000 AGXX40 KNHC 010844 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 444 AM EDT Tue May 1 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... High pressure is centered along the SE U.S. coast and extends E to W across the region. The high will track ESE through Thu and maintain and E to W ridge across the N gulf waters. Moderate to locally fresh winds will become fresh to strong over the far SE Gulf, Straits of Florida and western Gulf today through early Fri as high pressure builds southeastward over the western Atlantic and low pressure deepens over the Central Plains States. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... High pressure building ESE off of the South Carolina coast will slide slowly E along 33N through Thu to maintain fresh trades across the entire area south of 17N, with locally strong trades across the south central Caribbean. The southern portion of a broad inverted trough will move W across the extreme NE Caribbean and adjacent Atlantic Wed night, reach along 69W by Thu evening, then across Hispaniola to 73W by Fri evening, and along 77W Sat morning. High pres to the NE of trough will induce fresh to locally strong E to SE winds, and active weather E of trough. ...SW N ATLANTIC INCLUDING THE BAHAMAS... An old frontal boundary extends from near 27N65W SW across E Cuba to just W of Jamaica. A weak cold front moving SE across the NW waters from 28.5N65W to central Cuba near 22N79W will merge with the frontal trough early today. The merged front will reach from 26.5N65W to W central Cuba near 22N80W by Wed morning and become nearly stationary through Thu. As the high slides E, fresh to strong NE to E winds will develop between 28N and the front. A broad surface trough will reach 63W Wed morning and move W, reaching 67W Thu morning, move to 72W Fri morning, and to 77W Sat morning. High pres to the NE of trough will induce fresh to locally strong E to SE winds, and active weather E of trough. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 Stripling. National Hurricane Center.