FNUS72 KJAX 141359
FWSJAX

SPOT FORECAST FOR RSSF...DOF
NATIONAL WEATHER SERVICE JACKSONVILLE FL
859 AM EST FRI JAN 14 2011

FORECAST IS BASED ON IGNITION TIME OF 0915 EST ON JANUARY 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...AN UNSEASONABLY COLD AIRMASS AND DRY AIR WILL
CONTINUE OVER THE REGION THROUGH SATURDAY. MOISTURE WILL INCREASE
EARLY NEXT WEEK AS A FRONTAL SYSTEM APPROACHES THE AREA. AS A
HEADS UP...SUSTAINED WINDS OF 15 MPH WITH HIGHER GUSTS ARE
POSSIBLE TUESDAY AND WEDNESDAY WITH THE FRONTAL SYSTEM.

.REST OF TODAY...

SKY/WEATHER.........SUNNY (0-5 PERCENT).
MAX TEMPERATURE.....AROUND 53.
MIN HUMIDITY........32 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST 5 TO 6 MPH EARLY
                    IN THE AFTERNOON...THEN BECOMING LIGHT LATE IN
                    THE AFTERNOON.
MIXING HEIGHT.......600-1800 FT AGL INCREASING TO 3000 FT AGL IN
                    THE AFTERNOON.
MIXING WINDS........NORTHEAST 6 TO 9 MPH.
DISPERSION INDEX....22.

TIME (EST)      9 AM   11 AM  1 PM   3 PM   5 PM
SKY (%).........1      1      1      1      1
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE
TEMP............36     47     52     53     49
RH..............68     43     34     34     54
20 FT WIND......NE 2   NE 3   NE 6   E 5    NE 3
20 FT WIND GUST.5      5      10     10     10
MIX HGT (FT)....1800   1800   3000   3000   3000
TRANSPORT WIND..NE 9   NE 7   E 6    NE 7   NE 7

.TONIGHT...

SKY/WEATHER.........CLEAR (0-5 PERCENT). WIDESPREAD FROST.
MIN TEMPERATURE.....AROUND 26.
MAX HUMIDITY........96 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......3000 FT AGL DECREASING TO 200-800 FT AGL.
MIXING WINDS........NORTH 3 TO 7 MPH.
DISPERSION INDEX....2.

TIME (EST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........1      0      0      0      2      2
WEATHER COV.....       WIDSPD WIDSPD WIDSPD WIDSPD WIDSPD
WEATHER TYPE....NONE   FROST  FROST  FROST  FROST  FROST
TEMP............44     37     33     31     29     28
RH..............54     76     85     86     87     92
20 FT WIND......NE 3   NE 2   E 1    N 0    NW 1   NW 1
20 FT WIND GUST.5      5      5      5
MIX HGT (FT)....3000   800    500    500    200    400
TRANSPORT WIND..NE 7   N 7    N 5    N 5    N 3    N 3

.SATURDAY...

SKY/WEATHER.........SUNNY (0-10 PERCENT). WIDESPREAD FROST EARLY IN
                    THE MORNING.
MAX TEMPERATURE.....AROUND 59.
MIN HUMIDITY........38 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......400-2000 FT AGL INCREASING TO 3300-3400 FT AGL
                    IN THE AFTERNOON.
MIXING WINDS........NORTH 3 TO 5 MPH SHIFTING TO THE WEST 6 TO 7
                    MPH IN THE LATE MORNING AND AFTERNOON.
DISPERSION INDEX....23.

$$
FORECASTER...TRABERT
REQUESTED BY...JENNIFER HART
TYPE OF REQUEST...PRESCRIBED
.TAG 20110114.RSSF_.01/JAX