FNUS72 KMLB 061035
FWSMLB

SPOT FORECAST FOR ST JOHNS 2...USFWS
NATIONAL WEATHER SERVICE MELBOURNE FL
535 AM EST FRI FEB 6 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON FEBRUARY 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE CENTERED OVER NORTH FLORIDA WILL DRIFT
SLOWLY EASTWARD TO JUST OFF THE COAST BY LATE AFTERNOON. THIS WILL
ALLOW FOR LIGHT NORTH MORNING WINDS TO VEER TO THE NORTHEAST BY LATE
MORNING/EARLY AFTERNOON. THIS WILL HELP MODIFY THE CURRENT DRY
AIRMASS OVER THE AREA BY KEEPING RH VALUES FROM BOTTOMING OUT THIS
AFTERNOON THOUGH CANNOT RULE OUT MIN RH'S IN THE UPPER 30S TO LOWER
40S FOR 1-3 HOURS.

TONIGHT...NORTHEAST WINDS WILL BECOME LIGHT OVERNIGHT. WITH THE
CONTINUED ONSHORE FLOW DEWPOINTS WILL CONTINUE TO STEADILY CLIMB.
FOG POTENTIAL IS SMALL AND THEREFORE NOT ANTICIPATED FOR LATER THIS
EVENING AND OVERNIGHT.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY IN THE MORNING...THEN PARTLY CLOUDY
                    IN THE AFTERNOON. AREAS OF FROST EARLY IN THE
                    MORNING.
MAX TEMPERATURE.....AROUND 60.
MIN HUMIDITY........37 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHEAST AROUND 6 MPH IN
                    THE AFTERNOON.
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
MIXING HEIGHT.......200 FT AGL INCREASING TO 2400 FT AGL IN THE LATE
                    MORNING AND AFTERNOON.
TRANSPORT WINDS.....NORTHEAST 9 TO 12 MPH.
DISPERSION INDEX....37.
LVORI...............0.

TIME (EST)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM
SKY (%).........PC  PC  PC  PC  PC  PC  PC  PC  PC  PC  PC  PC
WEATHER COV.....
WEATHER TYPE....
TEMP............50  53  56  59  59  59  60  57  54  51  49  47
RH..............52  46  42  37  39  40  39  47  54  63  68  74
20 FT WIND DIR..N   N   N   NE  NE  NE  E   E   NE  E   E   E
20 FT WIND SPD..3   3   3   5   5   5   5   5   5   5   4   3
20 FT WIND GUST.5   5   5                       10      5   5

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....AROUND 41.
MAX HUMIDITY........89 PERCENT.
WIND (20 FT)........EAST WINDS 5 TO 6 MPH EARLY IN THE EVENING
                    BECOMING LIGHT.
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
MIXING HEIGHT.......2400 FT AGL DECREASING TO 100-300 FT AGL IN THE
                    LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....NORTHEAST 7 TO 12 MPH.
DISPERSION INDEX....4.
LVORI...............5.

.SATURDAY...

SKY/WEATHER.........PARTLY SUNNY.
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 6 TO 7 MPH.
CHANCE OF PCPN......0 PERCENT.
LAL.................1.
MIXING HEIGHT.......200 FT AGL INCREASING TO 2700 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....EAST 8 TO 15 MPH.
DISPERSION INDEX....41.
LVORI...............0.

$$
FORECASTER...SEDLOCK
REQUESTED BY...ROBERT VERNACHIO
TYPE OF REQUEST...PRESCRIBED
.TAG 20090206.STJOH.01/MLB