000 AGXX40 KNHC 090649 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 155 AM EST TUE MAR 09 2010 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W GULF OF MEXICO... HIGH PRESSURE IS NOW HIGH CENTERED OVER THE FAR NE GULF...AND WILL CONTINUE TO SHIFT E OF THE AREA OVERNIGHT. SE RETURN FLOW OVER THE NORTHWESTERN GULF HAS INCREASED TO 20 TO 25 KT AS INDICATED BY THE LATEST ASCAT PASS...WITH BUOY OBS INDICATING SEAS OF 5 TO 7 FT. WITH THE CENTER OF THE HIGH OVER THE NE GULF...LIGHT WINDS OF 5 TO 10 KT PREVAILS OVER THE EASTERN GULF AS INDICATED BY THE LATEST ASCAT AND WINDSAT PASSES, SEAS OVER THE EASTERN GULF ARE 1 TO 2 FT. A WEAK COLD FRONT WILL SHIFT OFF THE TEXAS COAST TONIGHT. A REINFORCING COLD FRONT WILL SHIFT OFF THE TEXAS COAST ON THU. THIS WILL MERGE WITH THE FIRST COLD FRONT AND MOVE OUT OF THE GULF WATERS LATE FRI NIGHT WITH HIGH PRESSURE BUILDING BACK ACROSS THE GULF SAT IN THE WAKE OF THE COLD FRONTS. TROPICAL ATLC AND CARIBBEAN SEA... A FRONTAL TROUGH EXTENDS ACROSS THE TROPICAL ATLANTIC WATERS TOWARD THE SOUTHERN LEEWARD ISLANDS. LATEST ASCAT PASS INDICATES A DISSIPATING SHEAR LINE EXTENDING ACROSS THE SOUTHERN LEEWARD ISLANDS TO AROUND 65W. WINDS OF 15 TO 20 KT PREVAIL ACROSS MUCH OF THE CARIBBEAN WATERS AS PER LATEST ASCAT AND BUOY OBS. WITH WEAK HIGH PRESSURE PREVAILING ACROSS THE SW N ATLANTIC THROUGH THU...FRESH TRADES WILL CONTINUE ACROSS THE CARIBBEAN WATERS...WITH THE STRONGEST WINDS OFF THE COAST OF COLOMBIA. SE WINDS WILL INCREASE OVER THE WESTERN CARIBBEAN WED NIGHT THROUGH FRI AHEAD OF A COLD FRONT WHICH SHIFTS INTO THE FAR NW CARIBBEAN LATE FRI NIGHT. THE FRONT WILL EXTEND FROM CENTRAL CUBA TO NE HONDURAS SAT NIGHT. SW N ATLC... HIGH PRESSURE OVER THE NE GULF WILL SHIFT E INTO THE SW N ATLANTIC TODAY WHERE IT WILL GRADUALLY SHIFT E... BEFORE MOVING E OF THE AREA THU. THIS WILL MAINTAIN GENTLE TO MODERATE BREEZE ACROSS MUCH OF THE AREA WITH SEAS LESS THAN 6 FT. WITH THE HIGH PRESSURE CENTER SHIFTING E OF THE AREA THU...SE WINDS WILL INCREASE ACROSS THE W PART OF THE AREA AHEAD OF A COLD FRONT EXPECTED TO MOVE OFF THE COAST OF FLORIDA LATE FRI AFTERNOON/EARLY EVENING. GALE FORCE WINDS WILL BE LIKELY N OF 29N E OF THE COLD FRONT FRI NIGHT INTO SAT. WARNINGS... ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER AL