062 AGXX40 KNHC 091626 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 1226 PM EDT Sun Sep 9 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... Weak ridging from the Carolinas to the Texas coast will shift N over the SE United States. A trough will move west off the Yucatan coast each evening and dissipate over the SW gulf each morning. The trough will be accompanied by moderate to fresh winds. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... Tropical Storm Isaac near 14.3N 39.1W 999 mb at 11 AM EDT moving W at 8 kt. Maximum sustained winds 55 kt gusts 65 kt. Isaac will strengthen to a hurricane near 14.4N 40.8W this evening, move to 14.4N 43.3W Mon morning, 14.4N 46.3W Mon evening, 14.3N 49.1W Tue morning, and 14.2N 54.8W Wed morning. Isaac will change little in intensity as it moves across the central Lesser Antilles near 14.5N 60.5W early Thu, and weaken to a tropical storm over the eastern Caribbean near 15.0N 66.5W Fri morning. Otherwise, relatively weak ridging over the western Atlantic will maintain moderate to fresh trade winds over most of the region through Mon night. ...SW N ATLANTIC INCLUDING THE BAHAMAS... Hurricane Florence near 24.4N 56.3W 983 mb at 11 AM EDT moving W at 5 kt. Maximum sustained winds 65 kt gusts 80 kt. Florence will move to 24.5N 57.4W this evening, 24.9N 59.3W Mon morning, 25.6N 61.7W Mon evening, 26.4N 64.5W Tue morning, and 29.0N 70.8W Wed morning. Florence will change little in intensity as it moves north of the northwest offshore waters near 32.2N 75.8W early Thu, and inland over North Carolina near 35.0N 78.5W Fri morning. Otherwise, a weak pressure pattern across the SW N Atlc will maintain gentle to moderate mainly easterly winds across the area through Mon. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... .AMZ115...ATLANTIC FROM 27N TO 31N BETWEEN 65W AND 70W... Tropical Storm Warning Mon night. Hurricane Warning Tue. .AMZ121...ATLANTIC FROM 22N TO 27N BETWEEN 65W AND 70W... Tropical Storm Warning Mon night. Hurricane Warning Tue. $$ *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 Ramos. National Hurricane Center.