000 AGXX40 KNHC 151715 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 115 PM EDT Mon Apr 15 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 cold front extending from south Florida to near Cancun, Mexico will weaken as it exits the SE Gulf this afternoon. High pressure building across the area in the wake of the front will shift eastward Wed through Thu in response to another cold front that will move over the NW Gulf early on Thu, reaching from SE Louisiana to the central Bay of Campeche Thu night and from the Florida Big Bend to the Yucatan Peninsula on Fri. Fresh to strong winds and building seas are expected ahead and behind the front. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... High pressure NE of the area will support fresh to strong trade winds in the south-central Caribbean through Fri night. Highest winds will be near the coast of Colombia at night with building seas to 9 or 10 ft. A recent scatterometer pass confirmed the presence of these winds. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A cold front extends from 31N69W to south Florida. Fresh to strong southerly winds are noted per scatterometer data ahead of the front, mainly N of 28N E of the front to about 72W. Surface data show fresh NW winds behind the front. It is forecast to reach from near 31N69W to the NW Bahamas and the Straits of Florida tonight, and from 29N65W to the Central Bahamas on Tue. Then, the front is forecast to weaken and become stationary from 27N65W to the NW Bahamas on Wed. High pressure in the wake of the front will shift slowly eastward across the area Wed through Fri. Winds and seas will increase over much of the NW waters Fri ahead of a cold front in the Gulf of Mexico. Gale conditions are possible ahead of the front over the northern forecast waters Fri night into Sat. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... .AMZ111...ATLANTIC FROM 27N TO 31N W OF 77W... GALE CONDITIONS POSSIBLE Fri night. .AMZ113...ATLANTIC FROM 27N TO 31N BETWEEN 70W AND 77W... GALE CONDITIONS POSSIBLE Fri night into Sat. $$ *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.