000 AGXX40 KNHC 201807 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 107 PM EST Wed Jan 20 2021 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 will extend across the northern Gulf through Fri. A trough will form off the west coast of the Yucatan Peninsula tonight, supporting brief pulses of fresh to strong winds. A cold front will move over the northern Gulf Sat and become stationary into Sat night. The western part of the front will begin to lift north as a warm front late Sat night through Sun, while the rest of the front dissipates as Atlantic high pressure builds westward across the area through Sun night. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... High pressure north of the area is supporting fresh to strong winds and building seas over the southeast and south- central Caribbean, with winds pulsing to gale force off the coast of Colombia tonight. Fresh to strong northeast winds are also expected in the lee of eastern Cuba through tonight. Winds and seas diminish Thu through Sat as the high pressure weakens, although strong winds will persist off Colombia that could reach near gale force Thu night. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A stationary front extending from near 24N65W to the Turks and Caicos will dissipate tonight. A new cold front will move southward into waters between northeastern Florida and Bermuda. The main portion of this front will lift to the northeast of the area Thu, leaving a trailing stationary segment to dissipate along 27N by Thu evening. This front will be followed by yet another cold front that will move southward across the waters between Bermuda and NE Florida late Fri, reach from near 31N60W to 27N70W and to West Palm Beach, Florida Sat night, then begin to weaken as it reaches the far southern waters late Sun. High pressure will build over the area in the wake of this front. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... .AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIA BASIN... GALE CONDITIONS POSSIBLE Sun night. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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.