000 FZNT31 KNHC 031523 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1123 AM EDT Sat Jul 3 2021 Marine Weather HF Voice Broadcast for the Tropical N Atlantic from 07N to 22N between 55W and 64W, the SW N Atlantic S of 31N W of 65W including Bahamas, and the Caribbean Sea. Seas given as significant wave height, which is the average height of the highest 1/3 of the waves. Individual waves may be more than twice the significant wave height. Synopsis for Caribbean Sea and Tropical N Atlantic from 07N to 19N between 55W and 64W .SYNOPSIS...Newly downgraded Tropical Storm Elsa near 17.0N 71.6W 999 mb at 11 AM EDT moving WNW at 25 kt. Maximum sustained winds 60 kt gusts 75 kt. Elsa will move to 18.1N 74.0W this evening, 19.6N 76.7W Sun morning, 21.2N 78.9W Sun evening, inland to 22.7N 80.5W Mon morning, 24.0N 81.8W Mon evening, and 25.9N 82.5W Tue morning. Little change in strength is forecast tonight, but gradual weakening is forecast on Sunday and Monday when Elsa is expected to be near or over Cuba. Otherwise, a tropical wave in the central basin will move across the western Caribbean through Sun night with scattered showers and thunderstorms. NW Caribbean W of 85W .THIS AFTERNOON...E winds 10 to 15 kt. Seas 3 to 4 ft. .TONIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft. .MON...NE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 15 to 25 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 5 to 7 ft. Caribbean N of 15N between 72W and 85W ...TROPICAL STORM WARNING... .THIS AFTERNOON...TROPICAL STORM CONDITIONS. S of 18N, E winds 30 to 40 kt, increasing to 50 to 60 kt in the afternoon. Elsewhere, E winds 15 to 25 kt. Seas 3 to 5 ft. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. S of 18N, E winds 50 to 60 kt, diminishing to 35 to 45 kt after midnight,Seas 7 to 10 ft. Elsewhere, E winds 40 to 50 kt, becoming NE 50 to 60 kt after midnight,Seas 3 to 4 ft, building to 5 to 7 ft after midnight. .SUN...TROPICAL STORM CONDITIONS EXPECTED. S of 18N, E winds 20 to 30 kt, becoming SE 10 to 20 kt in the afternoon. Elsewhere, NE winds 50 to 60 kt, diminishing to 40 to 50 kt in the afternoon. Seas 6 to 9 ft. .SUN NIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 15 to 25 kt S of 18N, and NE 40 to 50 kt elsewhere. Seas 5 to 7 ft. .MON...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 15 to 25 kt S of 18N, and SE 20 to 30 kt elsewhere. Seas 5 to 7 ft. .MON NIGHT...SE winds 15 to 25 kt S of 18N, and SE 10 to 20 kt elsewhere. Seas 4 to 6 ft. .TUE...E winds 15 to 25 kt S of 18N, and SE 10 to 20 kt elsewhere. Seas 4 to 6 ft. .TUE NIGHT...E winds 15 to 25 kt S of 18N, and SE 10 to 20 kt elsewhere. Seas 4 to 6 ft. .WED...E winds 15 to 25 kt S of 18N, and E 10 to 20 kt elsewhere. Seas 4 to 6 ft. Caribbean from 11N to 15N W of 72W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...E winds less than 10 kt within 90 nm of coast of Colombia, and E 10 to 20 kt elsewhere. Seas 5 to 7 ft. .SUN...SE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN NIGHT...NE winds 10 to 20 kt within 90 nm of coast of Colombia, and SE 15 to 25 kt elsewhere. Seas 4 to 6 ft. .MON...E winds 15 to 25 kt. Seas 5 to 7 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .TUE...E winds 15 to 25 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 5 to 7 ft. .WED...E winds 15 to 25 kt. Seas 7 to 8 ft within 90 nm of coast of Colombia, and 5 to 7 ft elsewhere. SW Caribbean S of 11N .THIS AFTERNOON...Variable winds less than 10 kt. Seas 3 to 4 ft. .TONIGHT...Variable winds less than 10 kt, becoming W less than 10 kt after midnight. Seas 3 to 4 ft. .SUN...SW winds less than 10 kt. Seas 3 to 4 ft. .SUN NIGHT...Variable winds less than 10 kt, becoming SE less than 10 kt after midnight. Seas 3 to 4 ft. .MON...E winds less than 10 kt. Seas 3 to 4 ft. .MON NIGHT...NE winds less than 10 kt. Seas 3 to 4 ft. .TUE...E winds less than 10 kt, shifting to NW in the afternoon. Seas 3 to 5 ft. .TUE NIGHT...N winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 3 to 5 ft. .WED...NE winds 10 to 20 kt. Seas 4 to 6 ft. Caribbean between 64W and 72W ...TROPICAL STORM WARNING... .THIS AFTERNOON...TROPICAL STORM CONDITIONS. NW winds less than 10 kt Gulf of Venezuela, and SE 50 to 60 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 8 to 13 ft elsewhere. .