FNUS72 KJAX 221004
FWSJAX

SPOT FORECAST FOR FIRST...DOF
NATIONAL WEATHER SERVICE JACKSONVILLE FL
504 AM EST MON FEB 22 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON FEBRUARY 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A WARM FRONT WILL MOVE NORTH OF THE AREA TODAY
BRINGING WARMER AND MORE HUMID WEATHER. NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS ARE EXPECTED MAINLY IN THE AFTERNOON
AND TAPERING OFF IN THE EVENING. A COLD FRONT WILL BRING IN COOLER
AND DRIER CONDITIONS ON TUESDAY AND WEDNESDAY...ALTHOUGH RH VALUES
ARE EXPECTED TO REMAIN ABOVE CRITICAL LEVELS.


.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF RAIN
                    SHOWERS IN THE MORNING. SCATTERED
                    THUNDERSTORMS. RAIN IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........66 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 7 TO 12 MPH.
LAL.................1 UNTIL 1300...THEN 3.
MIXING HEIGHT.......700-1100 FT AGL INCREASING TO 2000-2900 FT AGL
                    IN THE AFTERNOON.
MIXING WINDS........SOUTHWEST 8 TO 16 MPH.
DISPERSION INDEX....41.

TIME (EST)      10 AM  NOON   2 PM   4 PM
SKY (%).........73     73     84     84
WEATHER COV.....CHANCE CHANCE DEFNTE DEFNTE
WEATHER TYPE....TSTORM TSTORM RAIN   RAIN
TEMP............61     67     69     69
RH..............91     74     68     68
20 FT WIND......S 10   S 12   S 12   S 10
20 FT WIND GUST.15     15     15     15
MIX HGT (FT)....1100   1100   2900   2000
TRANSPORT WIND..S 15   S 15   S 16   SW 14
LAL.............1      1      3      3

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). RAIN AND
                    SCATTERED THUNDERSTORMS EARLY IN THE
                    EVENING...THEN CHANCE OF RAIN SHOWERS AND
                    SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE
                    EVENING. SLIGHT CHANCE OF RAIN SHOWERS AFTER
                    MIDNIGHT. PATCHY FOG AFTER MIDNIGHT.
MIN TEMPERATURE.....AROUND 53.
MAX HUMIDITY........98 PERCENT.
WIND (20 FT)........WEST WINDS 6 TO 10 MPH.
LAL.................3 UNTIL 1900...THEN 2 UNTIL 0100...THEN 1.
MIXING HEIGHT.......400-2000 FT AGL.
MIXING WINDS........WEST 7 TO 14 MPH.
DISPERSION INDEX....6.

TIME (EST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........84     91     91     91     64     64
WEATHER COV.....DEFNTE DEFNTE CHANCE CHANCE S CHC  S CHC
WEATHER TYPE....RAIN   RAIN   RNSHWR RNSHWR RN/FG  RN/FG
TEMP............65     61     58     57     55     54
RH..............77     90     96     96     95     93
20 FT WIND......SW 10  SW 10  SW 9   W 8    W 8    W 6
20 FT WIND GUST.              10     10     10
MIX HGT (FT)....2000   1100   800    800    400    700
TRANSPORT WIND..SW 14  SW 10  W 8    W 8    W 8    W 7
LAL.............3      2      2      2      1      1

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT) THEN BECOMING
                    SUNNY (15-25 PERCENT). PATCHY FOG EARLY IN THE
                    MORNING.
MAX TEMPERATURE.....AROUND 70.
MIN HUMIDITY........40 PERCENT.
WIND (20 FT)........WEST WINDS 6 TO 9 MPH.
LAL.................1.
MIXING HEIGHT.......700-2100 FT AGL INCREASING TO 2800-3100 FT AGL
                    IN THE AFTERNOON.
MIXING WINDS........NORTHWEST 7 TO 13 MPH.
DISPERSION INDEX....41.

$$
FORECASTER...TRABERT
REQUESTED BY...BARRY COULLIETTE
TYPE OF REQUEST...PRESCRIBED
.TAG 20100222.FIRST.01/JAX