000 AGXX40 KNHC 111706 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 1206 PM EST Tue Dec 11 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 set up across the western gulf waters tonight and Wed ahead of a cold front entering the northwest gulf on Thu. The cold front will reach a position from the Mississippi Delta to the Bay of Campeche on Thu night, reach from the Florida Big Bend to the Yucatan Channel on Fri and pass through the Straits of Florida late 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. Moderate west flow expected on Sat with seas less than 8 ft throughout the gulf on Sat night. ...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 Sat night with nocturnal pulses to near gale force off the northwest coast of Colombia. A cold front extending from central Cuba to the Gulf of Honduras will stall from the Windward Passage to eastern Honduras on Wed, and gradually dissipate through Thu. Fresh to strong northerly winds will continue west of the front through Wed 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 from 31N64W to central Cuba will be reinforced by a second cold front today, with the merged boundary stalling from 26N65W to Hispaniola on Wed, and gradually dissipating north of the Leewards on Thu. A strong wind shift will accompany the front, with minimal gale conditions expected N of 29N and E of 72W tonight. A ridge extending from W to E along 29N on Wed will shift north setting up strong to near gale southerly return flow north of the Bahamas on Thu night and Fri, ahead of another cold front sweeping across the northern waters during the upcoming weekend. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... .GMZ011...NW GULF INCLUDING STETSON BANK... GALE CONDITIONS POSSIBLE Thu night into Fri. .GMZ013...N CENTRAL GULF INCLUDING FLOWER GARDEN BANKS MARINE SANCTUARY... GALE CONDITIONS POSSIBLE Thu night into Fri. .GMZ017...W CENTRAL GULF FROM 22N TO 26N W OF 94W... GALE CONDITIONS POSSIBLE Thu night into Fri. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... .AMZ115...ATLANTIC FROM 27N TO 31N BETWEEN 65W AND 70W... Gale Warning tonight. $$ *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 Nelson. National Hurricane Center.