000 AGXX40 KNHC 151845 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 145 PM EST SUN DEC 15 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 OFFICIAL FORECAST WITH HIGH CONFIDENCE. A COLD FRONT EXTENDS FROM CENTRAL FLORIDA TO THE BAY OF CAMPECHE. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN DATA DEPICT GALE FORCE WINDS WITH SEAS IN THE 10-13 FT RANGE OVER THE FAR SW GULF WATERS. OTHERWISE...FRESH TO STRONG WINDS PREVAIL W OF THE FRONT WITH SEAS IN THE 6-10 FT RANGE W OF 90W AND 5-8 FT RANGE E OF 90W. LIGHT TO GENTLE SW WINDS PREVAIL E OF THE FRONT WITH SEAS IN THE 2-3 FT RANGE. THE COLD FRONT WILL CONTINUE TO SHIFT EASTWARD...EXTENDING FROM SOUTH FLORIDA TO THE YUCATAN PENINSULA TONIGHT...THEN SHIFTING SE OF THE AREA EARLY MON. WINDS OVER THE SW GULF WILL DIMINISH BELOW GALE FORCE BY THIS EVENING WITH SEAS STARTING TO SUBSIDE. WINDS AND SEAS WILL DECREASE ACROSS ALL GULF WATERS AS THE FRONT MOVES SE OF THE AREA WITH WINDS 20 KT OR LESS AND SEAS LESS THAN 8 FT PREVAILING OVER THE FORECAST AREA BY TUE MORNING. HIGH PRESSURE WILL BUILD IN THE WAKE OF THE FRONT. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 65W... MODEL PREFERENCE: GFS BLENDED WITH OFFICIAL FORECAST WITH HIGH CONFIDENCE. A HIGH PRESSURE RIDGE PREVAILS N OF THE FORECAST AREA. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN DATA DEPICT FRESH TO STRONG TRADES OVER MUCH OF THE FORECAST AREA EXCEPT OFF THE COAST OF COLOMBIA WHERE STRONG TO NEAR GALE FORCE WINDS PREVAIL AND OVER THE WESTERN CARIBBEAN WHERE GENTLE TO MODERATE TRADES PREVAIL. SEAS ARE IN THE 10-11 FT RANGE OVER THE TROPICAL N ATLC...8-11 FT RANGE OVER THE EASTERN CARIBBEAN AND 9-12 FT OVER THE CENTRAL CARIBBEAN EXCEPT OFF THE COAST OF COLOMBIA WHERE SEAS ARE IN THE 11-14 FT RANGE IN E SWELL. SEAS OVER THE WESTERN CARIBBEAN ARE IN THE 4-6 FT RANGE. THE RIDGE WILL RETREAT EASTWARD EARLY THIS WEEK. THIS WILL ENABLE A COLD FRONT TO ENTER THE NW CARIBBEAN WATERS EARLY MON. UPPER LEVEL SUPPORT FOR THE FRONT WILL LIFT OUT AND WITH THE PUSH BEHIND THE FRONT DECREASING...THE FRONT WILL STALL AND DISSIPATE OVER THE NW CARIBBEAN THROUGH TUE. WITH THE RIDGE RETREATING EASTWARD... THE PRESSURE GRADIENT OVER THE FORECAST AREA WILL WEAKEN. AS A RESULT...TRADES AND SEAS WILL DECREASE THROUGH MIDWEEK OVER THE CARIBBEAN. THOUGH TRADES OVER THE TROPICAL N ATLC WILL DIMINISH... SEAS WILL REMAIN IN THE 8-11 FT RANGE IN NE SWELL. ...SW N ATLANTIC W OF 65W INCLUDING THE BAHAMAS... MODEL PREFERENCE: GFS BLENDED WITH OFFICIAL FORECAST WITH HIGH CONFIDENCE. HIGH PRESSURE RIDGE EXTENDS EAST TO WEST ACROSS THE CENTRAL PART OF THE FORECAST AREA. A COLD FRONT HAS MOVED INTO THE FAR NW PART OF THE FORECAST AREA. LATEST SATELLITE DERIVED WINDS AND SEAS ALONG WITH SHIP...BUOY...AND CMAN DATA DEPICT THE GALE FORCE WINDS THAT WERE E OF THE FRONT THIS MORNING HAVE DIMINISHED BELOW GALE FORCE. OTHERWISE...MODERATE TO FRESH ANTICYCLONIC FLOW PREVAILS OVER THE FORECAST AREA. SEAS ARE IN THE 6-9 FT RANGE OUTSIDE THE BAHAMAS AND IN THE 3-5 FT RANGE W OF THE BAHAMAS. THE SURFACE RIDGE WILL CONTINUE TO RETREAT EASTWARD EARLY THIS WEEK ENABLING THE COLD FRONT TO SHIFT EASTWARD. UPPER SUPPORT FOR THE FRONT WILL LIFT OUT. AS A RESULT...THE NORTHERN PORTION OF THE FRONT N OF 29N WILL MOVE E OF THE AREA BY TUE WHILE THE REMAINDER OF THE FRONT STALLS FROM NEAR 29N65W TO CENTRAL CUBA WHERE IT WILL WEAKEN AND DISSIPATE THROUGH MIDWEEK. $$ .WARNINGS...ANY CHANGES IMPACTING COASTAL NWS OFFICES WILL BE COORDINATED THROUGH AWIPS 12 PLANET CHAT OR BY TELEPHONE: .GULF OF MEXICO... GMZ011...NONE. GMZ013...NONE. GMZ015...NONE. GMZ017...NONE. GMZ019...NONE. GMZ021...NONE. GMZ023...GALE WARNING TODAY INTO TONIGHT. GMZ025...NONE. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... AMZ011...NONE. AMZ013...NONE. AMZ015...NONE. AMZ017...NONE. AMZ019...NONE. AMZ021...NONE. AMZ023...NONE. AMZ025...NONE. AMZ027...NONE. AMZ029...NONE. AMZ031...NONE. AMZ033...NONE. AMZ035...NONE. AMZ037...NONE. AMZ039...NONE. .SW N ATLANTIC INCLUDING THE BAHAMAS... AMZ111...NONE. AMZ113...NONE. AMZ115...NONE. AMZ117...NONE. AMZ119...NONE. AMZ121...NONE. AMZ123...NONE. AMZ125...NONE. AMZ127...NONE. *FOR DETAILED ZONE DESCRIPTIONS PLEASE VISIT: HTTP://WWW.NHC.NOAA.GOV/ABOUTTAFBPROD.SHTML#OWF NOTE: GRIDDED MARINE FORECASTS ARE AVAILABLE IN THE NATIONAL DIGITAL FORECAST DATABASE (NDFD) AT: HTTP://WWW.NHC.NOAA.GOV/MARINE/GRIDS.PHP FOR ADDITIONAL INFORMATION PLEASE VISIT: HTTP://WWW.HURRICANES.GOV/MARINE $$ .FORECASTER AL. NATIONAL HURRICANE CENTER.