Marine Weather for HS 101


marine weather discussion NWS National Hurricane Center Miami FL 113 PM EST sun Dec 16 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 ridge will persist across the Gulf of Mexico over the next 48 hours as a high pressure center moves from eastern Texas to se Louisiana by Mon evening, and toward the Florida Panhandle by Tue evening. A low pressure system will move NE from the coast of Texas Wed to the se United States Thu, dragging a new cold front across the Gulf waters. Marine conditions are expected to deteriorate across the region Thu afternoon into Fri as the low pressure deepens over the se of United States, with strong to near gale-force winds forecast over the Gulf waters N of 22n. Frequent gusts to gale-force will be possible in the northwest winds behind the cold front, with seas building to 8 to 14 ft.

...Caribbean Sea and tropical N Atlantic from 07n to 19n between 55w and 64w...

A nearly stationary front is over the NW Caribbean and extends from central Cuba to the Gulf of Honduras. The front will drift E across Cuba today, reaching eastern Cuba on Mon, then will dissipate across the Caribbean waters on Tue. Fresh to strong northerly winds are expected west of the front across the Gulf of Honduras through tonight. Fresh to strong winds will persist across the south-central Caribbean through the forecast period, with the strongest winds near the coast of Colombia mainly at night. A cold front is expected to reach the NW Caribbean Thu night with strong NW winds and building seas behind the front.

...SW N Atlantic including the Bahamas...

A cold front extends from 31n72w across the NW Bahamas to central Cuba. The front will push E and extend from 31n70w across the central Bahamas to eastern Cuba by this evening, from 28n65w to eastern Cuba by Mon evening, and from 24n65w across the se Bahamas to eastern Cuba on Tue evening, then stall and dissipate over the se waters on Wed. Expect increasing winds and building seas across the waters N of the Bahamas on Thu as a low pressure system deepens over the se of United States. These winds may reach gale-force N of 28n late Thu into Fri before the cold front arrives across the area.


.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... .amz111...Atlantic from 27n to 31n W of 77w... gale conditions possible Thu. Gale conditions possible Fri. .Amz113...Atlantic from 27n to 31n between 70w and 77w... gale conditions possible Fri.


*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 latto. National Hurricane Center.

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