FNUS72 KMLB 041048
FWSMLB

SPOT FORECAST FOR BUCK LAKE...SJRWMD
NATIONAL WEATHER SERVICE MELBOURNE FL
648 AM EDT TUE MAY 4 2010

FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON MAY 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL
WEATHER SERVICE.

.DISCUSSION...GOOD MORNING. LOW CLOUDS EARLY THIS MORNING WILL
GIVE WAY TO PARTLY SUNNY SKIES. LOW LEVEL WINDS WILL VEER FROM THE
SOUTH EARLY THIS MORNING TO THE SOUTHWEST AND INCREASE THIS
AFTERNOON. WINDS MAY BECOME WEST AT THE BURN SITE BY SUNSET. THE
EAST COAST SEA BREEZE IS FORECAST TO DEVELOP BUT IT SHOULD REMAIN
PINNED TO THE EAST COAST AND NOT AFFECT THE BURN SITE.

NO LOW RH CONCERNS BUT DEEP MIXING LAYER AND INCREASING TRANSPORT
WINDS WILL PRODUCE EXCELLENT DISPERSION WHICH MAY CAUSE CONTROL
PROBLEMS.

-KELLY

.TODAY...

SKY/WEATHER.........PARTLY SUNNY.
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........LIGHT SOUTH WINDS EARLY BECOMING SOUTHWEST 10
                    TO 13 MPH THIS AFTERNOON.
CHANCE OF PCPN......10 PERCENT.
LAL.................1.
MIXING HEIGHT.......900-1300 FT AGL INCREASING TO 6000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 14 TO 18 MPH.
DISPERSION INDEX....80.

TIME (EDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM
SKY (%).........PC  PC  PC  PC  PC  PC  PC  PC  PC  PC  PC  PC
WEATHER COV.....                                            CHC
WEATHER TYPE....                                            TSM
TEMP............78  81  84  86  89  89  90  90  88  86  84  82
RH..............79  72  65  59  52  48  47  47  50  55  59  65
20 FT WIND DIR..S   SSW SSW SSW SW  SW  SW  SW  SW  WSW WSW W
20 FT WIND SPD..7   9   10  12  13  13  13  13  12  10  9   8
20 FT WIND GUST.    10  15  16  18  18  18  18  15      10  10

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF THUNDERSTORMS EARLY IN
                    THE EVENING. CHANCE OF SHOWERS EARLY IN THE
                    EVENING.
MIN TEMPERATURE.....AROUND 72.
MAX HUMIDITY........90 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 8 TO 10 MPH SHIFTING TO THE
                    NORTHWEST 6 TO 7 MPH LATE IN THE EVENING...THEN
                    SHIFTING TO THE SOUTHEAST 5 TO 6 MPH AFTER
                    MIDNIGHT.
CHANCE OF PCPN......40 PERCENT.
LAL.................1 UNTIL 2000...THEN 3 UNTIL 0200...THEN 1.
MIXING HEIGHT.......4300-6000 FT AGL DECREASING TO 800-2200 FT AGL
                    LATE IN THE EVENING.
TRANSPORT WINDS.....WEST 15 TO 18 MPH SHIFTING TO THE NORTH AROUND
                    10 MPH LATE IN THE EVENING...THEN SHIFTING TO
                    THE EAST 6 TO 8 MPH AFTER MIDNIGHT.
DISPERSION INDEX....5.
LVORI...............6.

.WEDNESDAY...

CHANCE OF PCPN......50 PERCENT.
LAL.................1 UNTIL 0800...THEN 3.
MIXING HEIGHT.......1200-2900 FT AGL INCREASING TO 4500 FT AGL
                    EARLY IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 8 TO 16 MPH.
DISPERSION INDEX....33.

$$
FORECASTER...KELLY
REQUESTED BY...DUFF SWAN
TYPE OF REQUEST...PRESCRIBED
.TAG 20100504.BUCKL.01/MLB