FNUS72 KJAX 210710
FWSJAX

SPOT FORECAST FOR OKR_COMP-4...USFWS
NATIONAL WEATHER SERVICE JACKSONVILLE FL
310 AM EDT THU APR 21 2011

FORECAST IS BASED ON IGNITION TIME OF 0900 EDT ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL BUILD NORTH AND EAST OF THE AREA
THROUGH EARLY NEXT WEEK.

PATCHY FOG DEVELOPMENT IS POSSIBLE EARLY THIS MORNING...BUT IF
DEVELOPMENT DOES OCCUR IT WILL BE SHORT LIVED AND LIKELY SPORADIC
AS MID AND HIGH CLOUDS APPROACH THE FIRE SITE FROM THE NORTHWEST.

WINDS WILL SHIFT THROUGH THE DAY FROM LIGHT WESTERLY FLOW IN THE MORNING
TO EASTERLY FLOW BY AFTERNOON. SPEEDS WILL BE LESS THAN 15 MPH...EXCEPT
NEAR THUNDERSTORMS. ISOLATED SHOWERS AND STORMS ARE EXPECTED TO
DEVELOP ACROSS SOUTHEAST GEORGIA LATE THIS MORNING...AND MAY IMPACT
THE FIRE SITE. COVERAGE IS EXPECTED TO INCREASE EARLY THIS
AFTERNOON. STORM MOTION WILL BE LIGHT AND VARIABLE.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). SLIGHT CHANCE OF
                    MORNING SHOWERS AND THUNDERSTORMS.
                    CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN
                    THE AFTERNOON.
MAX TEMPERATURE.....AROUND 89.
MIN HUMIDITY........43 PERCENT.
WIND (20 FT)........LIGHT WEST WINDS BECOMING EAST 5 TO 7 MPH IN THE
                    AFTERNOON.
LAL.................1 UNTIL 0800...THEN 2 UNTIL 1400...THEN 3.
MIXING HEIGHT.......600-2000 FT AGL INCREASING TO 3500-4800 FT AGL
                    LATE IN THE MORNING.
MIXING WINDS........WEST 5 TO 6 MPH SHIFTING TO THE NORTHEAST 7 TO
                    10 MPH EARLY IN THE AFTERNOON.
DISPERSION INDEX....40.

TIME (EDT)      9 AM   11 AM  1 PM   3 PM   5 PM
SKY (%).........40     45     45     50     60
WEATHER COV.....S CHC  S CHC  S CHC  CHANCE CHANCE
WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM
TEMP............72     82     86     88     88
RH..............80     60     49     44     43
20 FT WIND......W 1    NW 3   NE 5   NE 6   E 7
20 FT WIND GUST.       5             10     10
MIX HGT (FT)....2000   3500   3500   4800   4000
TRANSPORT WIND..W 6    NW 7   NW 7   NE 7   NE 10
LAL.............2      2      2      3      3

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS UNTIL EARLY MORNING.
MIN TEMPERATURE.....AROUND 63.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........EAST WINDS 6 TO 7 MPH EARLY IN THE EVENING
                    BECOMING LIGHT.
LAL.................3 UNTIL 0200...THEN 1.
MIXING HEIGHT.......2200-4000 FT AGL DECREASING TO 200-700 FT AGL
                    LATE IN THE EVENING.
MIXING WINDS........EAST 8 TO 13 MPH SHIFTING TO THE SOUTHEAST 3 TO
                    6 MPH AFTER MIDNIGHT.
DISPERSION INDEX....2.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........60     71     71     70     70     70
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM NONE   NONE
TEMP............86     79     73     70     67     65
RH..............47     63     77     84     89     95
20 FT WIND......E 7    E 7    E 3    E 1    E 0    E 0
20 FT WIND GUST.10     10     5      5
MIX HGT (FT)....4000   2200   2200   700    200    200
TRANSPORT WIND..NE 10  E 13   E 13   E 8    SE 3   SE 3
LAL.............3      3      3      3      1      1

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS EARLY IN THE
                    AFTERNOON.
MAX TEMPERATURE.....AROUND 87.
MIN HUMIDITY........48 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 7 MPH IN THE
                    LATE MORNING AND AFTERNOON.
LAL.................1 UNTIL 1400...THEN 3.
MIXING HEIGHT.......600-1900 FT AGL INCREASING TO 3800-5400 FT AGL
                    LATE IN THE MORNING.
MIXING WINDS........SOUTHEAST 6 TO 13 MPH.
DISPERSION INDEX....30.

$$
FORECASTER...ENYEDI
REQUESTED BY...REGGIE FORCINE
TYPE OF REQUEST...PRESCRIBED
.TAG 20110421.OKR_C.01/JAX