FNUS72 KJAX 270853
FWSJAX

SPOT FORECAST FOR IMPASSABLE BAY...USDA-FOREST SERVICE
NATIONAL WEATHER SERVICE JACKSONVILLE FL
453 AM EDT MON JUN 27 2011

FORECAST IS BASED ON REQUEST TIME OF 0442 EDT ON JUNE 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS ARE
POSSIBLE THIS MORNING. A FEW WEAK SHOWERS HAVE BEEN POPPING UP
SOUTH OF GAINESVILLE AND AROUND MIDDLEBURG OVERNIGHT. EXPECT
INCREASED CHANCES OF THUNDERSTORMS WITH FREQUENT LIGHTNING AFTER
LUNCH AND INTO THE EVENING HOURS. RAINFALL AMOUNTS WILL GENERALLY
BE LESS THAN ONE QUARTER INCH.


.TODAY...

SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT). PATCHY FOG EARLY
                    IN THE MORNING. CHANCE OF SHOWERS AND
                    THUNDERSTORMS EARLY IN THE MORNING.
MAX TEMPERATURE.....AROUND 97.
MIN HUMIDITY........44 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 8 MPH IN
                    THE AFTERNOON.
LAL.................1 UNTIL 0800...THEN 3.
MIXING HEIGHT.......1100-1800 FT AGL INCREASING TO 4900 FT AGL LATE
                    IN THE MORNING...THEN INCREASING TO 7300 FT AGL
                    EARLY IN THE AFTERNOON DECREASING TO 4800 FT
                    AGL LATE IN THE AFTERNOON.
MIXING WINDS........SOUTH 6 TO 10 MPH.
DISPERSION INDEX....53.
CHANCE OF PCPN......30 PERCENT.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).........40     61     61     61     62     62
WEATHER COV.....PATCHY CHANCE CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....FOG    TSTORM TSTORM TSTORM TSTORM TSTORM
TEMP............70     73     85     93     96     95
RH..............100    97     65     50     44     45
20 FT WIND......W 3    W 3    W 3    W 5    SW 6   SW 8
20 FT WIND GUST.5      10     10     10            10
MIX HGT (FT)....1100   1800   1800   4900   7300   7300
TRANSPORT WIND..SW 6   W 7    W 7    SW 7   S 7    S 7
CHC OF PCPN (%).10     30     30     30     50     50
LAL.............1      3      3      3      3      3

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS UNTIL EARLY MORNING.
MIN TEMPERATURE.....AROUND 71.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH UNTIL EARLY MORNING
                    BECOMING LIGHT.
LAL.................3 UNTIL 0200...THEN 1.
MIXING HEIGHT.......3000-4800 FT AGL DECREASING TO 300-1100 FT AGL
                    LATE IN THE EVENING.
MIXING WINDS........SOUTHWEST 6 TO 14 MPH.
DISPERSION INDEX....3.
CHANCE OF PCPN......30 PERCENT.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........62     73     73     73     70     70
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM NONE   NONE
TEMP............91     85     79     77     74     72
RH..............52     66     79     86     92     97
20 FT WIND......SW 9   SW 9   S 7    S 6    SW 3   SW 2
20 FT WIND GUST.10     15     10     10     5      10
MIX HGT (FT)....4800   3000   3000   1000   300    300
TRANSPORT WIND..S 10   SW 14  SW 14  SW 10  SW 6   SW 6
CHC OF PCPN (%).50     40     40     40     10     10
LAL.............3      3      3      3      1      1

.TUESDAY...

SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING.
MAX TEMPERATURE.....AROUND 94.
MIN HUMIDITY........47 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 9 MPH IN
                    THE LATE MORNING AND AFTERNOON.
LAL.................1 UNTIL 0800...THEN 3.
MIXING HEIGHT.......1100-1800 FT AGL INCREASING TO 4000-4900 FT AGL
                    LATE IN THE MORNING.
MIXING WINDS........SOUTHWEST 7 TO 12 MPH.
DISPERSION INDEX....37.

$$
FORECASTER...TRABERT
REQUESTED BY...PETER MYERS
TYPE OF REQUEST...WILDFIRE
.TAG 20110627.IMPAS.01/JAX