000
AGXX40 KNHC 151856
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
156 PM EST THU JAN 15 2015

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 PREVIOUS OFFICIAL FORECAST.
MWW3 USED FOR WAVE HEIGHTS. HIGH CONFIDENCE.

WEAK LOW PRESSURE IS OVER THE WESTERN WATERS WITH A FRONTAL
BOUNDARY SOUTHWARD TO THE BAY OF CAMPECHE. FRESH TO STRONG
NORTHERLY WINDS W OF THE LOW AND FRONT. LIGHT TO GENTLE WINDS
PREVAIL E OF THE FRONT OVER THE SW WATERS WITH GENTLE TO MODERATE
WINDS ELSEWHERE OVER THE GULF. SEAS ARE IN THE 6-8 FT RANGE W OF
THE LOW AND FRONT...3-5 FT OVER THE REMAINDER OF THE WESTERN
GULF...2-4 FT OVER THE SE GULF...AND 2-3 FT OVER THE NE GULF. THE
LOW WILL MOVE ENE OVER THE NEXT 24 HOURS WHILE DRAGGING A COLD
FRONT ACROSS THE AREA. THE FRONT WILL MOVE SE OF THE FORECAST AREA
LATE FRI/EARLY SAT. HIGH PRESSURE WILL THEN BUILD ACROSS THE AREA
UNTIL SUN WHEN A SECOND FRONT MOVES INTO THE NW WATERS. THIS FRONT
WILL QUICKLY DISSIPATE OVER THE NW WATERS AS HIGH PRESSURE ONCE
AGAIN PREVAILS THROUGH MON.

...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...

MODEL PREFERENCE: GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST.
MWW3 USED FOR WAVE HEIGHTS. HIGH CONFIDENCE.

WINDS AND SEAS WILL CONTINUE TO DECREASE OVER THE
CARIBBEAN TODAY. A WEAK COLD FRONT WILL APPROACH THE FAR NW
CARIBBEAN FRI...THEN STALL AND DISSIPATE ALONG 20N THROUGH SAT.
NE-E SWELLS WILL CONTINUE TO SUBSIDE OVER THE TROPICAL N ATLC
WATERS THROUGH SUN. 
     
...SW N ATLANTIC INCLUDING THE BAHAMAS...

MODEL PREFERENCE: GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST.
MWW3 USED FOR WAVE HEIGHTS. HIGH CONFIDENCE.

A COLD FRONT EXTENDS FROM 31N66W TO 26N73W. GENTLE TO MODERATE
WINDS PREVAIL OVER THE FORECAST AREA. SEAS ARE IN THE 7-8 FT
RANGE OUTSIDE THE BAHAMAS...AND IN THE 1-2 FT RANGE W OF THE
BAHAMAS. A SERIES OF FRONTS WILL MOVE ACROSS THE FORECAST AREA
THROUGH THE PERIOD. THE SECOND FRONT WILL MOVE OFF THE SE COAST OF
THE U.S. TONIGHT. THIS FRONT WILL QUICKLY MOVE EASTWARD AND MERGE
WITH THE LEADING FRONT. THE MERGED FRONT WILL MOVE E OF THE AREA
SAT. A THIRD COLD FRONT WILL MOVE INTO THE NW WATERS SUN. THIS
FRONT WILL BE STRONGER THAN THE PRECEDING FRONTS AND INCREASE THE WINDS
OVER THE NORTHERN PORTION OF THE AREA SUN AND MON. THE FRONT WILL
ALSO USHER IN A SET OF LARGE NW SWELLS INTO THE AREA...WITH SEAS
EXPECTED TO REACH NEAR 12 FT OVER THE NORTHERN WATERS MON.

$$

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

.GULF OF MEXICO...
     NONE.

.CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN
55W AND 64W...
     NONE.

.SW N ATLANTIC INCLUDING THE BAHAMAS...
     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.HURRICANE WARNINGS.GOV/MARINE

$$

.FORECASTER DGS. NATIONAL HURRICANE CENTER.