968 AGXX40 KNHC 100528 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 128 AM EDT Mon Sep 10 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 over the SE United States will generally maintain light to moderate winds over the basin through Fri night. 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. A tropical wave will interact with an upper-level trough to generate showers and thunderstorms over the western Caribbean and SW Gulf during the next couple of days. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... Newly upgraded Hurricane Isaac near 14.5N 41.6W 997 mb at 11 PM EDT moving W at 12 kt. Maximum sustained winds 65 kt gusts 80 kt. Isaac will move to 14.9N 46.3W Mon evening, 14.9N 48.0W Tue morning, 15.0N 52.0W Tue evening, and 15.2N 57.3W Wed evening. Isaac will weaken to a tropical storm near 15.5N 63.5W Thu evening, and continue to weaken as it moves to the central Caribbean near 15.5N 70.0W Fri. 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 24.6N 57.7W 974 mb at 11 PM EDT moving W at 6 kt. Maximum sustained winds 80 kt gusts 100 kt. Florence will move to 24.9N 59.1W Mon morning, 25.6N 61.5W Mon evening, 26.5N 64.4W Tue morning, 27.8N 67.6W Tue evening, and 31.2N 73.6W Wed evening. Florence is forecast to rapidly strengthen to a major hurricane by Monday night, and is expected to remain an extremely dangerous major hurricane through Thursday. Florence will continue to 34.0N 77.5W Thu evening, and weaken to a tropical storm while moving inland over North Carolina near 35.2N 79.0W Fri evening. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... .AMZ115...ATLANTIC FROM 27N TO 31N BETWEEN 65W AND 70W... Tropical Storm Warning tonight. Hurricane Warning Tue into Tue night. .AMZ121...ATLANTIC FROM 22N TO 27N BETWEEN 65W AND 70W... Tropical Storm Warning tonight. Hurricane Warning Tue. Tropical Storm Warning Tue night. $$ *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 McElroy. National Hurricane Center.