000
AGXX40 KNHC 180737
MIMATS

Marine Weather Discussion
NWS National Hurricane Center Miami FL
337 AM EDT Thu Mar 18 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...

A cold front moving across western Gulf will reach from the 
Florida Panhandle to the central Bay of Campeche this afternoon,
and from southern Florida to the Yucatan peninsula on Fri. Brief
gale-force NW winds are expected near the Veracruz coast of 
Mexico later today. Fresh to strong N to NE winds and building 
seas are expected in the NE Gulf Sat night through Sun night. 

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

A cold front across the NE Caribbean will drift southward and
weaken today. Large northerly swell will subside across Tropical
N Atlantic waters and Caribbean Passages today. Fresh to strong 
trade winds will prevail in the central Caribbean through Fri 
morning, with near gale-force winds expected near the coast of 
Colombia each night. A cold front in the Gulf of Mexico will 
reach the Yucatan Channel Fri night, then meander across the NW 
Caribbean through Sun. 

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

A cold front from 20N50W to the NE Caribbean will drift SE and 
weaken today. Large northerly swell will subside across the
waters E of 72W today. A cold front will move east of northern 
Florida late tonight, extend from near 31N71W to the Straits of 
Florida Fri evening, then become stationary on Sat. An area of 
low pressure forming along the stationary front will intensify 
northerly winds east of northern Florida Sun and Sun night, with 
gale conditions possible. 

$$

.WARNINGS...Any changes impacting coastal NWS offices will be
coordinated through AWIPS II Collaboration Chat, or by
telephone:

.GULF OF MEXICO...
.GMZ023...SW GULF S OF 22N W OF 94W...
     Gale Warning today.

.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 Sat into Sat 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 Mundell. National Hurricane Center.