657 AGXX40 KNHC 091417 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 1017 AM EDT Tue Apr 9 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 extends from the Florida Panhandle into the eastern Gulf of Mexico near 26N85W, to the NW corner of the Yucatan Peninsula. The front is forecast to exit from the SE Gulf of Mexico by tonight. High pressure will build across the western half of the basin early on Wednesday, and shift to the NE Gulf of Mexico on Thursday, before dissipating. A second cold front is forecast to approach the coast of Texas on Wednesday night/ Thursday morning. Fresh to strong return flow will develop in the western Gulf of Mexico from Wednesday night until Thursday morning. This front is expected to lift northward across Texas on Thursday. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... High pressure N of the area will support fresh to strong trade winds across the south central Caribbean Sea through tonight. A cold front will reach the NW Caribbean Sea tonight, and extend from western Cuba to the Gulf of Honduras by Wednesday morning, before dissipating. Fresh to strong winds will resume in the south central Caribbean Sea on Friday evening, as a ridge builds in the NW Atlantic Ocean. The slight increase in the pressure gradient will support fresh to strong trade winds in the Gulf of Honduras, continuing through the remainder of the weekend. ...SW N ATLANTIC INCLUDING THE BAHAMAS... The current surface ridge that cuts across the area will shift E, ahead of a low pressure center that will be moving eastward, from Alabama eastward, by tonight. A cold front, that is associated with this low center, will reach the NW forecast waters on Wednesday morning. The cold front will extend from 31N75W to the Florida Straits on Wednesday morning, from 31N69W to 28N76W to the Florida Straits on Wednesday night, from 31N66W to 27N70W to 27N75W to Cuba near 22N78W on Thursday morning, and through 29N65W to 24N68W to Hispaniola near 20N70W on Thursday night. Fresh to strong SW winds are expected in the northern waters ahead of the front. Scattered to numerous heavy rainshowers, associated with the front, will affect the region through Friday morning. High pressure will build across the area, starting on Thursday night, and it will prevail through the weekend. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... .GMZ023...SW GULF S OF 22N W OF 94W... GALE CONDITIONS POSSIBLE Sun into Sun night. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 MT. National Hurricane Center.