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AGXX40 KNHC 060640
MIMATS

MARINE WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
140 AM EST FRI MAR 6 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.

A COLD FRONT EXTENDS FROM NEAR CENTRAL FLORIDA TO THE BAY OF CAMPECHE. LATEST HIGH RESOLUTION RAPIDSCAT PASS INDICATED WINDS REACHING STORM FORCE WINDS OVER THE FAR SW GULF WITH GALE FORCE WINDS S OF 25N AND W OF THE FRONT. STRONG TO NEAR GALE WINDS COVER THE REMAINDER OF THE WATERS W OF THE FRONT. LIGHT TO GENTLE WINDS PREVAIL W OF THE FRONT. SEAS ARE IN THE 14-20 FT RANGE OVER THE AREA OF GALE AND STORM FORCE WINDS WITH 8-12 FT SEAS OVER THE REMAINDER OF WATERS W OF THE FRONT. SEAS ARE IN THE 1-3 FT RANGE E OF THE FRONT. THE FRONT WILL STALL LATER TODAY AND DISSIPATE THROUGH EARLY SAT WITH A TROUGH LINGERING OVER THE SW WATERS THROUGH SUN BEFORE DISSIPATING. HIGH PRESSURE WILL PREVAIL ELSEWHERE OVER THE FORECAST WATERS THROUGH SUN NIGHT. A SECOND COLD FRONT WILL MOVE INTO THE NW WATERS LATE SUN NIGHT/EARLY MON. THE FRONT WILL REACH FROM THE FLORIDA PANHANDLE TO THE CENTRAL MEXICO COAST MON NIGHT AND FROM THE FLORIDA BIG BEND TO THE BAY OF CAMPECHE TUE EVENING.


...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 WAVE PARAMETERS. HIGH CONFIDENCE.

LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN DATA DEPICT MINIMAL GALE FORCE WINDS OFF THE COAST OF COLOMBIA. FRESH TO STRONG TRADES PREVAIL OVER THE REMAINDER OF THE CENTRAL CARIBBEAN AS WELL AS THE EASTERN CARIBBEAN AND TROPICAL N ATLC WATERS. GENTLE TO MODERATE TRADES PREVAIL OVER THE WESTERN CARIBBEAN. SEAS ARE IN THE 10-15 FT RANGE OFF THE COAST OF COLOMBIA...9-13 FT OVER THE REMAINDER OF THE CENTRAL CARIBBEAN...7-9 FT OVER THE EASTERN CARIBBEAN AND TROPICAL N ATLC WATERS...AND 5-7 FT OVER THE WESTERN CARIBBEAN WATERS. WINDS WILL CONTINUE TO PULSE TO MINIMAL GALE FORCE DURING THE OVERNIGHT HOURS OFF THE COAST OF COLOMBIA THROUGH TUE NIGHT. HIGH PRESSURE RIDGE WILL PREVAIL N OF THE AREA MAINTAINING THE AREA OF FRESH TO STRONG WINDS THROUGH SAT. THE RIDGE WILL WEAKEN SUN AND MON WHICH WILL DECREASE COVERAGE OF THE FRESH TO STRONG WINDS OVER THE EASTERN CARIBBEAN AND TROPICAL N ATLC WATERS DURING THIS TIME. HIGH PRESSURE WILL START TO BUILD N OF THE AREA ONCE AGAIN MON NIGHT AND TUE WHICH WILL STRENGTHEN TRADES OVER THE EASTERN CARIBBEAN AND TROPICAL N ATLC WATERS.


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

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

HIGH PRESSURE RIDGE PREVAILS ROUGHLY ALONG 27N AS A COLD FRONT HAS MOVED INTO THE NW WATERS. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN DATA DEPICT MODERATE TO FRESH WINDS OVER THE SOUTHERN WATERS...REACHING STRONG WINDS NEAR THE APPROACH TO THE WINDWARD PASSAGE. MODERATE TO FRESH WINDS ALSO PREVAIL W OF THE FRONT WHILE GENTLE TO MODERATE WINDS PREVAIL ELSEWHERE. SEAS ARE IN THE 6-8 FT RANGE OVER THE SOUTHERN WATERS...4-5 FT OVER THE NORTHERN WATERS...AND 1-3 FT W OF THE BAHAMAS. THE COLD FRONT WILL MOVE ACROSS THE NORTHERN WATERS MOVING E OF THE AREA BY SAT NIGHT. HIGH PRESSURE WILL THEN PREVAIL THROUGH MON. A SECOND FRONT WILL MOVE INTO THE FAR NW WATERS BUT WILL NOT PROGRESS VERY FAR INTO THE FORECAST AREA BEFORE STALLING AND DISSIPATING THROUGH TUE.

$$


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


.GULF OF MEXICO...
.GMZ023...SW GULF S OF 22N W OF 94W... GALE WARNING TODAY INTO TONIGHT.


.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 TONIGHT AND SAT NIGHT. GALE CONDITIONS POSSIBLE SUN NIGHT INTO TUE 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 AL. NATIONAL HURRICANE CENTER.

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