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. Gulf of Venezuela, NE winds 10 to 20 kt,Seas 2 ft or less, building to 3 ft after midnight. Elsewhere, SE winds 30 to 40 kt, diminishing to 15 to 25 kt after midnight,Seas 7 to 10 ft. .SUN...Gulf of Venezuela, E winds 10 to 15 kt, diminishing to less than 10 kt in the afternoon,Seas 3 ft in the morning, subsiding to 2 ft or less. Elsewhere, E winds 10 to 20 kt,Seas 6 to 8 ft. .SUN NIGHT...E winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .MON...E winds 15 to 25 kt. Seas 3 to 4 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .MON NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .TUE...E winds 15 to 25 kt. Seas 3 to 5 ft Gulf of Venezuela, and 5 to 7 ft elsewhere. .TUE NIGHT...E winds 20 to 30 kt. Seas 5 to 7 ft. .WED...E winds 15 to 25 kt. Seas 5 to 7 ft. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 8 ft. .TONIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .MON...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .TUE...E winds 15 to 25 kt. Seas 5 to 7 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Atlantic high pressure will continue to shift southeastward through the weekend in response to a cold front that will approach the far northwest forecast waters. Fresh to strong southerly winds ahead of the front will be in the northern SW Atlantic waters, N of 28N through Sun morning. The front will become stationary just north of the area early next week. Hurricane Elsa is forecast to move near the southern coast of Hispaniola today, and move over portions of central and western Cuba Sun night and Mon and the Straits of Florida late Mon before entering the southeastern Gulf into Tue. ATLC waters from 27N to 31N W of 77W .THIS AFTERNOON...SW winds 10 to 20 kt. Seas 4 to 6 ft. .TONIGHT...SW winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...SW winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SW winds 10 to 15 kt. Seas 3 to 4 ft. .MON...SW winds less than 10 kt, becoming S 10 to 20 kt in the afternoon. Seas 3 to 5 ft. .MON NIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 5 ft. .TUE NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .WED...TROPICAL STORM CONDITIONS POSSIBLE. ATLC waters from 27N to 31N between 65W and 77W .THIS AFTERNOON...SW winds 20 to 30 kt W of 70W, and S 15 to 25 kt elsewhere. Seas 6 to 9 ft. .TONIGHT...SW winds 15 to 25 kt. Seas 6 to 8 ft. .SUN...S winds 15 to 25 kt. Seas 5 to 7 ft. .SUN NIGHT...S winds 15 to 25 kt W of 70W, and S 10 to 20 kt elsewhere. Seas 5 to 7 ft. .MON...S winds 10 to 20 kt. Seas 6 to 8 ft W of 70W, and 4 to 6 ft elsewhere. .MON NIGHT...S winds 10 to 20 kt. Seas 5 to 7 ft. .TUE...S winds 10 to 15 kt. Seas 4 to 5 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .WED...S winds 10 to 20 kt. Seas 3 to 4 ft. Bahamas N of 22N ...TROPICAL STORM WARNING... .THIS AFTERNOON...SE winds 10 to 20 kt. Seas 3 to 4 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to 30 kt. Seas 3 to 5 ft. .SUN NIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 20 to 30 kt, increasing to 30 to 40 kt after midnight. Seas 3 to 5 ft. .MON...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 35 to 45 kt. Seas 3 to 5 ft. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUE...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 3 to 5 ft. .WED...SE winds 10 to 20 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .THIS AFTERNOON...SE winds 10 to 20 kt. Seas 5 to 7 ft. .TONIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .SUN...SE winds 15 to 25 kt W of 70W, and SE 10 to 20 kt elsewhere. Seas 6 to 8 ft. .SUN NIGHT...SE winds 10 to 20 kt. Seas 5 to 7 ft. .MON...SE winds 10 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .TUE...SE winds 10 to 20 kt. Seas 4 to 5 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 4 to 5 ft. .WED...SE winds 10 to 20 kt. Seas 4 to 5 ft. ATLC waters S of 22N W of 65W ...TROPICAL STORM WARNING... .THIS AFTERNOON...E winds 20 to 30 kt. Seas 6 to 8 ft. .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 25 to 35 kt. Seas 6 to 8 ft. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to 30 kt. Seas 7 to 10 ft. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 20 to 30 kt. Seas 5 to 7 ft. .MON...E winds 15 to 25 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 15 to 25 kt. Seas 3 to 5 ft. .TUE...E winds 15 to 25 kt. Seas 4 to 5 ft. .TUE NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .WED...E winds 10 to 20 kt. Seas 4 to 6 ft. ATLC waters from 19N to 22N between 55W and 65W .THIS AFTERNOON...E winds 10 to 20 kt. Seas 6 to 9 ft. .TONIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 10 to 20 kt. Seas 5 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 6 ft. .MON...E winds 10 to 20 kt. Seas 5 to 6 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 5 to 6 ft. .TUE...E winds 15 to 20 kt. Seas 5 to 6 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 5 to 6 ft. .WED...E winds 15 to 20 kt. Seas 5 to 6 ft.