FNUS72 KJAX 011012
FWSJAX

SPOT FORECAST FOR THIRD...DOF
NATIONAL WEATHER SERVICE JACKSONVILLE FL
512 AM EST MON MAR 1 2010

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

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM EST THIS
EVENING DUE TO LOW RELATIVE HUMIDITIES...

.DISCUSSION...
TODAY...WEAK HIGH PRESSURE WILL BUILD OVER THE REGION AND DRY WEATHER
WILL CONTINUE WITH LIGHT WINDS AND RED FLAG CONDITIONS ACROSS MOST OF
NORTHEAST FLORIDA.

TUESDAY...STRONG LOW PRESSURE SYSTEM WILL TRACK ACROSS THE FORECAST
AREA WITH WIDESPREAD RAIN IN ALL AREAS AND SCATTERED THUNDERSTORMS
ACROSS NORTHEAST FLORIDA. WINDY CONDITIONS ARE EXPECTED AS WELL.
LOCALLY HEAVY RAINFALL TOTALS OVER ONE INCH WILL BE POSSIBLE.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY (20-30 PERCENT). AREAS OF FROST
                    EARLY IN THE MORNING.
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........27 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST AROUND 5 MPH LATE IN
                    THE MORNING...THEN SHIFTING TO THE SOUTHEAST 5
                    TO 10 MPH IN THE AFTERNOON.
MIXING HEIGHT.......300 FT AGL INCREASING TO 3600-3900 FT AGL IN THE AFTERNOON.
MIXING WINDS........NORTH 5 TO 10 MPH SHIFTING TO THE NORTHEAST
                    AROUND 5 MPH LATE IN THE MORNING...THEN
                    SHIFTING TO THE SOUTH AROUND 10 MPH IN THE
                    AFTERNOON.
DISPERSION INDEX....33.

TIME (EST)      10 AM  NOON   2 PM   4 PM
SKY (%).........26     26     28     30
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............53     62     66     67
RH..............50     34     29     30
20 FT WIND......NE 3   SE 5   S 6    S 6
20 FT WIND GUST.5      8      9      9
MIX HGT (FT)....2200   2200   3900   3600
TRANSPORT WIND..NE 1   NE 1   S 7    S 7
CHC OF PCPN (%).0      0      0      0
LAL.............1      1      1      1

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (60-70 PERCENT). CHANCE OF RAIN
                    SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....AROUND 47.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH.
MIXING HEIGHT.......3600 FT AGL DECREASING TO 400-1000 FT AGL.
MIXING WINDS........SOUTHEAST 10 MPH.
DISPERSION INDEX....5.
LVORI...............4.

TIME (EST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........30     32     52     52     72     79
WEATHER COV.....                            CHANCE CHANCE
WEATHER TYPE....NONE   NONE   NONE   NONE   RNSHWR RNSHWR
TEMP............63     57     54     52     51     49
RH..............39     53     65     72     80     87
20 FT WIND......SE 5   E 5    E 6    E 6    E 6    SE 7
20 FT WIND GUST.8      7      9      9      9      10
MIX HGT (FT)....3600   1000   400    400    400    400
TRANSPORT WIND..S 7    SE 8   SE 8   SE 8   SE 8   SE 7
CHC OF PCPN (%).0      0      0      0      50     50
LAL.............1      1      1      1      1      1

.TUESDAY...

SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN
                    SHOWERS IN THE MORNING...THEN RAIN SHOWERS
                    LIKELY IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 62.
MIN HUMIDITY........69 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE
                    WEST 15 TO 20 MPH LATE IN THE AFTERNOON.
LAL.................1.
MIXING HEIGHT.......900-1100 FT AGL.
MIXING WINDS........EAST 10 MPH SHIFTING TO THE SOUTH AROUND 15
                    MPH LATE IN THE MORNING...THEN INCREASING TO
                    WEST 20 MPH IN THE AFTERNOON.
DISPERSION INDEX....22.
CHANCE OF PCPN......70 PERCENT.

$$
FORECASTER...HESS
REQUESTED BY...BARRY COULLIETTE
TYPE OF REQUEST...PRESCRIBED
.TAG 20100301.THIRD.01/JAX