FNUS72 KJAX 160838
FWSJAX

SPOT FORECAST FOR THIRD...DOF
NATIONAL WEATHER SERVICE JACKSONVILLE FL
438 AM EDT TUE MAR 16 2010

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MARCH 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
TODAY...WEAK HIGH PRESSURE BUILDS OVER THE REGION WITH LIGHTER WINDS
AND DRY AIR REMAINING IN PLACE. MIN RH VALUES WILL BOTTOM OUT AROUND
35 PERCENT BUT ONLY BRIEF DURATIONS OF CRITICAL RH EXPECTED.

WEDNESDAY...A LOW PRESSURE SYSTEM DEVELOPING NEAR THE REGION WILL
TRIGGER SCATTERED SHOWERS ALTHOUGH RAINFALL AMOUNTS SHOULD REMAIN
LESS THAN A TENTH OF AN INCH.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 67.
MIN HUMIDITY........39 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 10 MPH.
MIXING HEIGHT.......500-900 FT AGL INCREASING TO 2500-4200 FT AGL.
MIXING WINDS........NORTH 10 TO 15 MPH.
DISPERSION INDEX....35.

TIME (EDT)      10 AM  NOON   2 PM   4 PM
SKY (%).........27     18     10     10
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............53     61     65     66
RH..............61     48     42     41
20 FT WIND......N 7    N 7    N 7    N 7
20 FT WIND GUST.10     11     11     11
MIX HGT (FT)....900    2500   4200   4200
TRANSPORT WIND..NW 12  N 9    N 7    N 7

.TONIGHT...

MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 5 TO 10 MPH BECOMING LIGHT.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
TEMP............64     57     53     51     49     48
RH..............46     61     72     79     85     90
20 FT WIND......NE 7   E 5    E 3    E 2    E 1    NE 1
20 FT WIND GUST.11     7      4      3      2      2

.WEDNESDAY...

MAX TEMPERATURE.....AROUND 62.
MIN HUMIDITY........59 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTH 5 TO 10 MPH.
MIXING HEIGHT.......300-900 FT AGL INCREASING TO 1600-2400 FT AGL.
MIXING WINDS........NORTHEAST WINDS 10 MPH.
DISPERSION INDEX....5.

$$
FORECASTER...HESS
REQUESTED BY...BARRY COULLIETTE
TYPE OF REQUEST...PRESCRIBED
.TAG 20100316.THIRD.01/JAX