000 AGXX40 KNHC 221736 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 1236 PM EST Fri Nov 22 2019 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 surface ridge will prevail across the area through today, with fresh SE return flow persisting over the western Gulf. A cold front will move off the Texas coast and into the NW Gulf this evening, cross the northern and central waters this weekend, then weaken and stall over the southern Gulf Sun night into Mon. Another cold front may move into the NW Gulf by Tue night. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... A shearline extends from the Leeward Islands to 16N66W to 15N74W. A band of scattered showers and isolated thunderstorms is associated with the shearline. Fresh to locally strong NE winds are expected to persist through the Windward and Mona passages, as well as S of the Dominican Republic through early Sat. Easterly trades will freshen across the south-central Caribbean early next week, increasing to strong Tue into Tue night. ...SW N ATLANTIC INCLUDING THE BAHAMAS... Tropical Storm Sebastien near 25.2N 55.3W 1000 mb at 10 AM EST moving ENE at 13 kt. Maximum sustained winds 45 kt gusts 55 kt. Sebastien will continue to accelerate northeastward away from the forecast waters today. A cold front is W of Sebastien extending from 31N54W to 26N57W to the Leeward Islands. High pressure in the wake of the front will dominate the forecast waters through Sat, then shift eastward Sat night. The next cold front will cross the region Sun through Mon, weakening near 70W Tue and Tue night. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 GR. National Hurricane Center.