809 AGXX40 KNHC 151810 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 210 PM EDT Sun Jul 15 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... Latest surface observations indicate light to gentle winds prevail across the gulf waters. Seas are in the 1-3 ft range over the western gulf, and 1-2 ft over the eastern gulf. High pressure will prevail across the northern waters through Thursday. A surface trough will move westward off the Yucatan Peninsula each evening through Friday, enhancing nocturnal winds in the SW Gulf. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... Latest surface observations indicate fresh to strong winds over the central Caribbean, gentle to moderate over the western Caribbean, and moderate to fresh over the eastern Caribbean as well as the tropical N Atlc forecast zones. Seas are in the 9-11 ft range over the south central Caribbean, 7-8 ft over the north central Caribbean, 3-5 ft over the remainder of the Caribbean, and 4-6 ft over the tropical N Atlc forecast zones. Fresh to strong winds will prevail in the central Caribbean through the week. Nocturnal winds will pulse to near gale force each night in the south central Caribbean, reaching gale force off the coast of Colombia tonight, Tuesday night and Wednesday night. NE swell will propagate into the tropical N Atlc forecast zones early next week, building seas to near 8 ft. ...SW N ATLANTIC INCLUDING THE BAHAMAS... Latest surface observations indicate gentle to moderate winds over the waters S of 22N and light to gentle winds N of 22N. Outside the Bahamas, seas are in the 5-6 ft range S of 22N and 3-4 ft N of 22N. West of the Bahamas, seas are in the 1-2 ft range. A surface trough from 31N65W to the NW Bahamas will dissipate early this week. High pressure will build in the wake of the trough and prevail through the middle of next week. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... .AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIA BASIN... Gale Warning tonight. GALE CONDITIONS POSSIBLE Tue night. GALE CONDITIONS POSSIBLE Wed night. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 AL. National Hurricane Center.