000 AGXX40 KNHC 190541 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 145 AM EDT WED SEP 19 2012 MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA AND TROPICAL N ATLC...AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... A STATIONARY FRONT EXTENDS FROM NORTHERN FLORIDA TO THE SW GULF WATERS. LATEST SCATTEROMETER...SHIP...AND BUOY DATA DEPICT FRESH WINDS AHEAD OF THE FRONT N OF 27N AND MODERATE TO FRESH WINDS W OF THE FRONT N OF 28N. ELSEWHERE GENTLE TO MODERATE WINDS PREVAIL. SEAS ARE 4 TO 5 FT N OF 27N E OF THE FRONT...AND 3 FT OR LESS ACROSS THE REMAINDER OF THE GULF WATERS. THE FRONT WILL DISSIPATE THROUGH THU AS HIGH PRES BUILDS IN FROM THE N. SOUTHWEST NORTH ATLC S OF 31N W OF 55W... HIGH PRESSURE IS CENTERED NE OF THE AREA WITH RIDGE EXTENDING SW ACROSS THE FORECAST REGION. THE RIDGE HAS SHIFTED EASTWARD OVER THE PAST 24 HOURS. LATEST SCATTEROMETER...SHIP...AND BUOY DATA DEPICT FRESH SW WINDS OVER THE NE PART OF THE AREA...AND GENTLE TO MODERATE WINDS ELSEWHERE. SEAS ARE GENERALLY 4 TO 5 FT E OF THE BAHAMAS...AND 3 FT OR LESS W OF THE BAHAMAS. THE MORE EASTWARD POSITION OF THE SURFACE RIDGE WILL ENABLE A COLD FRONT TO MOVE OFF THE FLORIDA COAST TODAY. THE FRONT WILL STALL OVER THE FAR NW PART OF THE AREA TODAY...AND DISSIPATE BY FRI AS HIGH PRESSURE REESTABLISHES ACROSS THE FORECAST AREA. CARIBBEAN SEA AND TROPICAL N ATLC W OF 55W... GENTLE TO MODERATE TRADE WINDS PREVAIL ACROSS THE CARIBBEAN WATERS AND THE TROPICAL N ATLC WATERS...EXCEPT FOR MODERATE TO FRESH WINDS ACROSS THE SOUTHERN CENTRAL CARIBBEAN WATERS. THE TRADE WINDS ARE EXPECTED TO INCREASE AT THE END OF THE FORECAST PERIOD AS THE ATLC HIGH PRES STRENGTHENS N OF THE FORECAST AREA. A TROPICAL WAVE IN THE CENTRAL CARIBBEAN WILL MOVE ACROSS THE REMAINDER OF THE CENTRAL CARIBBEAN WATERS TODAY AND THU...THEN ACROSS THE W CARIBBEAN FRI AND SAT. A SECOND TROPICAL WAVE WILL MOVE INTO THE TROPICAL N ATLC WATERS THU...REACHING THE E CARIBBEAN FRI...AND THE CENTRAL CARIBBEAN SAT. NOTE...GRIDDED MARINE FORECAST IS AVAILABLE AT WWW.NHC.NOAA.GOV/TAFB/GRIDDED_MARINE GULF OF MEXICO... .NONE. CARIBBEAN SEA AND TROPICAL N ATLC... .NONE. SW N ATLANTIC... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT WWW.HURRICANES.GOV/MARINE $$ FORECASTER AL