FNUS72 KMFL 051100 FWSMFL SPOT FORECAST FOR DEEP FIRE NATIONAL WEATHER SERVICE MIAMI FL 700 AM EDT TUE MAY 5 2009 IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. SPOT FORECAST FOR DEEP FIRE...CORRECTED NATIONAL WEATHER SERVICE MIAMI FL 653 AM EDT TUE MAY 5 2009 FORECAST IS BASED ON REQUEST TIME OF 0700 EDT ON MAY 05. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EDT THIS EVENING... .DISCUSSION...SOUTHEASTERLY WINDS WILL CONTINUE TODAY, AT SPEEDS OF 10 TO 15 MPH AT THE FIRE SITE. WINDS THROUGH THE REST OF THE MIXING LAYER WILL BE EAST SOUTHEAST TO SOUTHEAST AT 10 MPH AS MIXING HEIGHTS CLIMB TO 5500-6000FT CREATING GENERALLY GOOD DISPERSION INDICES. DURING THE LATE AFTERNOON HOURS, A GULF COAST SEA BREEZE WILL MOVE THROUGH THE FIRE SITE, WITH A LOW LEVEL WIND SHIFT TO THE SOUTHWEST UP TO ABOUT 2000FT AGL. JUST AFTER SUNSET, SURFACE WINDS SHOULD SHIFT BACK TO AN EASTERLY DIRECTION AT 5 MPH, BEFORE BECOMING CALM DURING THE LATE EVENING AND OVERNIGHT HOURS. THIS WILL CREATE LITTLE TO NO MIXING OR DISPERSION AT THE FIRE SITE, AND THIS WILL BE FAVORABLE FOR FOG FORMATION AND MIXING WITH LINGERING SMOKE WHICH WILL SETTLE TO THE GROUND LEADING TO VERY LOW NIGHTTIME VISIBILITIES ON AREA ROADWAYS. PLEASE NOTE THE RED FLAG WARNING IS PRIMARILY FOR NORTHERN PORTIONS OF THE COUNTY, AROUND THE IMMOKALEE AREA, BUT THE FIRE SITE MAY SEE RELATIVE HUMIDITIES BRIEFLY BELOW 40 PERCENT FOR AN HOUR OR TWO EARLY THIS AFTERNOON. .TODAY... SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING PARTLY SUNNY (55-65 PERCENT). AREAS OF FOG EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 91. MIN HUMIDITY........32-37 PERCENT. DEWPOINT............69. 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......10 PERCENT. LAL.................1. MIXING HEIGHT.......1900-3400 FT AGL INCREASING TO 5000 FT AGL IN THE AFTERNOON. MIXING WINDS........SOUTH 8 TO 10 MPH. DISPERSION INDEX....22 INCREASING TO 51 IN THE LATE MORNING AND EARLY AFTERNOON...THEN DECREASING TO 35 LATE IN THE AFTERNOON. LVORI...............2. TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM SKY (%).........24 24 24 60 60 60 WEATHER COV.....AREAS WEATHER TYPE....FOG NONE NONE NONE NONE NONE CHC OF PCPN (%).10 10 10 10 10 10 TEMP............68 81 87 91 91 88 RH..............86 59 42 35 36 42 20 FT WIND......E 2 E 2 SE 5 S 6 S 6 SW 6 20 FT WIND GUST.5 5 10 10 10 15 EYE LEVEL WIND..E 2 E 2 SE 5 S 6 S 6 SW 6 EYE LVL WIND G..5 5 10 10 10 15 MIX HGT (FT)....1900 1900 3400 5000 5000 5000 MIXNG WIND......SE 8 SE 8 S 10 S 10 S 10 S 8 DISP IDX (LDSI).22 22 47 54 54 35 LVORI...........3 3 1 1 1 1 CHC OF PCPN (%).10 10 10 10 10 10 LAL.............1 1 1 1 1 1 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT). MIN TEMPERATURE.....AROUND 64. MAX HUMIDITY........100 PERCENT. DEWPOINT............64. WIND (20 FT)........LIGHT WINDS. EYE LEVEL WINDS.....LIGHT WINDS. CHANCE OF PCPN......10 PERCENT. LAL.................1. MIXING HEIGHT.......2700 FT AGL DECREASING TO 300 FT AGL IN THE LATE EVENING AND OVERNIGHT. MIXING WINDS........SOUTHWEST AROUND 5 MPH SHIFTING TO THE EAST 2 TO 3 MPH IN THE LATE EVENING AND BECOMING CALM OVERNIGHT. DISPERSION INDEX....2. LVORI...............6. $$ FORECASTER...STRASSBERG REQUESTED BY...JUSTIN TURNBO TYPE OF REQUEST...WILDFIRE $$ REQUESTED BY...JUSTIN TURNBO REASON FOR REQUEST...WILDFIRE