000 AGXX40 KNHC 240606 MIMATS MARINE WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 230 AM EDT SAT MAR 24 2012 MARINE WEATHER DISCUSSION FOR THE GULF OF MEXICO...CARIBBEAN SEA AND TROPICAL N ATLC AND SOUTHWEST N ATLC S OF 31N W OF 55W. GULF OF MEXICO... COLD FRONT EXTENDING FROM MS DELTA TO SE TX WILL MOVE SLOWLY SE REACHING A PSN FROM THE FL BIG BEND TO THE CENTRAL GULF WATERS LATE TONIGHT. A SECONDARY NLY SURGE WILL PUSH FRONT SE THROUGH FL STRAITS BY SUNSET SUN...BUT LEAVE ITS SOUTHERN SEGMENT OVER THE EXTREME SOUTHERN GULF WATERS. BY THEN A SURFACE HIGH OVER THE E TX WILL BEGIN TO SHIFT E REACHING THE NW WATERS SUN NIGHT...THEN THE HIGH RACES NE AS A RIDGE BUILDS FROM THE CAROLINAS TO CENTRAL TX RESULTING IN SLY RETURN FLOW DEVELOPING AND SPREADING E EVENTUALLY COVERING THE ENTIRE GULF BY TUE AFTERNOON. GUIDANCE SUGGESTS THE FRONTAL REMNANTS WILL PERSIST OVER S-CENTRAL PORTION AND BAY OF CAMPECHE THROUGH MID WEEK...ACCOMPANIED BY CONVECTION, SOUTHWEST N ATLC AND TROPICAL ATLC S OF 31N W OF 55W... SURFACE HIGH PRESSURE IS NEAR 30N68W WITH A RIDGE E AND W ALONG 29N RESULTING IN A SWATH OF E WINDS AT 15-20 KT ACROSS THE AREA FROM 17N-22N. AS THE HIGH SHIFTS SE AND THE WESTERN RIDGE RETRACTS EASTWARD THIS AFTERNOON THE SLY FLOW WILL INCREASE TO 15-20 KT OVER THE NW WATERS. THE SOUTHERLY FLOW WILL FURTHER INCREASE TO 20-30 KT LATE TONIGHT AHEAD OF A COLD FRONT MOVING OFF GA COAST JUST BEFORE SUNRISE SUN. THE FRONT WILL REACH FROM BERMUDA TO CENTRAL BAHAMAS TO THE CUBAN COAST AT 22N78W EARLY MON...FROM 31N63W TO 25N65W TO HISPANIOLA MON NIGHT...FROM 31N55W TO EASTERN HISPANIOLA TUE NIGHT...WITH THE REMNANTS DISSIPATING FROM 21N55W TO HISPANIOLA ON WED. CARIBBEAN SEA... ATLC HIGH PRES WILL MAINTAIN 15-20 KT NE-E TRADES ACROSS AREA THROUGH TODAY BUT ENHANCED TO 20-25 KT ALONG NW COAST OF COLOMBIA. THE TRADES DIMINISH TONIGHT WITH A WEAK COLD FRONT JUST SLIPPING INTO THE EXTREME NW CARIBBEAN SUN WITH WINDS BECOMING LIGHT AND VARIABLE NEAR THE FRONTAL BOUNDARY. THE SOUTHERN PORTION OF THE FRONT WILL CONTINUE E PASSING THROUGH THE WINDWARD PASSAGE MON AFTERNOON...THEN STALLING ACROSS HISPANIOLA TUE. NE WINDS WILL RETURN ACROSS THE NORTHERN CARIBBEAN WATERS BEHIND FRONT. WARNINGS... GULF OF MEXICO... .NONE. .CARIBBEAN SEA AND TROPICAL N ATLC... .NONE. .SW N ATLC... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER NELSON