000 AGXX40 KNHC 241753 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 200 PM EDT SUN APR 24 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... NO MAJOR CHANGE IS EXPECTED ACROSS THE GULF OF MEXICO OVER THE NEXT SEVERAL DAYS AS HIGH PRES REMAINS IN CONTROL OF THE WEATHER PATTERN ACROSS THE REGION. THE PRES GRADIENT BETWEEN THIS HIGH PRES OVER THE WESTERN ATLC AND LOWER PRES OVER NE MEXICO WILL RESULT IN 20 TO 25 KT SLY RETURN FLOW OVER ALL BUT THE NE GULF THROUGH TUE AHEAD OF A COLD FRONT MOVING OFF THE TEXAS COAST LATE WED. THE COLD FRONT WILL MOVE RAPIDLY E AND EXTEND FROM THE FLORIDA BIG BEND TO THE BAY OF CAMPECHE THU. NLY WINDS BRIEFLY INCREASE TO 20-25 KT W OF THE FRONT. THE FRONT MOVES E OF THE AREA FRI AND HIGH PRES BUILDS OVER THE NE GULF. SW N ATLC... TROUGH FROM 26N69W TO WEAK 1015 MB LOW PRES NEAR 23N70W WITH CONTINUING SW TO THE DOMINICAN REPUBLIC. THIS SYSTEM COMBINED WITH RIDGE ACROSS THE REMAINDER OF THE AREA IS PRODUCING 20-25 KT NE WINDS FROM 23N-28N BETWEEN 67W-76W. THE LOW IS FORECAST TO DISSIPATE THIS EVENING. THE TROUGH WILL MOVE ACROSS THE SE BAHAMAS TONIGHT AND IN THE NW BAHAMAS MON AND ACROSS S FLORIDA MON NIGHT AND DISSIPATE. ONCE AGAIN A RIDGE WILL DOMINATE MOST OF THE AREA THROUGH WED. SLY WINDS WILL INCREASE ACROSS THE NW CORNER OF THE ZONE LATE WED AS A COLD FRONT APPROACHES SE U.S. COAST THU. THE FRONT WILL MOVE OFFSHORE AND EXTEND FROM 31N73W TO NW BAHAMAS FRI, CARIBBEAN SEA AND TROPICAL ATLC W OF 55W... WINDS WILL DECREASED ACROSS THE WINDWARD PASSAGE AND THE GULF OF HONDURAS TONIGHT AS THE PRES GRADIENT RELAXES OVER THE NORTHERN CARIBBEAN AND A TROUGH MOVES ACROSS THE BAHAMAS. NE WINDS 20-25 KT NEAR THE COAST OF COLOMBIA WILL DECREASE LATE WED THROUGH FRI AS THE ATLC RIDGE MOVES E AND A WEAK COLD FRONT MOVES OFF THE SE U.S. COAST. OTHERWISE RATHER TRANQUIL CONDITIONS PERSIST ACROSS THE REMAINDER OF THE CARIBBEAN. WARNINGS.. ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER DGS