000
AGXX40 KNHC 181749
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
149 PM EDT WED MAR 18 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: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL 
FORECAST. MWW3 FOR WAVE PARAMETERS. MEDIUM-HIGH CONFIDENCE.

SURFACE HIGH WILL REMAIN OVER E GULF TODAY AND THU...THEN MOVE NW
OF THE AREA ON FRI WITH A RIDGE EXTENDING SE FROM THE MISSISSIPPI
DELTA TO FLORIDA BAY. A WEAK COLD FRONT WILL MOVE E THROUGH THE NE
GULF WATERS ON FRI. ANOTHER COLD FRONT WILL MOVE INTO THE NW GULF
ON SAT...REACH FROM THE MISSISSIPPI DELTA TO THE CENTRAL BAY OF
CAMPECHE ON SUN...AND EXTEND FROM FROM THE W FLORIDA PANHANDLE TO
THE E BAY OF CAMPECHE EARLY MON. WITH WEAK PRES GRADIENT WINDS
WILL REMAIN LIGHT THROUGH THE FORECAST PERIOD.
 
...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 
55W AND 64W...

MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL 
FORECAST. MWW3 USED FOR WAVE PARAMETERS. MEDIUM-HIGH CONFIDENCE.

FRESH TO STRONG TRADES WILL DEVELOP ALONG THE COAST OF COLOMBIA
DURING LATE NIGHT HOURS THROUGH THE PERIOD. FRESH TRADES WILL
DEVELOP E OF THE WINDWARD ISLANDS ON THU AND FRI. FRESH E TRADES
WILL DEVELOP ACROSS THE GULF OF HONDURAS EACH NIGHT BEGINNING ON
THU NIGHT...WITH STRONG TRADES BRIEFLY SAT NIGHT. MODERATE TRADES
WILL PREVAIL ELSEWHERE.
  
...SW N ATLANTIC INCLUDING THE BAHAMAS...

MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL 
FORECAST. MWW3 USED FOR WAVE PARAMETERS. MEDIUM CONFIDENCE.

FRONTAL TROUGH WILL DISSIPATE ACROSS THE TROPICAL WATERS N OF THE
VIRGIN ISLANDS THROUGH TONIGHT. A COLD FRONT OVER THE NW PORTION
OF THE AREA WILL STALL E TO W ALONG 27N LATE TONIGHT. THE FRONT
WILL LIFT RAPIDLY NE THU AS A WARM FRONT ACROSS THE WATERS N OF
THE BAHAMAS. ANOTHER COLD FRONT WILL ENTER THE WATERS N OF THE
BAHAMAS ON THU NIGHT...EXTENDING FROM 31N74W TO THE NW BAHAMAS ON
FRI NIGHT...THEN STALL FROM 30N65W TO THE NW BAHAMAS ON SUN...THEN
LIFT N AS A WARM FRONT LATE SUN NIGHT.

$$

.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.