000 AGXX40 KNHC 190653 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 300 AM EDT MON OCT 19 2009 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. GULF OF MEXICO... STRONG HIGH PRES IN THE WAKE OF A FRONTAL SYSTEM CURRENTLY OVER E CUBA AND THE CARIBBEAN SEA DOMINATES THE ENTIRE GULF REGION PRODUCING FRESH TO STRONG NLY WINDS. AN EARLIER QSCAT PASS SHOWED WINDS IN THE 20 TO 25 KT RANGE PARTICULARLY OVER THE SW PORTION OF THE GULF REGION. THE HIGH PRES WILL SLIDE GRADUALLY E THROUGH THU WITH WIND VEERING AND SEAS GRADUALLY DIMINISHING ACROSS THE GULF WED THROUGH THU. A NEW COLD FRONT IS EXPECTED TO MOVE INTO THE NW GULF ON THU AND EXTEND FROM SE LOUISIANA TO THE LOWER TEXAS COAST FRI MORNING. MODERATE SLY RETURN FLOW WILL DEVELOP W OF 96W WED IN ADVANCE OF THIS COLD FRONT. CARIBBEAN AND TROPICAL N ATLANTIC W OF 55W... THE COLD FRONT OVER THE NW CARIBBEAN HAS BECOME STATIONARY AND NOW EXTENDS FROM EASTERN CUBA TO THE COAST OF HONDURAS NEAR 16N85W. THE FRONT WILL SLOWLY MOVE SE REACHING THE HONDURAS- NICARAGUA BORDER MON MORNING AND GRADUALLY DISSIPATE. THE FRONT IS EXPECTED TO INTERACT WITH A TROPICAL WAVE LOCATED NEAR 82W THAT IS PRESENTLY GENERATING A LARGE AREA OF SHOWERS AND TSTMS FROM 12N TO 17N BETWEEN 78W AND 83W. THE WAVE WILL CONTINUE TO MOVE WWD BUT A SFC TROUGH OR WEAK LOW PRES IS FORECAST TO PERSIST NEAR THE COAST OF NICARAGUA DRIFTING N TO NW TUE THROUGH THU. A SECOND TROPICAL WAVE ALONG 60W S OF 13N WILL ENTER SE CARIBBEAN EARLY THIS MORNING...MOVE W ACROSS SOUTHERN CARIBBEAN MON THROUGH WED AND REACH SW CARIBBEAN LATE WED NIGHT. NE WINDS OF 20 KT AND SEAS TO 9 FT IN NW SWELL ARE FOUND AHEAD OF A FRONTAL TROUGH EXTENDING OVER THE CENTRAL ATLC. THIS TROUGH WILL APPROACH THE NE PORTION OF THE TROPICAL N ATLC LATE TUE. SW N ATLC S OF 31N AND W OF 65W... AT 19/0600 UTC...A COLD FRONT EXTENDS FROM 31N68W TO EASTERN CUBA WITH FRESH TO STRONG WINDS OF 20 TO 25 KT BEHIND IT AND BUILDING SEAS TO 12 FT. THE NORTHERN PORTION OF THE FRONT WILL CONTINUE TO MOVE EWD WHILE THE SOUTHERN PORTION WILL BECOME STATIONARY OVER THE SE BAHAMAS AND EASTERN CUBA BECOMING LATE TUE. HIGH PRES WILL BUILD BEHIND THE FRONT AND WINDS WILL VEER TO THE N AND THEN NE LATE MONDAY WITH SEAS SUBSIDING TO 6 TO 9 FT. PRES GRADIENT BETWEEN THE HIGH PRES AND THE ASSOCIATED RIDGE AND THE REMNANTS OF THE FRONT WILL INDUCE A BELT OF ELY WINDS 20 KT ACROSS THE NW BAHAMAS AND THE STRAITS OF FLORIDA TUE INTO WED. WARNINGS... ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .NONE. $$ FORECASTER GR