000 AGXX40 KNHC 200840 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 340 AM EST Tue Feb 20 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 high centered over the NW Atlantic extends SW across the Gulf coast states. The high will gradually build S and SW across the W Atlc and Caribbean through Wed to produce fresh return flow across the basin, except strong winds through the Straits of Florida and across central portions of the Gulf, where the Yucatan thermal trough will enhance winds each evening. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... Strong high pres across the NW Atlc will continue to build S across the region through Wed then settle across the Bermuda area through the end of the week. This will produce fresh to strong tradewinds across the entire Caribbean and Tropical N Atlc waters through Thu and pulsing gale force winds off of Colombia. High pres will weaken near 31N70W by Sat and allow winds and seas to begin to diminish. ...SW N ATLANTIC INCLUDING THE BAHAMAS... Strong high pres across the NW Atlc will shift S through early Wed then settle across the Bermuda area through Fri. Gentle to moderate winds will prevail N of 28N with moderate to fresh winds S of 28N becoming strong S of 25N Tue through Thu. NNE swell from a north central Atlantic storm system will move through waters E of 65W Wed through Fri. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... .AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIA BASIN... Gale Warning early today into Wed. GALE CONDITIONS POSSIBLE Wed night. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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.