303 AGXX40 KNHC 160645 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 245 AM EDT Thu Aug 16 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... A ridge extending westward from the Atlantic into the northern Gulf will prevail across the basin through the weekend. A nocturnal trough will move off the Yucatan Peninsula into the SW Gulf each night, accompanied by surge of fresh NE to E winds. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... A high pressure ridge north of the area will prevail through the weekend, and maintain fresh to occasionally strong trade winds over the south-central Caribbean, and moderate to fresh trades elsewhere. A large area of showers and thunderstorms associated with a tropical wave along 48W will move west across the tropical N Atlantic Fri and Sat, reaching the eastern Caribbean Sat night. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A high pressure ridge roughly along 30N will prevail across the region through the weekend, and support moderate trade winds. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 Mundell. National Hurricane Center.