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AGXX40 KNHC 051851
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
151 PM EST THU MAR 5 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. HIGH CONFIDENCE.

STRONG COLD FRONT HAS MOVED INTO THE NW GULF EXTENDING FROM SE LOUISIANA TO 23N98W. STRONG TO GALE FORCE N WINDS WILL SPREAD BEHIND THE FRONT OVER THE WESTERN GULF AND W CENTRAL GULF TODAY THROUGH FRI NIGHT. THE FRONT WILL EXTEND FROM CENTRAL FLORIDA TO THE CENTRAL BAY OF CAMPECHE BY THU...STALLING OVER THE SE GULF FRI AND LINGERING THROUGH SUN NIGHT. REMNANTS OF THE FRONT WILL DRIFT INTO THE NW GULF SUN NIGHT THROUGH MON NIGHT CREATING A TIGHT PRES GRADIENT OVER THE NW AND N CENTRAL WATERS.


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

MODEL PREFERENCE: LATEST GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST. MWW3 FOR WAVES. HIGH CONFIDENCE.

PERSISTENT STRONG RIDGING N OF THE AREA WILL ALLOW WINDS TO PULSE TO GALE FORCE OFF THE COAST OF COLOMBIA DURING THE OVERNIGHT HOURS THROUGH MON NIGHT. FRESH TO STRONG TRADE WINDS WITH ASSOCIATED SWELL WILL PERSIST OVER THE TROPICAL N ATLC THROUGH SAT...WITH A BRIEF LULL SUN...BEFORE STRENGTHENING BACK MON AS THE PRES GRADIENT REBUILDS.


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

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

HIGH PRESSURE PREVAILS OVER THE FORECAST AREA WITH SURFACE RIDGE RUNNING ALONG 28N. FRESH TO STRONG WINDS OVER THE SOUTHERN WATERS...AND GENTLE TO MODERATE WINDS ELSEWHERE. SEAS ARE IN THE 7-8 FT RANGE OVER THE SOUTHERN WATERS...5-7 FT OVER THE NORTHERN WATERS...AND 2-4 FT W OF THE BAHAMAS. THE RIDGE WILL MOVE EASTWARD SLIGHTLY AS A COLD FRONT TO MOVE INTO THE NW PORTION OF THE AREA LATE TONIGHT. THE FRONT WILL MOVE ACROSS THE NORTHERN WATERS AND E OF THE AREA BY LATE SAT NIGHT. A SECOND FRONT WILL MOVE INTO THE NW PORTION OF THE AREA MON.

$$


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


.GULF OF MEXICO...
.GMZ011...NW GULF INCLUDING STETSON BANK... GALE WARNING TODAY INTO TONIGHT.
.GMZ013...N CENTRAL GULF INCLUDING FLOWER GARDEN BANKS MARINE SANCTUARY... GALE WARNING TODAY INTO TONIGHT.
.GMZ017...W CENTRAL GULF FROM 22N TO 26N W OF 94W... GALE WARNING TODAY INTO TONIGHT.
.GMZ019...CENTRAL GULF FROM 22N TO 26N BETWEEN 87W AND 94W... GALE WARNING TONIGHT.
.GMZ023...SW GULF S OF 22N W OF 94W... GALE WARNING TODAY INTO FRI NIGHT.


.CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W...
.AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIA BASIN... GALE WARNING TODAY INTO FRI NIGHT. GALE CONDITIONS POSSIBLE FRI NIGHT INTO MON NIGHT.


.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.

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