000 AGXX40 KNHC 090647 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 200 AM EST WED NOV 09 2011 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... COLD FRONT ALONG THE TEXAS COAST WILL MOVE RAPIDLY AND EXTEND FROM SE LOUISIANA TO WESTERN BAY OF CAMPECHE LATER TODAY AND FROM FLORIDA BIG BEND TO EASTERN BAY OF CAMPECHE THU. GALE FORCE WINDS ARE EXPECTED BEHIND THE FRONT OVER THE SW GULF THU S OF 22N W OF 94W. OTHERWISE NLY WINDS 20-25 KT ELSEWHERE W OF THE COLD FRONT. THE FRONT MOVES E OF THE AREA AND WINDS DECREASE TO BELOW GALE FORCE FRI. HIGH PRES BUILDS ACROSS THE AREA FRI THEN SHIFTS EWD SAT AND SLY RETURN FLOW INCREASES TO 15-20 KT OVER THE FAR NW GULF. AS THE HIGH MOVES ACROSS THE E COAST OF THE U.S. AND LOWER PRES DEVELOPS OVER THE SW CARIBBEAN THE PRES GRADIENT TIGHTENS AND ELY WINDS INCREASE TO 20 KT OVER THE SE GULF ON SUN. SW N ATLC S OF 31N W OF 65W... TROPICAL STORM SEAN NEAR 27.9N 70.3W AT 0600 UTC MOVING TO THE W AT 3 KT WITH THE PRES AT 999 MB. SEAN WILL DRIFT TO 28.6N 70.6W THIS EVENING AND TO 29.5N 70.1W EARLY THU AND TO 31.0 68.4W THU EVENING. THE STORM WILL THEN MOVE WELL N OF THE AREA FRI AS A COLD FRONT MOVES OFF THE SE U.S. COAST. THE COLD FRONT WILL EXTEND FROM 31N66W TO WINDWARD PASSAGE FRI AND BECOME DIFFUSE FROM 26N65W TO HISPANIOLA SAT. STRONG HIGH PRES BUILDS BEHIND THE HIGH. CARIBBEAN SEA AND TROPICAL N ATLC... HIGH PRES FROM THE EASTERN U.S. WILL CONTINUE TO BUILD S ACROSS THE NW CARIBBEAN THEN WEAKEN LATE TONIGHT THROUGH THU AS TROPICAL STORM SEAN DRIFTS W OVER THE WESTERN ATLC. LARGE NW AND N SWELLS WILL CONTINUE TO PROPAGATE THROUGH THE ATLC PASSAGES THROUGH WED. COLD FRONT WILL MOVE INTO THE NW CARIBBEAN FRI AND EXTEND FROM EASTERN CUBA TO GULF OF HONDURAS SAT. WARNINGS... GULF OF MEXICO... .GALE WARNING S OF 21N W OF 94W THU...GMZ082. .CARIBBEAN SEA AND TROPICAL N ATLC... .NONE. .SW N ATLC... .TROPICAL STORM WARNING N OF 26N E OF 75W...AMZ080. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER DGS