FNUS72 KJAX 211231
FWSJAX

SPOT FORECAST FOR TIGHTEN UP...USDA
NATIONAL WEATHER SERVICE JACKSONVILLE FL
731 AM EST MON FEB 21 2011

FORECAST IS BASED ON REQUEST TIME OF 0711 EST ON FEBRUARY 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A HIGH PRESSURE SYSTEM WILL REMAIN WELL EAST OF THE
AREA TODAY. SOUTHWEST WINDS WILL INCREASE TO 15 TO 20 MPH DURING THE
LATE MORNING AND AFTERNOON...WITH GUSTS NEAR 25 TO 30 MPH IN THE AFTERNOON.
DISPERSION INDICES WILL BE HIGH. MINIMUM RELATIVE HUMIDITIES ARE
EXPECTED TO FALL INTO THE UPPER 30S.

HUMIDITIES ARE EXPECTED TO BE HIGHER ON TUESDAY...THUS NO RED
FLAG WARNINGS ARE EXPECTED AT THIS TIME.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT) THEN BECOMING
                    SUNNY (20-30 PERCENT). PATCHY FOG EARLY IN THE
                    MORNING.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........38 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 14 TO 16 MPH
                    WITH GUSTS TO AROUND 30 MPH.
MIXING HEIGHT.......400-2100 FT AGL INCREASING TO 4200-4500 FT AGL
                    IN THE AFTERNOON.
MIXING WINDS........SOUTHWEST 8 TO 10 MPH INCREASING TO 22 TO 28
                    MPH IN THE LATE MORNING AND AFTERNOON.
DISPERSION INDEX....81.
CHANCE OF PCPN......0 PERCENT.

TIME (EST)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
SKY (%).........47     47     47     23     23     23
WEATHER COV.....PATCHY
WEATHER TYPE....FOG    NONE   NONE   NONE   NONE   NONE
TEMP............54     67     76     80     80     78
RH..............100    85     54     39     39     52
20 FT WIND......S 5    SW 12  SW 14  SW 16  SW 16  SW 14
20 FT WIND GUST.15     20     25     30     25     20
MIX HGT (FT)....500    2100   2100   4500   4500   4200
TRANSPORT WIND..SW 10  SW 22  SW 22  SW 28  SW 28  SW 24
CHC OF PCPN (%).0      0      0      0      0      0

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (55-65 PERCENT). AREAS OF FOG
                    AFTER MIDNIGHT.
MIN TEMPERATURE.....AROUND 54.
MAX HUMIDITY........100 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 12 MPH.
MIXING HEIGHT.......4200 FT AGL DECREASING TO 300-400 FT AGL.
MIXING WINDS........SOUTHWEST 17 TO 24 MPH DECREASING TO 9 TO 12
                    MPH IN THE LATE EVENING AND OVERNIGHT.
DISPERSION INDEX....6.

TIME (EST)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........23     30     30     30     61     61
WEATHER COV.....                            AREAS  AREAS
WEATHER TYPE....NONE   NONE   NONE   NONE   FOG    FOG
TEMP............74     66     62     60     58     56
RH..............52     72     85     94     100    100
20 FT WIND......SW 12  SW 8   SW 8   SW 7   SW 6   SW 6
20 FT WIND GUST.20     15     15     10     10     10
MIX HGT (FT)....4200   400    400    400    300    400
TRANSPORT WIND..SW 24  SW 17  SW 12  SW 12  SW 9   SW 9

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). AREAS OF FOG
                    EARLY IN THE MORNING.
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........47 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 13 MPH. GUSTS UP TO 25 MPH LATE
                    IN THE MORNING.
MIXING HEIGHT.......400-2200 FT AGL INCREASING TO 4000 FT AGL IN
                    THE AFTERNOON.
MIXING WINDS........WEST 9 TO 17 MPH INCREASING TO 16 TO 21 MPH IN
                    THE AFTERNOON.
DISPERSION INDEX....68.

$$
FORECASTER...ENYEDI
REQUESTED BY...PETE MYERS
TYPE OF REQUEST...WILDFIRE
.TAG 20110221.TIGHT.01/JAX