FNUS72 KMFL 101326
FWSMFL

SPOT FORECAST FOR MAILBOX TRUCK RX
NATIONAL WEATHER SERVICE MIAMI FL
826 AM EST WED FEB 10 2010

IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE.

SPOT FORECAST FOR MAILBOX TRUCK RX...FL. D.O.F.
NATIONAL WEATHER SERVICE MIAMI FL
825 AM EST WED FEB 10 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON FEBRUARY 10.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM EST
THIS EVENING...
...FIRE WEATHER WATCH IN EFFECT THURSDAY AFTERNOON...

.DISCUSSION...A BROAD RIDGE OF SURFACE HIGH PRESSURE CENTERED
ACROSS THE MISSISSIPPI VALLEY WILL BE THE DOMINANT WEATHER
FEATURE ACROSS SOUTH FLORIDA TODAY AND TONIGHT. GUSTY NORTHWEST
WINDS WILL PREVAIL THROUGH THE REMAINDER OF THE DAY...AND THIS
WILL CONTINUE TO USHER A COOLER AND MUCH DRIER AIR MASS INTO THE
REGION. RELATIVE HUMIDITY VALUES WILL FALL RAPIDLY AS TEMPERATURES
WARM THROUGH LATE MORNING...WITH AFTERNOON READINGS POSSIBLY
FALLING TO AROUND 30 PERCENT. DUE TO STRONG TRANSPORT LAYER
WINDS...GENERALLY GOOD SMOKE DISPERSION IS ANTICIPATED TODAY...
WITH THE SMOKE PLUME TRAVELING TO THE SOUTH-SOUTHEAST. GIVEN THE
DRY AIR MASS OVER THE REGION...THERE IS VIRTUALLY NO THREAT FOR
FOG DEVELOPMENT OVERNIGHT.

.TODAY...

SKY/WEATHER.........SUNNY (20-30 PERCENT).
                    TEMPERATURE.........59 AT IGNITION...MAX 64.
                    MIN HUMIDITY........66 PERCENT AT IGNITION...MIN 30 PERCENT.
DEWPOINT............53.
WIND (20 FT)........WINDS NORTH AT 10 MPH AT IGNITION...OTHERWISE
                    NORTH WINDS 8 TO 10 MPH.
WIND (EYE LEVEL)....NORTH WINDS 8 TO 10 MPH.
POP (12 HR).................0 PERCENT.
POP (12 HR).................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......1900 FT AGL AT IGNITION...OTHERWISE 1300-2400
                    FT AGL.
MIXING WINDS........NORTH 20 TO 22 MPH.
DISPERSION INDEX....38 INCREASING TO 55 IN THE LATE MORNING AND
                    AFTERNOON.
LVORI...............3.

TIME (EST)      10 AM  NOON   2 PM   4 PM   6 PM   8 PM
SKY (%).........20     20     20     20     20     20
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
12 HR CHC PCPN. 0      0      0      0      0      0
 6 HR CHC PCPN. 0      0      0      0      0      0
TEMP............59     63     64     62     56     50
RH..............66     42     32     35     48     62
20 FT WIND......N 8    N 8    N 7    N 6    N 6    NW 5
20 FT WIND GUST.15     15     15     15     15     10
EYE LEVEL WIND..N 8    N 8    N 7    N 6    N 6    NW 5
EYE LVL WIND G..15     15     15     15     15     10
MIX HGT (FT)....1900   1900   2400   2200   2200   1500
MIXNG WIND......N 22   N 22   N 21   N 20   N 20   NW 18
DISP IDX (LDSI).51     51     58     52     52     12
LVORI...........1      1      1      1      1      2
LAL.............1      1      1      1      1      1

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....33.
MAX HUMIDITY........81 PERCENT.
DEWPOINT............38.
WIND (20 FT)........NORTH WINDS 6 TO 7 MPH.
WIND (EYE LEVEL)....NORTH WINDS 6 TO 7 MPH.
POP (12 HR).................0 PERCENT.
POP (12 HR).................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......700-1500 FT AGL.
MIXING WINDS........NORTH 10 TO 18 MPH.
DISPERSION INDEX....9.
LVORI...............3.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
MAX TEMPERATURE.....65.
MIN HUMIDITY........25 PERCENT.
DEWPOINT............37.
WIND (20 FT)........NORTH WINDS 5 TO 6 MPH.
WIND (EYE LEVEL)....NORTH WINDS 5 TO 6 MPH.
POP (12 HR).................0 PERCENT.
POP (12 HR).................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......1300-2400 FT AGL.
MIXING WINDS........NORTH AROUND 10 MPH.
DISPERSION INDEX....21 INCREASING TO 30 IN THE AFTERNOON.
LVORI...............2.

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY...
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE UPPER 30S.
HIGHS AROUND 70. NORTHEAST WINDS AROUND 5 MPH.
.SATURDAY...
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 60S. NORTHWEST WINDS AROUND 8 MPH.
.SUNDAY...
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID 60S. NORTH
WINDS AROUND 5 MPH.

$$

FORECASTER...DIXON
REQUESTED BY...JEFF CUMMINGS
TYPE OF REQUEST...PRESCRIBED

$$

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