FNUS72 KJAX 191735
FWSJAX

SPOT FORECAST FOR JL RX...DOF
NATIONAL WEATHER SERVICE JACKSONVILLE FL
135 PM EDT FRI MAR 19 2010

FORECAST IS BASED ON IGNITION TIME OF 1345 EDT ON MARCH 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL BUILD OVER THE REGION WITH SEASONABLE
TEMPERATURES AND DRIER AIR IN PLACE. WEAK WIND FLOW WILL ALLOW FOR
AN EAST COAST SEA BREEZE THIS AFTERNOON BY 3 PM.

SATURDAY...HIGH PRESSURE WILL CONTINUE OVER REGION WITH SEASONABLE
TEMPERATURES. RED FLAG CONDITIONS WILL BE POSSIBLE OVER NORTHEAST
FLORIDA DUE TO POSSIBLE EXTENDED PERIODS OF LOW RELATIVE
HUMIDITIES.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....AROUND 46.
MAX HUMIDITY........88 PERCENT.
WIND (20 FT)........EAST WINDS AROUND 5 MPH IN THE EVENING
                    BECOMING LIGHT.
MIXING HEIGHT.......5400 FT AGL DECREASING TO 300-1000 FT AGL EARLY
                    IN THE EVENING.
MIXING WINDS........SOUTHEAST 5 TO 10 MPH.
DISPERSION INDEX....2.
LVORI...............4.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........26     10     10     8      8      8
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............66     60     55     53     51     49
RH..............44     62     71     74     77     82
20 FT WIND......E 5    E 3    SE 3   S 3    SW 2   SW 2
20 FT WIND GUST.11     10     5      5      5      5
MIX HGT (FT)....5400   1000   1000   700    300    300
TRANSPORT WIND..NE 10  E 8    E 8    SE 6   SE 5   SE 5
LVORI...........4      4      4      4      4      4

.SATURDAY...

SKY/WEATHER.........SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 73.
MIN HUMIDITY........35 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 6 TO 10 MPH IN THE
                    AFTERNOON.
MIXING HEIGHT.......600-1000 FT AGL INCREASING TO 3000-4900 FT AGL.
MIXING WINDS........SOUTHEAST 6 TO 15 MPH.
DISPERSION INDEX....50.

TIME (EDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
SKY (%).........12     16     16     25     25     25
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TEMP............48     48     58     66     70     71
RH..............85     86     59     44     37     42
20 FT WIND......SW 1   W 1    NE 2   E 6    E 9    E 10
20 FT WIND GUST.5      5      10     10     15     15
MIX HGT (FT)....600    1000   1000   2900   4900   4900
TRANSPORT WIND..S 6    S 8    S 8    SE 10  SE 13  SE 13

$$
FORECASTER...SHASHY
REQUESTED BY...TRAVIS GRECO
TYPE OF REQUEST...PRESCRIBED
.TAG 20100319.JLRX_.01/JAX