000 AGXX40 KNHC 190810 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 310 AM EST Wed Dec 19 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... A strong cold front with widespread thunderstorm activity will race across the Gulf waters tonight through early Fri. Gale force winds will develop west of the front on Thu, with seas building to near 20 ft. A post-frontal surface high pressure will set up over the central gulf on Sat, and move to the NE waters on Sun. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... Fresh to strong winds will continue across the south-central Caribbean through Sun, increasing to near gale force along the coast of Colombia each night. A frontal trough will drift NW and gradually dissipate in the NW Caribbean today. Strong southerly flow will develop across the W Caribbean tonight ahead of a cold front entering the Yucatan Channel on Thu. The front will reach from the Windward Passage to Nicaragua this weekend. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A frontal trough from 22N65W to eastern Cuba will drift NW today. Strong southerly flow will develop north of the Bahamas on Thu, increasing to minimal gale force Thu night on both sides of a strong cold front moving off Florida. The front will reach from 29N65W to Hispaniola Sat night, with associated winds and seas steadily subsiding on Sun and Mon. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... .GMZ011...NW GULF INCLUDING STETSON BANK... Gale Warning Thu into Thu night. .GMZ013...N CENTRAL GULF INCLUDING FLOWER GARDEN BANKS MARINE SANCTUARY... Gale Warning Thu into Thu night. GALE CONDITIONS POSSIBLE Fri. .GMZ015...NE GULF N OF 25N E OF 87W... Gale Warning Thu night. GALE CONDITIONS POSSIBLE Fri. .GMZ017...W CENTRAL GULF FROM 22N TO 26N W OF 94W... Gale Warning Thu night. .GMZ019...CENTRAL GULF FROM 22N TO 26N BETWEEN 87W AND 94W... Gale Warning Thu into Thu night. .GMZ021...E GULF FROM 22N TO 25N E OF 87W INCLUDING STRAITS OF FLORIDA... Gale Warning Thu night. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... .AMZ111...ATLANTIC FROM 27N TO 31N W OF 77W... Gale Warning Thu into Thu night. GALE CONDITIONS POSSIBLE Fri into Fri night. .AMZ113...ATLANTIC FROM 27N TO 31N BETWEEN 70W AND 77W... Gale Warning Thu night. GALE CONDITIONS POSSIBLE Fri into Fri night. $$ *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 Mundell. National Hurricane Center.