000 AGXX40 KNHC 011700 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 100 PM SUN OCT 01 2006 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W. UPPER LEVELS... MIDDLE LATITUDE TROUGH OVER THE ATLANTIC AREA EXTENDS SOUTH TO 25N ALONG 75W. THE TROUGH WILL MOVE EAST TO ALONG 70W LATE TONIGHT THEN WEAKEN AND REMAIN AS A WEAK TROUGH OVER THE ATLANTIC AREA WEST OF 70W AND NORTH OF THE GREATER ANTILLES THROUGH FRIDAY. HIGH OVER THE GULF OF MEXICO WILL STRENGTHEN AND MOVE NORTHWEST AND BY FRIDAY BE CENTERED OVER EASTERN TEXAS. SURFACE... RIDGE DEVELOPING NORTH OF THE AREA WILL INCREASE THE EASTERLY FLOW OVER THE AREA MAINLY NORTH OF 22N. A SLOWLY DEVELOPING BROAD TROUGH IN THE CARIBBEAN WILL BE ASSOCIATED WITH A WEAKENING OF THE EASTERLY FLOW IN THE CARIBBEAN THROUGH FRIDAY. WARNINGS... ATLANTIC... NONE. CARIBBEAN... NONE. GULF OF MEXICO... NONE. FORECASTER LL