000 AGXX40 KNHC 120737 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 237 AM EST Wed Dec 12 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... Fresh to locally strong southerly return flow will prevail across the western gulf waters through early Thu ahead of a cold front entering the northwest gulf on Thu. The cold front will quickly reach the eastern Gulf late Thu night, then push SE of the basin Fri night. Strong to near gale force northerly flow will develop west of the front, except reaching gale force Thu night into Fri over the northwest and west-central waters. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... Fresh to strong trade winds will prevail in the S central Caribbean through Sun night with nocturnal pulses to near gale force off the northwest coast of Colombia. A stationary front extending from the Windward Passage to eastern Honduras will gradually dissipate through Thu. Fresh to strong northerly winds will continue west of the front through this morning. Another cold front will enter the NW Caribbean on Fri afternoon, dissipating over the NW Caribbean during the upcoming weekend. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A cold front extends from near 28N65W to the Windward Passage. A second cold front extends from near 31N68W to the northern Bahamas. The fronts will merge today, with the merged boundary stalling from 26N65W to Hispaniola, and gradually dissipating through Thu. Return flow will dominate for the end of the week, ahead of another cold front sweeping across the northern waters during the upcoming weekend. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... .GMZ011...NW GULF INCLUDING STETSON BANK... Gale Warning Thu into Thu night. GALE CONDITIONS POSSIBLE Thu night into Fri. .GMZ013...N CENTRAL GULF INCLUDING FLOWER GARDEN BANKS MARINE SANCTUARY... Gale Warning Thu night. GALE CONDITIONS POSSIBLE Thu night into Fri. .GMZ017...W CENTRAL GULF FROM 22N TO 26N W OF 94W... Gale Warning Thu into Thu night. GALE CONDITIONS POSSIBLE Thu night into Fri. .GMZ019...CENTRAL GULF FROM 22N TO 26N BETWEEN 87W AND 94W... GALE CONDITIONS POSSIBLE Thu night into Fri. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 AL. National Hurricane Center.