000
AGXX40 KNHC 181910
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
100 PM EDT TUE MAR 18 2014

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 FOR WAVE PARAMETERS. HIGH CONFIDENCE.


COLD FRONT ALONG THE STRAITS OF FLORIDA WILL MOVE SE OF THE AREA.
A WEAK HIGH PRES WILL DEVELOP OVER THE CENTRAL GULF BEHIND THE
FRONT TAKING CONTROL OF THE MARINE CONDITIONS ACROSS THE AREA
THROUGH THU. THIS WEAK HIGH WILL BE REINFORCING BY A STRONGER HIGH
PRES MOVING E ACROSS THE NORTHERN GULF STATES WED AND THU. THIS
SECOND HIGH WILL SHIFT EASTWARD ON FRI ALLOWING FOR SOUTHERLY
RETURN FLOW TO SET UP ACROSS THE ENTIRE GULF WATERS BY SAT.

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

MODEL PREFERENCE: GFS BLENDED WITH PREVIOUS/OFFICIAL FORECAST.
MWW3 FOR WAVE PARAMETERS. HIGH CONFIDENCE.

A COLD FRONT HAS MOVED INTO THE WESTERN CARIBBEAN SEA AND NOW
EXTENDS FROM WESTERN CUBA TO THE GULF OF HONDURAS. THE FRONT WILL
MOVE EWD AND EXTEND FROM CENTRAL CUBA TO THE CENTRAL GULF OF
HONDURAS THIS EVENING THEN WILL STALL AND DRIFT W ON WED BEFORE
DISSIPATING. FRESH TO LOCALLY STRONG TRADES WILL CONTINUE
THROUGH MID WEEK ALONG THE COAST OF COLOMBIA WITH THE STRONGEST
WINDS OF 30 KT OCCURRING DURING LATE NIGHT AND EARLY MORNING
HOURS. THE AERIAL EXTENT AND STRENGTH OF THE TRADES WILL INCREASE
WED THROUGH SAT AS ATLC HIGH PRES N OF AREA STRENGTHENS. WINDS MAY
BRIEFLY REACH GALE WARNING FORCE NEAR THE COAST OF
COLOMBIA...PARTICULARLY WED NIGHT INTO THU.

...SW N ATLANTIC INCLUDING THE BAHAMAS...

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

A 1002 MB LOW PRES CURRENTLY LOCATED NEAR 30N79W WITH COLD FRONT
FROM THE LOW TO S FLORIDA. THE LOW WILL MOVE N OF THE AREA WITH
COLD FRONT EXTENDING FROM 31N72W TO CENTRAL CUBA THIS EVENING.
GALE FORCE WINDS ARE AHEAD AND BEHIND THE FRONT N OF 30N TODAY.
THE COLD FRONT WILL BE NEAR BERMUDA WED MORNING BUT THE SOUTHERN
SEGMENT OF THE FRONT WILL STALL ACROSS THE CENTRAL BAHAMAS AND
CENTRAL CUBA. THEN...THE FRONT WILL EXTEND FROM 27N65W TO THE
CENTRAL BAHAMAS BY THU MORNING AND WILL BEGIN TO GRADUALLY
DISSIPATE ACROSS THE SE WATERS. ANOTHER COLD FRONT WILL CLIP THE
N WATERS BY THU. HIGH PRES IN THE WAKE OF THE FRONT WILL DOMINATE
THE REGION THROUGH THE END OF THE FORECAST PERIOD PRODUCING MAINLY
A MODERATE EASTERLY FLOW.

$$

.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...
.AMZ111...ATLANTIC FROM 27N TO 31N W OF 77W...
     GALE WARNING TODAY.
.AMZ113...ATLANTIC FROM 27N TO 31N BETWEEN 70W AND 77W...
     GALE WARNING TODAY.

$$

*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 GR. NATIONAL HURRICANE CENTER.