MAX HUMIDITY........100 PERCENT. DEWPOINT............74. WIND (20 FT)........EAST WINDS AROUND 5 MPH IN THE EVENING BECOMING LIGHT. EYE LEVEL WINDS.....EAST WINDS AROUND 5 MPH IN THE EVENING BECOMING LIGHT. CHANCE OF PCPN......40 PERCENT. LAL.................3 UNTIL 0200...THEN 2. MIXING HEIGHT.......500-2100 FT AGL. MIXING WINDS........EAST 3 TO 7 MPH. DISPERSION INDEX....4. LVORI...............7. .SATURDAY... SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING...THEN SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 90. MIN HUMIDITY........58 PERCENT. DEWPOINT............74. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 6 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST 6 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. CHANCE OF PCPN......60 PERCENT. LAL.................3 UNTIL 1400...THEN 4. MIXING HEIGHT.......1800-3200 FT AGL INCREASING TO 4000-4500 FT AGL IN THE AFTERNOON. MIXING WINDS........SOUTHEAST 5 TO 12 MPH. DISPERSION INDEX....10 INCREASING TO 30. LVORI...............3. $$ FORECASTER...TINGLER REQUESTED BY...J TURNBO TYPE OF REQUEST...PRESCRIBED