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697
AGXX40 KNHC 160819
MIMATS

Marine Weather Discussion
NWS National Hurricane Center Miami FL
419 AM EDT Mon Sep 16 2019

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...

An elongated trough extending across the central and western Gulf will become a broad low pressure center over the northwest Gulf late today, before moving inland over Texas tonight. Weak high pressure will build over the north central Gulf through mid week, before dissipating later in the week ahead of a weak cold front moving across the eastern Gulf.


...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W...

Moderate to fresh trade winds will dominate much of the basin. Long period northerly swell will starting pushing through Atlantic passages by Tue. A tropical wave entering the central Caribbean will move through the western Caribbean by late Tue, and west of the basin by mid week. Another tropical wave approaching Barbados will move through the eastern Caribbean today, across the central Caribbean through mid week, and into the western Caribbean by late week. Looking ahead, low pressure developing east of the area will move toward the Atlantic offshore waters of the Leeward Islands by late Fri, possibly as a tropical cyclone.


...SW N ATLANTIC INCLUDING THE BAHAMAS...

Hurricane Humberto near 29.7N 77.3W 980 mb at 5 AM EDT moving NE at 4 kt. Maximum sustained winds 75 kt gusts 90 kt. Humberto will move to 30.0N 76.6W this afternoon, 30.3N 75.4W Tue morning, 30.6N 73.9W Tue afternoon, 31.0N 72.0W Wed morning, and 33.0N 66.5W Thu morning. Humberto will change little in intensity as it moves in the north central Atlantic early Fri, before weakening to an extratropical cyclone Sat. Northerly swell will follow across the open waters in the wake of Humberto.

$$


.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... Hurricane Warning early today into today. Tropical Storm Warning tonight.
.AMZ113...ATLANTIC FROM 27N TO 31N BETWEEN 70W AND 77W... Hurricane Warning early today into 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 Christensen. National Hurricane Center.

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