000 AGXX40 KNHC 090735 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 335 AM EDT WED OCT 9 2013 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. GOOD CONFIDENCE. A COLD FRONT SE OF THE AREA WILL WEAKEN TO A FRONTAL TROUGH TODAY. HIGH PRES BUILDING SOUTHWARD OVER MUCH OF THE AREA WILL SLIDE EASTWARD THU THROUGH SUN...ALLOWING SOUTHERLY RETURN FLOW TO SET UP ACROSS THE NW GULF. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 65W... MODEL PREFERENCE: GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST. GOOD CONFIDENCE. WEAK HIGH PRES WILL REMAIN N OF THE BASIN THROUGH THE PERIOD. A WEAK TROPICAL WAVE ALONG 72W WILL REACH NEAR 75W THIS EVENING... MOVE THROUGH THE W CARIBBEAN FRI AND INLAND SAT. A TIGHTENING PRES GRADIENT BEHIND THE WAVE WILL INCREASE TRADE WINDS IN THE S CENTRAL CARIBBEAN AND EASTERN PORTION OF THE WESTERN CARIBBEAN THROUGH THU. NE SWELLS ASSOCIATED WITH A LOW PRES SYSTEM IN THE CENTRAL ATLC ARE EXPECTED TO BEGIN TO IMPACT THE NE PORTION OF THE TROPICAL N ATLC THU...AND CONTINUE INTO SUN. ...SW N ATLANTIC INCLUDING THE BAHAMAS... MODEL PREFERENCE: GFS BLENDED WITH PREVIOUS OFFICIAL FORECAST. GOOD CONFIDENCE. LOW PRES NEAR 29N78W EXTENDS A DISSIPATING COLD FRONT TO FLORIDA STRAITS. THE FRONT WILL TRANSITION TO A FRONTAL TROUGH FROM THE BAHAMAS TO WESTERN CUBA BY THIS EVENING. TIGHT PRESSURE GRADIENT WILL REMAIN OVER FAR NW WATERS NEAR THE NE FLORIDA COAST THROUGH THIS EVENING AS THE LOW LIFTS NE...AWAY FROM THE AREA...TONIGHT. LONG PERIOD NE SWELLS ASSOCIATED WITH A LOW PRES SYSTEM IN THE CENTRAL ATLC WILL SPREAD SW TO FAR SE PORTION THU THROUGH SUN. $$ .WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE: .GULF OF MEXICO... GMZ011...NONE. GMZ013...NONE. GMZ015...NONE. GMZ017...NONE. GMZ019...NONE. GMZ021...NONE. GMZ023...NONE. GMZ025...NONE. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... AMZ011...NONE. AMZ013...NONE. AMZ015...NONE. AMZ017...NONE. AMZ019...NONE. AMZ021...NONE. AMZ023...NONE. AMZ025...NONE. AMZ027...NONE. AMZ029...NONE. AMZ031...NONE. AMZ033...NONE. AMZ035...NONE. AMZ037...NONE. AMZ039...NONE. .SW N ATLANTIC INCLUDING THE BAHAMAS... AMZ111...NONE. AMZ113...NONE. AMZ115...NONE. AMZ117...NONE. AMZ119...NONE. AMZ121...NONE. AMZ123...NONE. AMZ125...NONE. AMZ127...NONE. *FOR DETAILED ZONE DESCRIPTIONS PLEASE VISIT: HTTP://WWW.NHC.NOAA.GOV/ABOUTTAFBPROD.SHTML#OWF NOTE: GRIDDED MARINE FORECASTS ARE AVAILABLE IN THE NATIONAL DIGITAL FORECAST DATABASE (NDFD) AT: HTTP://WWW.NHC.NOAA.GOV/MARINE/GRIDS.PHP FOR ADDITIONAL INFORMATION PLEASE VISIT: HTTP://WWW.HURRICANES.GOV/MARINE $$ .FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.