000 AGXX40 KNHC 120615 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 115 AM EST SAT MAR 12 2016 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/WW3 BLENDED WITH PREVIOUS OFFICIAL FORECAST. HIGH CONFIDENCE. A DISSIPATING COLD FRONT EXTENDS ACROSS THE CENTRAL GULF. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY DATA DEPICT FRESH TO STRONG WINDS WITHIN 120 N E OF THE FRONT. GENTLE TO MODERATE WINDS PREVAIL ELSEWHERE. SEAS ARE IN THE 6-8 FT RANGE IN THE AREA OF STRONG WINDS...5-6 FT OVER THE NW GULF...3-5 FT OVER THE E GULF...AND 2-4 FT OVER THE SW GULF. THE COLD FRONT WILL DISSIPATE BY SUN. HIGH PRESSURE WILL BUILD IN THE WAKE OF THE FRONT AND PREVAIL THROUGH MIDWEEK. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... MODEL PREFERENCE: LATEST GFS/WW3 BLENDED WITH PREVIOUS OFFICIAL FORECAST. HIGH CONFIDENCE. HIGH PRESSURE PREVAILS N OF THE AREA. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY DATA DEPICT NEAR GALE TO GALE FORCE WINDS WITHIN 90 NM OF THE COAST OF COLOMBIA...FRESH TO STRONG WINDS PREVAILS OVER THE REMAINDER OF THE CENTRAL CARIBBEAN. MODERATE TO FRESH WINDS PREVAIL OVER THE E AND W CARIBBEAN...EXCEPT TO STRONG OVER THE GULF OF HONDURAS. MODERATE TO FRESH WINDS PREVAIL OVER THE TROPICAL N ATLC WATERS. SEAS ARE IN THE 10-12 FT RANGE OVER THE SOUTH CENTRAL CARIBBEAN AND 6-8 FT OVER THE NORTH CENTRAL CARIBBEAN. SEAS IN THE 4-6 FT RANGE PREVAIL OVER THE E AND W CARIBBEAN...EXCEPT FOR THE GULF OF HONDURAS WHERE SEAS ARE REACHING 9 FT. IN THE TROPICAL N ATLC WATERS SEAS IN THE 6-8 FT RANGE PREVAIL. THE AREA OF HIGH PRESSURE N OF THE AREA CONTINUES TO WEAKEN. THIS WILL RELAX THE PRESSURE GRADIENT WITH WINDS AND SEAS DECREASING OVER THE FORECAST WATERS THIS WEEKEND. BY EARLY NEXT WEEK...WINDS AND SEAS WILL FALL BELOW ADVISORY CRITERIA OVER THE WHOLE FORECAST AREA...EXCEPT OFF THE COAST OF COLOMBIA WHERE WINDS WILL PULSE TO NEAR 25 KT DURING THE LATE NIGHT AND EARLY MORNING HOURS. ...SW N ATLANTIC INCLUDING THE BAHAMAS... MODEL PREFERENCE: LATEST GFS/WW3 BLENDED WITH PREVIOUS OFFICIAL FORECAST. HIGH CONFIDENCE. HIGH PRESSURE PREVAILS OVER THE FORECAST AREA. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY DATA DEPICT MODERATE TO FRESH WINDS OVER THE SOUTHERN WATERS AND LIGHT TO GENTLE WINDS OVER THE NORTHERN WATERS. SEAS ARE IN THE 5-8 FT RANGE OVER THE SOUTHERN WATERS OUTSIDE THE BAHAMAS...2-4 FT OVER THE NORTHERN WATERS...AND 1-3 FT W OF THE BAHAMAS. THE AREA OF HIGH PRESSURE WILL WEAKEN THIS WEEKEND ENABLING A WEAK COLD FRONT TO ENTER THE NW WATERS LATE MON. THE FRONT WILL PUSH ACROSS THE FAR NORTHERN WATERS WHILE DISSIPATING THROUGH TUE. WINDS AND SEAS OVER THE SOUTHERN WATERS WILL DIMINISH TODAY. WINDS AND SEAS WILL REMAIN BELOW ADVISORY CRITERIA SUN THROUGH THE MIDDLE OF NEXT WEEK. $$ .WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE: .GULF OF MEXICO... NONE. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... .AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIA BASIN... GALE WARNING THROUGH THIS MORNING. .SW N ATLANTIC INCLUDING THE BAHAMAS... NONE. $$ *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.