FNUS72 KJAX 250811
FWSJAX

SPOT FORECAST FOR COUNTY LINE...TYPE 3 TEAM, BENTLEY
NATIONAL WEATHER SERVICE JACKSONVILLE FL
411 AM EDT WED APR 25 2012

FORECAST IS BASED ON REQUEST TIME OF 0800 EDT ON APRIL 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS
EVENING FOR GUSTY WINDS...LOW HUMIDITY...HIGH DISPERSION AND HIGH
ERC VALUES FOR ALL OF NORTHEAST FLORIDA...

...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH
EARLY THURSDAY EVENING FOR GUSTY WINDS...LOW HUMIDITY...HIGH
DISPERSION AND HIGH ERC VALUES FOR ALL OF NORTHEAST FLORIDA...

.DISCUSSION...
HIGH PRESSURE WILL REMAIN SOUTH OF THE REGION THROUGH THURSDAY.
THIS WILL CONTINUE TO PROMOTE RED FLAG CONDITIONS WITH GUSTY
SOUTHWEST WINDS AROUND 15 MPH WITH RELATIVE HUMIDITY LEVELS FALLING
BELOW CRITICAL VALUES EACH AFTERNOON. HIGH DISPERSION AND ERC VALUES
WILL CONTRIBUTE TO RED FLAG WARNINGS.

.TODAY...

SKY/WEATHER.........SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 83.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST AROUND 15 MPH.
LAL.................1.
MIXING HEIGHT.......600-1900 FT AGL INCREASING TO 5500-6500 FT AGL.
MIXING WINDS........SOUTHWEST 8 TO 17 MPH INCREASING TO 18 TO 20
                    MPH LATE IN THE AFTERNOON.
DISPERSION INDEX....78

TIME (EDT)      8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).........2      13     18     21     22
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE
TEMP............48     65     77     81     82
RH..............89     51     35     31     30
20 FT WIND......SW 2   W 7    W 10   SW 13  SW 15
20 FT WIND GUST.5      10     15     20     20
MIX HGT (FT)....600    3500   5500   6300   6300
TRANSPORT WIND..SW 9   W 12   W 14   SW 16  SW 18
DISPERSION INDX.11     51     63     75     64
LAL.............1      1      1      1      1

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....AROUND 55.
MAX HUMIDITY........97 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 14 MPH.
LAL.................1.
MIXING HEIGHT.......4000-5700 FT AGL DECREASING TO 400-900 FT AGL.
MIXING WINDS........SOUTHWEST 12 TO 21 MPH DECREASING TO 6 TO 9 MPH
                    EARLY IN THE MORNING.
DISPERSION INDEX....5.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........19     19     18     16     16     16
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............80     74     67     61     58     57
RH..............35     47     63     79     90     93
20 FT WIND......SW 14  SW 10  SW 9   SW 8   SW 7   SW 6
20 FT WIND GUST.20     15     15     10     10     10
MIX HGT (FT)....5700   4000   2400   1300   600    400
TRANSPORT WIND..SW 20  SW 21  SW 21  SW 18  SW 12  SW 7
DISPERSION INDX.87     15     15     12     6      4
LAL.............1      1      1      1      1      1

.THURSDAY...

SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 87.
MIN HUMIDITY........36 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 14 MPH INCREASING TO 15 TO
                    16 MPH IN THE AFTERNOON.
LAL.................1.
MIXING HEIGHT.......300-1100 FT AGL INCREASING TO 4800-5700 FT AGL.
MIXING WINDS........SOUTHWEST 3 TO 9 MPH INCREASING TO 15 TO 22 MPH
                    IN THE LATE MORNING AND AFTERNOON.
DISPERSION INDEX....81

$$
FORECASTER...HESS
REQUESTED BY...VINCE CARVER
TYPE OF REQUEST...WILDFIRE
.TAG 20120424.COUNT.02/JAX