000 AGXX40 KNHC 291840 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 240 PM EDT TUE MAR 29 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... A STATIONARY FRONT EXTENDING FROM 29N83W TO 29N87W OVER THE NE GULF WILL DISSIPATE BY TONIGHT. MEANWHILE A WEAK MID TO UPPER LEVEL IMPULSE MOVING OUT OF THE ROCKIES INTO THE CENTRAL PLAINS WILL SUPPORT THE ADVANCE OF A COLD FRONT INTO THE FAR NW GULF BY LATE TONIGHT/EARLY WED MORNING. THE FRONT WILL MAKE SLOW PROGRESS SE INTO THE GULF UNTIL A SECOND UPPER DISTURBANCE MOVES INTO THE CENTRAL PLAINS AND PUSHES THE FRONT INTO THE SOUTHERN GULF BY LATE THU. THE FRONT STALLS OVER THE SOUTHERN GULF BY FRI MORNING...WHERE IT WILL BECOME DIFFUSE. WINDS AND SEAS DIMINISH IN THE MEANTIME AS HIGH PRES BUILDS OVER THE CENTRAL GULF BEHIND THE FRONT. ANOTHER FRONT WILL PUSH INTO THE NE GULF BY EARLY SAT...THEN LIFT N AGAIN THROUGH LATE SAT/EARLY SUN. MODERATE TO FRESH RETURN FLOW WILL SET UP OVER THE WESTERN GULF BY SUN. CARIBBEAN AND TROP N ATLC W OF 55W... THE COMBINATION OF TROUGH OVER THE WESTERN GULF AND HIGH PRES OVER THE WESTERN ATLC IS RESULTING IN FRESH TO STRONG TRADES OVER THE EASTERN AND CENTRAL CARIBBEAN AND FRESH SE WINDS OVER THE NW CARIBBEAN. A WEAK SURFACE TROUGH ALONG THE LESSER ANTILLES WILL MOVE W BUT DAMPEN OUT THROUGH 36 HOURS. WINDS OVER THE WESTERN CARIBBEAN WILL DIMINISH THU THROUGH SAT AS A WEAK COLD FRONT MOVES INTO THE SOUTHERN GULF AND BECOMES DIFFUSE. FRESH TO STRONG WINDS WILL PERSIST FROM THE TROP N ATLC THROUGH THE CENTRAL CARIBBEAN THROUGH SUN AS HIGH PRES REMAINS N OF THE AREA. SW N ATLC... A STATIONARY FRONT FROM 31N66W TO 29N81W BECOMES A WARM FRONT AND MOVE NE THE AREA TONIGHT. SOUTHERLY RETURN FLOW INCREASES WED AND WED NIGHT AHEAD OF A STRONGER COLD FRONT WHICH MOVES OFF THE N FLORIDA COAST THU NIGHT. THE FRONT WILL REACH FROM 31N71W TO S FLORIDA BY EARLY FRI...FROM 29N65W BY EARLY SAT BEFORE DISSIPATING LATE SAT. A REINFORCING COLD FRONT WILL MOVE INTO THE WATERS BETWEEN N FLORIDA AND BERMUDA EARLY SAT...AND REACH FROM 30N65W TO 26N80W BY LATE SAT. WARNINGS.. ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER CHRISTENSEN