000
FXUS62 KJAX 191337 AAA
AFDJAX
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE JACKSONVILLE FL
937 AM EDT FRI MAR 19 2010
.UPDATE...WATER VAPOR IMAGERY SHOWS TROUGHING FROM THE WRN ATLC FM
33N75W TO CENTRAL FL WITH NW FLOW ALOFT OVER THE AREA. DRIER AIR
CONTS TO BUILD INTO THE AREA FROM THE SW AS THE TROUGH AND UPPER
LEVEL LOW OVER THE WRN ATLC PULLS AWAY FROM THE COAST. WEAK HIGH
PRES IS OVER THE NRN GULF OF MEXICO WITH A LIGHT W TO NW WIND OVER
CWA. JAX 12Z SOUNDING SHOWS SOME MOISTURE IN THE LOW LEVELS BUT
GENERALLY DRY WITH ESTIMATED MAX TEMPS IN THE LOWER 70S. TEMPS
EXPECTED TO BE A BIT COOLER NEAR THE COAST AROUND UPPER 60S DUE TO
COASTAL WATER TEMPS IN THE UPPER 50S. FORECAST LOOKS GOOD WITH
JUST REMOVAL OF PATCHY MORNING FOG WHICH HAS DISSIPATED.
&&
.AVIATION...VFR CONDITIONS.
&&
.MARINE...BUOY 41012 INDICATES NW WINDS OF 16G19KT BUT SEAS OF 4.3 FT
AT 13Z. SWELL HEIGHTS ARE 3.3 FT AT 12 SECONDS. WNW WINDS AT 11 KT
AT SAUF1. DUE TO THE LINGERING SWELLS AND NW WIND MAY LET THE SCEC
HEADLINE IN THE OFFSHORE WATERS CONTINUE BUT WILL MAKE FINAL
DECISION BASED ON 14Z OBSERVATION. WINDS EXPECTED TO DIMINISH AS
THE HIGH PRESSURE BUILDS IN FROM THE W AND AN EAST COAST SEA
BREEZE ALLOWS FOR AN ONSHORE WIND THIS AFTERNOON. CURRENT FORECAST
LOOKS GOOD WITH OTHERWISE MINOR CHANGES.
NOTE: SEA STATE OBSERVATIONS FROM 41012 HAVE BEEN SPORADIC LAST 24
HRS DUE TO TRANSMISSION PROBLEMS.
&&
.FIRE WEATHER...THE JAX SOUNDING DOES NOT SHOW PARTICULARLY
FAVORABLE CONDS FOR RED FLAGS DUE TO THE CONTINUATION OF SOME LLVL
MOISTURE. HOWEVER...WITH SOME NEW GUIDANCE IN AND MAX TEMPS
WARMING INTO THE LOWER AND POSSIBLE MID 70S CRITICALLY LOW RH
VALUES ARE EXPECTED. NO CHANGES ARE ANTICIPATED AT THIS TIME.
&&
.JAX WATCHES/WARNINGS/ADVISORIES...
FL...RED FLAG WARNING FROM 1 PM THIS AFTERNOON TO 7 PM EDT THIS
EVENING FOR ALACHUA-BAKER-BRADFORD-CLAY-COLUMBIA-DUVAL-
GILCHRIST-HAMILTON-MARION-NASSAU-PUTNAM-SUWANNEE-UNION.
FIRE WEATHER WATCH FROM SATURDAY AFTERNOON THROUGH SATURDAY
EVENING FOR ALACHUA-BAKER-BRADFORD-CLAY-COLUMBIA-DUVAL-
GILCHRIST-HAMILTON-MARION-NASSAU-PUTNAM-SUWANNEE-UNION.
GA...NONE.
AM...NONE.
&&
$$
SHASHY/MCALLISTER
