000
AGXX40 KNHC 180650
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
150 AM EST WED DEC 18 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 IS BUILDING ACROSS THE GULF. WITH WINDS 15 KT OR LESS.
SEAS ARE IN THE 3-5 FT RANGE OVER MUCH OF THE GULF EXCEPT THE NW
GULF WATERS WHERE SEAS IN THE 1-2 FT RANGE PREVAIL. HIGH WILL
CONTINUE ACROSS THE GULF THROUGH THE WEEKEND. SLY RETURN FLOW
WILL STRENGTHEN OVER THE WESTERN GULF LATE FRI INTO EARLY SAT
AHEAD OF THE NEXT COLD FRONT EXPECTED TO MOVE INTO THE NW GULF
LATE SAT INTO EARLY SUN.

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

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

STATIONARY FRONT ACROSS THE NW CARIBBEAN. FRESH TO STRONG WINDS
PREVAIL OVER THE CENTRAL CARIBBEAN AS WELL AS THE TROPICAL N ATLC
WHILE MODERATE TO FRESH TRADES PREVAIL OVER THE EASTERN CARIBBEAN
AS WELL AS THE WESTERN CARIBBEAN. SEAS ARE IN THE 8-11 FT RANGE IN
EASTERLY SWELL OVER THE CENTRAL CARIBBEAN AND IN THE 9-12 FT RANGE
IN THE TROPICAL N ATLC WATERS. SEAS IN THE 6-8 FT RANGE OVER THE
EASTERN CARIBBEAN AND 5-7 FT OVER THE WESTERN CARIBBEAN. THE
STATIONARY FRONT OVER THE FAR NW CARIBBEAN WILL DISSIPATE LATER
TODAY. WINDS AND SEAS OVER THE CARIBBEAN WILL CONTINUE TO DECREASE
TODAY BEFORE ANOTHER AREA OF HIGH PRESSURE BUILDS N OF THE AREA.
WINDS AND SEAS WILL THEN INCREASE THU THROUGH THE WEEKEND AS THE
PRES GRADIENT TIGHTENS IN RESPONSE TO THE BUILDING AREA OF HIGH
PRES N OF THE AREA.

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

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

STATIONARY FRONT EXTENDS FROM NEAR 31N65W TO CENTRAL CUBA. LIGHT
TO MODERATE WINDS W OF THE FRONT WITH MODERATE TO FRESH WINDS
OVER THE SOUTHERN WATERS E OF THE FRONT AND GENTLE WINDS OVER THE
REMAINDER OF THE AREA E OF THE FRONT. SEAS ARE IN THE 4-6 FT RANGE
W OF THE FRONT AND 6-9 FT E OF THE FRONT OUTSIDE OF THE
BAHAMAS AND 1-3 FT W OF THE BAHAMAS. THE STALLED FRONT WILL
LINGER THROUGH WED BEFORE A REINFORCING FRONT HELPS PUSH THE
FEATURE EASTWARD. THE REINFORCED FRONT WILL PUSH E OF THE AREA BY
THU. STRONG HIGH PRESSURE WILL BUILD IN THE WAKE OF THE FRONT AND
HELP INCREASE TRADES OVER THE SOUTHERN PART OF THE FORECAST AREA
THU THROUGH THE WEEKEND.

$$

.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...NONE.
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...NONE.
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.