marine weather discussion NWS National Hurricane Center Miami FL 135 am EDT Sat Jul 21 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...
Latest surface observations indicate moderate to fresh winds over the SW Gulf off the coast of the Yucatan Peninsula, with light to gentle winds prevailing elsewhere. Seas are in the 2-3 ft range over the SW Gulf and 1-2 ft elsewhere. High pressure ridging will prevail along 25n through early next week. A surface trough extending from the Florida Big Bend to near 27.5n86.5w will slide east of the Gulf to over northeastern Florida by tonight. Another surface trough will move into the NE Gulf early next week. A surface trough will move off the Yucatan Peninsula into the Bay of Campeche each evening, accompanied by fresh nocturnal winds.
...Caribbean Sea and tropical N Atlantic from 07n to 19n between 55w and 64w...
Latest surface observations indicate strong to near gale winds over the south central Caribbean, gentle to moderate over the western Caribbean, and moderate to fresh winds over the remainder of the Caribbean waters. Over the tropical N Atlc waters, moderate winds prevail. Seas are in the 9-12 ft range over the south central Caribbean, 8-10 ft over the north central Caribbean, 5-6 ft over the eastern Caribbean, 2-4 ft over the western Caribbean, and 6-8 ft over the tropical N Atlc forecast zones. High pressure north of the area will support strong to near gale force winds in the south- central Caribbean through tonight before winds diminish. NE swell will bring seas to 8 ft over the tropical N Atlc forecast zones through early today before seas subside.
...SW N Atlantic including the Bahamas...
Latest surface observations indicate moderate to fresh winds north of the Bahamas off the coast of Florida and S of 21n,while gentle to moderate winds prevail elsewhere. Outside the Bahamas, seas are in the 4-6 ft range, and west of the Bahamas seas are in the 1-2 ft range. A high pressure ridge across the northern waters will remain in place through sun before lifting northward.
.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 al. National Hurricane Center.