000 AGXX40 KNHC 191936 MIMATS Marine Weather Discussion NWS National Hurricane Center Miami FL 336 PM EDT Tue May 19 2020 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 surface trough extends from near Sarasota, Florida SW to just offshore of the Yucatan Peninsula, while a weak cold front extends from the Florida Big Bend to near 27.5N81W. Active weather is expected to continue ahead of the trough across the Florida Straits through this evening as both features drift eastward and weaken. A second cold front is forecast to stall along the northern Gulf Coast late Wed through Fri. Elsewhere, smoke from agricultural fires in Mexico may reduce visibility at times in the Bay of Campeche for the next several days. ...CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... Fresh to strong trades will continue over the central Caribbean through tonight then diminish as low pressure prevails along the eastern seaboard of the U.S. High pressure will build into the region late Fri and Sat to bring a return to fresh to strong trades. A tropical wave entering the Tropical Atlantic waters today will move across the E Caribbean Wed through Thu. Fresh to strong winds will pulse in the Gulf of Honduras Wed night through Fri. Agricultural fires in Central America may reduce visibility at times across the Gulf of Honduras. ...SW N ATLANTIC INCLUDING THE BAHAMAS... Post-Tropical Cyclone Arthur near 36.8N 68.7W 991 mb at 1500 UTC moving E or 100 deg at 13 kt. Maximum sustained winds 50 kt gusts 60 kt. Arthur will begin to turn more SE and then S through Thu while weakening, reaching near 32N 64.5W Thu morning. Northerly swell from Arthur is expected to move into the waters N of the Bahamas Wed and subside by Fri morning. Otherwise, a weak cold front will move across Florida into the far western waters tonight and dissipate by Wed morning. $$ .WARNINGS...Any changes impacting coastal NWS offices will be coordinated through AWIPS II Collaboration Chat, or by telephone: .GULF OF MEXICO... None. .CARIBBEAN SEA AND TROPICAL N ATLANTIC FROM 07N TO 19N BETWEEN 55W AND 64W... None. .SW N ATLANTIC INCLUDING THE BAHAMAS... None. $$ *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 Stripling. National Hurricane Center.