000
AGXX40 KNHC 190659
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
159 AM EST THU DEC 19 2013

MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN
SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND
64W...AND THE SW N ATLANTIC INCLUDING THE BAHAMAS.

...GULF OF MEXICO...

MODEL PREFERENCE: GFS BLENDED WITH OFFICIAL FORECAST WITH HIGH
CONFIDENCE.
 
HIGH PRES OVER SE U.S. WILL SHIFT E TO CENTRAL ATLC ALLOWING SE
RETURN FLOW TO INCREASE ACROSS THE WESTERN GULF. FRESH TO STRONG
S WINDS DEVELOP OVER W GULF SAT AHEAD OF COLD FRONT EXPECTED TO
REACH TEXAS COAST SAT NIGHT THEN EXTEND FROM LOUISIANA TO CENTRAL
MEXICO SUN. NLY WINDS INCREASE TO 20-25 KT BEHIND THE FRONT SUN
AND SEAS BUILD TO 11 FT. WINDS COULD POSSIBLY INCREASE TO GALE
FORCE OVER THE FAR SW GULF ON MON.

...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 65W...

MODEL PREFERENCE: GFS BLENDED WITH OFFICIAL FORECAST. HIGH
CONFIDENCE.

FRESH TRADE WINDS IN THE CENTRAL CARIBBEAN ROUGHLY BETWEEN 70W
AND 80W WITH LARGE 12-13 FT SEAS ASSOCIATED WITH E-NE SWELL
GENERATED BY FRESH TO STRONG TRADE WINDS THE PAST SEVERAL DAYS IN
THE CENTRAL ATLC WILL GRADUALLY SUBSIDE ACROSS THE TROPICAL N ATLC
THROUGH SAT AS THE HIGH PRES THAT INITIATED THE ENHANCED TRADE
FLOW SHIFTS E AND WEAKENS. ANOTHER HIGH WILL SHIFT EASTWARD NORTH
OF THE AREA ALONG ROUGHLY 33N TODAY THROUGH SAT.

...SW N ATLANTIC W OF 65W INCLUDING THE BAHAMAS...

MODEL PREFERENCE: GFS BLENDED WITH OFFICIAL FORECAST. HIGH
CONFIDENCE.

COLD FRONT FROM 31N65W TO S FLORIDA WILL WEAKEN AND MOVE E OF THE
AREA TONIGHT. HIGH PRES CURRENTLY OVER THE CAROLINAS SHIFTS
EASTWARD N OF THE AREA ROUGHLY ALONG 33N INTO THE CENTRAL
ATLC TODAY THROUGH SAT. FRESH EASTERLY WINDS WILL PREVAIL ACROSS
MOST OF THE AREA THROUGH SAT. S-SE WINDS WILL DEVELOP W OF 75W
SAT NIGHT AND SUN AS THE HIGH SHIFTS FURTHER E INTO THE CENTRAL
ATLC AND AHEAD OF A COLD FRONT APPROACHING N FLORIDA. GFS MODEL
SHOWS A FAIRLY STRONG FRONT MOVING OFF THE NE FLORIDA COAST INTO
THE NW PORTION OF THE AREA LATE MON.

$$

.WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE
COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE:

.GULF OF MEXICO...
GMZ011...NONE.
GMZ013...NONE.
GMZ015...NONE.
GMZ017...NONE.
GMZ019...NONE.
GMZ021...NONE.
GMZ023...GALE CONDITIONS POSSIBLE MON INTO MON NIGHT. 
GMZ025...NONE.

.CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...
AMZ011...NONE.
AMZ013...NONE.
AMZ015...NONE.
AMZ017...NONE.
AMZ019...NONE.
AMZ021...NONE.
AMZ023...NONE.
AMZ025...NONE.
AMZ027...NONE.
AMZ029...NONE.
AMZ031...GALE WARNING TONIGHT INTO FRI. 
AMZ033...NONE.
AMZ035...NONE.
AMZ037...NONE.
AMZ039...NONE.

.SW N ATLANTIC INCLUDING THE BAHAMAS...
AMZ111...NONE.
AMZ113...NONE.
AMZ115...NONE.
AMZ117...NONE.
AMZ119...NONE.
AMZ121...NONE.
AMZ123...NONE.
AMZ125...NONE.
AMZ127...NONE.

*FOR DETAILED ZONE DESCRIPTIONS PLEASE VISIT:
HTTP://WWW.NHC.NOAA.GOV/ABOUTTAFBPROD.SHTML#OWF

NOTE: GRIDDED MARINE FORECASTS ARE AVAILABLE IN THE
NATIONAL DIGITAL FORECAST DATABASE (NDFD) AT:
HTTP://WWW.NHC.NOAA.GOV/MARINE/GRIDS.PHP

FOR ADDITIONAL INFORMATION PLEASE VISIT:
HTTP://WWW.HURRICANES.GOV/MARINE

$$
.FORECASTER DGS. NATIONAL HURRICANE CENTER.