000 AGXX40 KNHC 130719 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 319 AM EDT Tue Apr 13 2021 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 high pressure has settled in over the area. The high pressure will shift eastward through Wed in response to an approaching cold front. The cold front will move across the northern Gulf Wed night, reach from north-central Florida to southern Texas Thu and become stationary and weaken through Fri night. Mainly moderate northeast to east winds will follow in behind the front. A stronger cold front is expected to move over the NW Gulf late Fri night, and reach from north-central Florida to the west- central Gulf by late Sat. Fresh to strong northeast winds will follow in behind this front. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... An Ashfall Advisory is in effect for La Soufriere Volcano on the island of St. Vincent near 13.3N 61.2W. Mariners transiting the waters under the emitted ash advisory should exercise caution. Moderate to fresh southeast winds will continue over the far northwestern Caribbean through the period, except pulsing to strong speeds in the Gulf of Honduras. Elsewhere, generally moderate to fresh east winds will change little the period. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A cold front extending from near 31N66W to 26N71W and to east- central Cuba will reach from near 26N65W to the eastern Dominican Republic early this evening and move east of the forecast waters early on Wed as weak high pressure builds behind it, and as another cold front approaches the far northwest waters. This second front will move across the water N and NE of the Bahamas from late Wed night through Fri night and become stationary along 28N over the western part of the area Sat and Sat night. Fresh to strong southwest winds are expected ahead of this front. Weak high pressure will build over the area in the wake of the front. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... .AMZ037...TROPICAL N ATLANTIC FROM 07N TO 15N BETWEEN 55W AND 65W... Ashfall Advisory early today. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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.