154 AGXX40 KNHC 140715 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 315 AM EDT Sat Jul 14 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... Weak high pressure will prevail across the area through Wednesday. A surface trough will move westward off the Yucatan Peninsula each evening through Wednesday. It will enhance nocturnal winds in the SW corner of the Gulf. The northern part of a tropical wave will move westward across the SW corner of the Gulf today. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... NE-to-E gale-force winds from 11N to 12N between 74W and 75W for the early morning hours of today, with the wind speeds slowing down around sunrise. Expect NE-to-E gale-force winds from late on Sunday night until sunrise on Monday morning, and repeating again from late on Tuesday night until sunrise on Wednesday morning. A tropical wave along 73W/74W will move across the central Caribbean Sea through Saturday night, and then across the western Caribbean Sea on Sunday and Sunday night. Another tropical wave just east of the Lesser Antilles will move quickly into the eastern Caribbean from tonight through Saturday night, through the central Caribbean Sea from Sunday through Monday night, and into the western Caribbean Sea from Tuesday through Wednesday. High pressure will build across the region behind each passing tropical wave, in order to freshen trade winds across the central Caribbean Sea. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A surface passes through 31N70W to 27N75W, across NW Bahamas, to 23N78W. The trough will move little through Sunday night while weakening. Scattered showers and thunderstorms can be expected along and SE of the trough to 25N. High pressure building westward from the central Atlantic Ocean through Wednesday will support fresh to strong trade winds south of 23N. The winds will pulse to strong north of Hispaniola at night through the period. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... .AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIA BASIN... Gale Warning early today. Gale Warning Sun night. GALE CONDITIONS POSSIBLE Sun night. GALE CONDITIONS POSSIBLE Tue night. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 MT. National Hurricane Center.