000 AGXX40 KNHC 311742 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 1242 PM EST Wed Jan 31 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 axis extending southwest from the Florida Big Bend to northeast Mexico will weaken on Thu night allowing a cold front to move southeast off the Texas coast. The front will stall east to west along 26N on Fri night, then lift back north as a warm front across the western gulf waters on Sat through Sat night ahead of a second cold front moving off the Texas coast on Sun morning. This second cold front will stall along 23N on Mon. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... A frontal trough extending southwest from eastern Cuba to northeast Guatemala will gradually dissipate through Thu night. The pressure gradient between Atlantic high pressure and persistent low pressure over northwest Colombia will support nocturnal gale force winds along the northwest coast of Colombia tonight and again on Thu night with maximum seas of 15 ft. The pressure gradient will relax over the upcoming weekend. A cold front will stall across the Yucatan Channel on Mon. ...SW N ATLANTIC INCLUDING THE BAHAMAS... A cold front extends southwest from 31N60W to near 27N63W where it becomes stationary to east Cuba. The weakening front will reach along a position from 28N55W to east Cuba tonight with remnants of the front lifting north across the Bahamas on Thu night ahead of a second cold front moving southeast off the northeast Florida coast on Fri morning. This second cold front will reach from Bermuda to 24N80W on Sat, then stall from 25N65W to 23N80W on Sat night, with the frontal remnants lifting north early Sun ahead of a third cold front moving off the northeast Florida coast on Sun night. This third cold front will reach from Bermuda to the Straits of Florida on Mon night. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... .AMZ031...CARIBBEAN FROM 11N TO 15N BETWEEN 72W AND 80W INCLUDING COLOMBIA BASIN... Gale Warning tonight into Thu night. .AMZ039...SW CARIBBEAN S OF 11N INCLUDING APPROACHES TO PANAMA CANAL... Gale Warning tonight. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 Nelson. National Hurricane Center.