000 AGXX40 KNHC 190653 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 253 AM EDT Tue Jun 19 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... Surface broad low pressure will continue across the southwestern gulf with favorable upper-level conditions for numerous showers and thunderstorms to continue across the northwestern and much of the W central waters through Wed night. A tight pressure gradient between the low pressure and high pressure over the eastern gulf will maintain fresh to strong southeast winds across the waters W of 90W through early this afternoon before diminishing to fresh winds through Wed night, and moderate winds Thu through Sat night. A surface trough will develop along the Yucatan Peninsula during the late afternoons, then move westward across the southwestern gulf during the overnight hours accompanied by fresh east to southeast winds. The trough will dissipate near 96W during the late mornings. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... A tropical wave along 79W moving westward at 10-15 kt will move across the western Caribbean through early on Thu. A second tropical wave is moving just past the Windward Islands accompanied by scattered showers and thunderstorms. It will continue across the eastern Caribbean through early Wed night, and across the western Caribbean Thu through Sat night. Strong trades across the south-central Caribbean will diminish today. Winds will pulse to strong in the Gulf of Honduras during the period. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A stationary front from 25N65W to 26N74W will gradually dissipate through Wed night. High pressure ridging along 23N will shift northward to near 25N Thu through Fri night and to near 27N Sat and Sat night while building westward. A weak trough will move over the northwest waters Fri through Sat night. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 Aguirre. National Hurricane Center.