000 AGXX40 KNHC 180644 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 244 AM EDT Mon Jun 18 2018 Marine Weather Discussion for the Gulf of Mexico, Caribbean Sea, and Tropical North Atlantic from 07N to 19N between 55W and 64W and the Southwest North Atlantic including the Bahamas ...GULF OF MEXICO... The combination of a mid to upper low over the SW Gulf and broad low pressure over the western gulf will continue to result in numerous showers and thunderstorms over much of the central and northwestern gulf waters through Tue. This activity is capable of producing strong to near gale force wind gusts. A tight pressure gradient between the low pressure and high pressure over the eastern gulf will maintain strong southeast to south winds over the waters W of 90W through Wed. Fresh to locally strong southeast winds will continue over the W central gulf and SW Gulf waters through Thu. High pressure ridging extending from Atlantic to across the northern gulf will dominate the gulf Thu through Fri night as it shifts southward. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... A tropical wave extending from Haiti to 12N74W will continue to move across the central Caribbean through Mon night, and over western Caribbean waters Tue through early Thu. A second tropical wave moving over the tropical N Atlantic along 57W/58W S of 15N will pass across the Lesser Antilles Mon, then across the eastern Caribbean Tue through Wed night and the western Caribbean through Fri night. Strong trades in the south- central Caribbean will gradually diminish through Tue. Winds will pulse to strong in the Gulf of Honduras through Wed night. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A weakening cold front will continue to move southward east of the Bahamas through this afternoon when it is forecast to stall before dissipating on Tue. Weak high pressure will build across the basin during the remainder of the period. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *For detailed zone descriptions, please visit: http://www.nhc.noaa.gov/abouttafbprod.shtml#OWF Note: gridded marine forecasts are available in the National Digital Forecast Database (NDFD) at: http://www.nhc.noaa.gov/marine/grids.php For additional information, please visit: http://www.nhc.noaa.gov/marine $$ .Forecaster Aguirre. National Hurricane Center.