FNUS72 KMFL 181950
FWSMFL

SPOT FORECAST FOR COW PEN RX
NATIONAL WEATHER SERVICE MIAMI FL
250 PM EST WED FEB 18 2009

IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE.

SPOT FORECAST FOR COW PEN RX...BIA
NATIONAL WEATHER SERVICE MIAMI FL
249 PM EST WED FEB 18 2009

FORECAST IS BASED ON IGNITION TIME OF 1500 EST ON FEBRUARY 18.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE RIDGE OVER SOUTH FLORIDA WILL MOVE
SOUTHEAST TODAY AS A COLD FRONT MOVES TOWARD NORTH FLORIDA. AS THE
DAY PROGRESSES ...WINDS WILL INCREASE AND BECOME SOUTH SOUTHEAST 15
TO 20 MPH WITH POSSIBLE HIGHER GUSTS. MIXING HEIGHTS WILL BE LIMITED
DUE TO THE INCREASED WINDS BUT DISPERSION WILL NOT BE COMPROMISED AS
THE INCREASED TRANSPORT WINDS ENHANCE DISPERSION AND A GENERALLY GOOD
INDEX IS EXPECTED.

TONIGHT...WINDS WILL BECOME MORE SOUTH...POSSIBLY LEANING TO THE
SOUTH SOUTHWEST AROUND 5 KNOTS. THE SOUTHERLY WINDS THOUGH WILL BRING
INCREASED LOW LEVEL MOISTURE INTO SOUTH FLORIDA TODAY AND INTO
TONIGHT
AND SOME PATCHY FOG WILL BE POSSIBLE IN THE IMMOKALEE AREA.

WINDS WILL BECOME SOUTHWEST AFTER SUNRISE THURSDAY AND INCREASE TO 15
TO 20 MPH. AS THE DAY PROGRESSES...WINDS WILL BECOME WEST IN THE LATE
AFTERNOON AND DECREASE TO 10 TO 15 MPH. THE COLD FRONT WILL MOVE
THROUGH THE AREA BETWEEN 6 TO 8 PM WITH WINDS SHIFTING TO THE
NORTHWEST. THERE WILL BE A CHANCE FOR SHOWERS LATE IN THE DAY
TOMORROW AND EARLY EVENING.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........49 PERCENT.
DEWPOINT............59.
WIND (20 FT)........SOUTH WINDS 9 TO 12 MPH.
EYE LEVEL WINDS.....SOUTH WINDS 9 TO 12 MPH.
CHANCE OF PCPN......10 PERCENT.
LAL.................1.
MIXING HEIGHT.......3000-3500 FT AGL.
MIXING WINDS........SOUTH 14 TO 16 MPH.
DISPERSION INDEX....45.
LVORI...............1.

TIME (EST)      3 PM   5 PM   7 PM   9 PM   11 PM  1 AM
SKY (%).........40     40     40     40     40     40
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
CHC OF PCPN (%).10     10     10     10     10     10
TEMP............77     75     68     65     63     62
RH..............49     54     70     79     86     89
20 FT WIND......S 9    S 7    SW 5   SW 5   S 5    S 5
20 FT WIND GUST.15     15     10     10     10     10
EYE LEVEL WIND..S 9    S 7    SW 5   SW 5   S 5    S 5
EYE LVL WIND G..15     15     10     10     10     10
MIX HGT (FT)....3500   3000   2200   2200   1500   700
MIXNG WIND......S 16   S 14   SW 8   SW 8   S 8    S 8
DISP IDX (LDSI).45     44     31     31     17     4
LVORI...........1      1      3      3      4      6
CHC OF PCPN (%).10     10     10     10     10     10
LAL.............1      1      1      1      1      1

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MIN TEMPERATURE.....AROUND 59.
MAX HUMIDITY........96 PERCENT.
DEWPOINT............58.
WIND (20 FT)........SOUTH WINDS AROUND 6 MPH.
EYE LEVEL WINDS.....SOUTH WINDS AROUND 6 MPH.
CHANCE OF PCPN......10 PERCENT.
LAL.................1.
MIXING HEIGHT.......700-2200 FT AGL.
MIXING WINDS........SOUTH AROUND 8 MPH.
DISPERSION INDEX....31 DECREASING TO 4.
LVORI...............5.

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).
MAX TEMPERATURE.....AROUND 84.
MIN HUMIDITY........47 PERCENT.
DEWPOINT............63.
WIND (20 FT)........WEST WINDS 7 TO 13 MPH.
EYE LEVEL WINDS.....WEST WINDS 7 TO 13 MPH.
CHANCE OF PCPN......10 PERCENT.
LAL.................1.
MIXING HEIGHT.......1800-2900 FT AGL INCREASING TO 3500-4000 FT AGL
                    IN THE AFTERNOON.
MIXING WINDS........WEST 12 TO 21 MPH.
DISPERSION INDEX....28 INCREASING TO 57 IN THE LATE MORNING AND
                    EARLY AFTERNOON...THEN DECREASING TO 46 LATE IN
                    THE AFTERNOON.
LVORI...............3.

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY...
NOT AS WARM. PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS AROUND
70. NORTHWEST WINDS AROUND 8 MPH.
.SATURDAY...
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S. LIGHT
WINDS.
.SUNDAY...
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
NORTHWEST WINDS AROUND 7 MPH.

$$
FORECASTER...ROTHRUSS
REQUESTED BY...DAVE WALKS
TYPE OF REQUEST...PRESCRIBED

$$

REQUESTED BY...DAVE WALKS
REASON FOR REQUEST...STATE, TRIBAL OR LOCAL FIRE AGENCY WORKING IN COORDINATION WITH A
FEDERAL PARTICIPANT IN THE INTERAGENCY AGREEMENT FOR METEOROLOGICAL SERVICES.