FNUS72 KJAX 011326
FWSJAX

SPOT FORECAST FOR CECIL...DOF
NATIONAL WEATHER SERVICE JACKSONVILLE FL
826 AM EST TUE FEB 1 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON FEBRUARY 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A WARM FRONT WILL LIFT NORTH OF THE AREA TODAY AS A COLD FRONT
APPROACHES FROM THE WEST TONIGHT. THE FRONT WILL MOVE THROUGH ON
WEDNESDAY THEN STALL ACROSS CENTRAL FLORIDA ON THURSDAY.

RELATIVE HUMIDITIES WILL REMAIN ABOVE CRITICAL VALUES. SOUTHEAST
WINDS WILL INCREASE THIS AFTERNOON...WITH GUSTS TO 20 MPH POSSIBLE
BY LATE TUESDAY AFTERNOON AND CONTINUING INTO THE NIGHT.

RAIN CHANCES INCREASE TONIGHT IN ADVANCE OF THE COLD FRONT.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). WIDESPREAD DENSE
                    FOG EARLY IN THE MORNING.
MAX TEMPERATURE.....AROUND 74.
MIN HUMIDITY........59 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST 5 TO 9 MPH EARLY
                    IN THE MORNING.
MIXING HEIGHT.......400-700 FT AGL INCREASING TO 2600-4400 FT AGL
                    IN THE LATE MORNING AND AFTERNOON.
MIXING WINDS........SOUTHEAST 6 TO 14 MPH SHIFTING TO THE SOUTH 16
                    TO 17 MPH IN THE AFTERNOON.
DISPERSION INDEX....68.

TIME (EST)      10 AM  NOON   2 PM   4 PM
SKY (%).........72     72     70     70
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............61     70     74     74
RH..............92     68     59     60
20 FT WIND......SE 8   SE 9   SE 9   SE 8
20 FT WIND GUST.10     15     15     15
MIX HGT (FT)....2600   2600   4400   2600
TRANSPORT WIND..SE 14  SE 14  S 17   S 16

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF
                    SHOWERS IN THE EVENING. CHANCE OF SHOWERS AND
                    SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTH WINDS 7 TO 10 MPH.
MIXING HEIGHT.......800-2600 FT AGL DECREASING TO 400-600 FT AGL IN
                    THE LATE EVENING AND OVERNIGHT.
MIXING WINDS........SOUTH 9 TO 16 MPH.
DISPERSION INDEX....9.

TIME (EST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........70     75     88     88     89     92
WEATHER COV.....       S CHC  S CHC  S CHC  CHANCE CHANCE
WEATHER TYPE....NONE   RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
RH..............68     79     85     90     94     98
20 FT WIND......SE 8   SE 8   S 8    S 10   S 10   S 10
20 FT WIND GUST.15     10     15     15     15     15
MIX HGT (FT)....2600   800    600    600    400    500
TRANSPORT WIND..S 16   S 14   S 12   S 12   S 9    S 14

.WEDNESDAY...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF
                    SHOWERS IN THE MORNING.
MIN HUMIDITY........56 PERCENT.
WIND (20 FT)........WEST WINDS 8 TO 10 MPH.
MIXING HEIGHT.......500-1800 FT AGL.
MIXING WINDS........NORTHWEST 14 TO 20 MPH.
DISPERSION INDEX....33.

$$
FORECASTER...TRABERT
REQUESTED BY...KEITH CUMMINGS
TYPE OF REQUEST...PRESCRIBED
.TAG 20110201.CECIL.01/JAX