000 FZNT31 KNHC 220754 OFFN20 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1154 PM EDT Fri Aug 21 2020 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...Tropical Storm Laura centered near 17.0N 63.5W 1008 mb at 11 PM EDT is moving WNW at 16 kt. Maximum sustained winds 40 kt gusts 50 kt. Laura will move to near 17.6N 65.9W Sat morning, inland over the eastern part of the Dominican Republic near 18.4N 69.3W Sat evening, inland Haiti near 19.5N 72.8W Sun morning, inland eastern Cuba near 20.8N 76.4W with maximum sustained winds 45 kt gusts to 55 kt, inland central Cuba near 22.1N 80.1W Mon morning, then to over the SE Gulf of Mexico near 23.8N 83.3W Mon evening with maximum winds 55 kt gusts to 65 kt. Laura is forecast to strengthen to a hurricane over the central Gulf of Mexico near 26.5N 87.7W Tue evening, reach to near 29.2N 90.2W Wed evening and move inland Wed night. Newly upgraded Tropical Storm Marco near 18.7N 84.9W 1003 mb at 11 PM EDT is moving NNW at 9 kt. Maximum sustained winds 35 kt gusts 45 kt. Marco will move to near 19.7N 85.7W Sat morning with maximum sustained winds 45 kt guts to 55 kt, to just east of the northeastern tip of the Yucatan Peninsula near 21.1N 86.7W Sat evening, to the south-central Gulf of Mexico near 22.7N 88.0W Sun morning with maximum sustained winds 55 kt gusts 65 kt. Marco is forecast to continue to strengthen as it reaches near 24.N 89.5W Sun evening with maximum sustained winds 60 kt gusts 75 kt, and maintain intensity as it reaches near 25.9N 91.0W Mon morning, reach near 27.5N 92.8W Mon evening and move inland near 29.0N 95.4W Tue evening. NW Caribbean W of 85W ...TROPICAL STORM WARNING... .OVERNIGHT...TROPICAL STORM CONDITIONS. E winds 30 to 40 kt. Seas 6 to 8 ft. .SAT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 35 to 45 kt. Seas 7 to 10 ft. .SAT NIGHT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 40 to 50 kt. Seas 7 to 10 ft. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 30 to 40 kt, diminishing to 10 to 20 kt in the afternoon. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...SE winds 10 to 15 kt. Seas 3 to 4 ft. .MON NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .TUE...SE winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 3 to 5 ft. .WED...E winds 10 to 20 kt. Seas 3 to 5 ft. Caribbean N of 15N between 72W and 85W ...TROPICAL STORM WARNING... .OVERNIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 25 to 35 kt. Seas 3 to 5 ft. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. S of 18N, E winds 20 to 30 kt, diminishing to 10 to 20 kt in the afternoon. Elsewhere, E winds 20 to 30 kt. Seas 3 to 5 ft. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 20 kt. Seas 3 to 5 ft. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 20 kt S of 18N, and E 25 to 35 kt elsewhere. Seas 3 to 4 ft. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 20 kt. S of 18N, seas 3 to 5 ft. Elsewhere, seas 3 ft in the evening, subsiding to 2 ft or less. .MON...TROPICAL STORM CONDITIONS POSSIBLE. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUE...E winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. Caribbean from 11N to 15N W of 72W .OVERNIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...SE winds less than 10 kt. Seas 3 ft. .SUN...SE winds less than 10 kt. Seas 3 ft. .SUN NIGHT...Within 90 nm of coast of Colombia, NE winds less than 10 kt, shifting to E after midnight. Elsewhere, 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 10 to 20 kt. Seas 4 to 6 ft. .TUE...E winds 10 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. SW Caribbean S of 11N .OVERNIGHT...SW winds less than 10 kt. Seas 3 ft. .SAT...SW winds less than 10 kt, shifting to SE in the afternoon. Seas 3 ft. .SAT NIGHT...S winds 10 to 15 kt, shifting to SW after midnight. Seas 3 ft. .SUN...SE winds less than 10 kt. Seas 2 ft or less. .SUN NIGHT...Variable winds less than 10 kt. Seas 2 ft or less. .MON...E winds less than 10 kt. Seas 2 ft or less. .MON NIGHT...NE winds less than 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 ft or less. .TUE...E winds 10 to 15 kt, shifting to W in the afternoon. Seas 3 to 4 ft. .TUE NIGHT...SW winds less than 10 kt. Seas 3 to 4 ft. .WED...W winds less than 10 kt. Seas 3 to 4 ft. Caribbean between 64W and 72W ...TROPICAL STORM WARNING... .OVERNIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 15 kt. Seas 3 to 4 ft. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. Gulf of Venezuela, NE winds less than 10 kt in the morning, becoming variable winds less than 10 kt. Elsewhere, E winds 15 to 25 kt. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. NE winds less than 10 kt Gulf of Venezuela, and SE 10 to 20 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .SUN...Variable winds less than 10 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 5 to 7 ft elsewhere. .SUN NIGHT...NE winds less than 10 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 5 to 7 ft elsewhere. .MON...NE winds less than 10 kt Gulf of Venezuela, and E 10 to 20 kt elsewhere. Seas 2 ft or less Gulf of Venezuela, and 4 to 6 ft elsewhere. .MON NIGHT...E winds 10 to 20 kt. Gulf of Venezuela, seas 2 ft or less, building to 3 ft after midnight. Elsewhere, seas 3 to 5 ft. .TUE...Gulf of Venezuela, E winds 10 to 15 kt, shifting to NE in the afternoon,Seas 3 ft in the morning, subsiding to 2 ft or less. Elsewhere, E winds 10 to 20 kt,Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. .WED...Gulf of Venezuela, E winds 10 to 15 kt, shifting to NE in the afternoon. Elsewhere, E winds 10 to 20 kt. Seas 2 ft or less Gulf of Venezuela, and 3 to 5 ft elsewhere. Offshore Leeward Islands and adjacent ATLC waters from 15N to 19N W of 55W ...TROPICAL STORM WARNING... .OVERNIGHT...TROPICAL STORM CONDITIONS. SE winds 30 to 40 kt. Seas 6 to 8 ft. .SAT...TROPICAL STORM CONDITIONS EXPECTED. SE winds 25 to 35 kt, becoming E 15 to 25 kt in the afternoon. Seas 6 to 8 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .MON...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. Offshore Windward Islands and adjacent ATLC waters from 07N to 15N W of 55W .OVERNIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN...NE winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Seas 4 to 6 ft. Synopsis for the the SW N Atlantic including the Bahamas .SYNOPSIS...Tropical Storm Laura centered near near 17.0N 63.5W 1008 mb at 11 PM EDT is moving WNW at 16 kt. Maximum sustained winds 40 kt gusts 50 kt. Laura will move to near 17.6N 65.9W Sat morning, inland over the eastern part of the Dominican Republic near 18.4N 69.3W Sat evening, inland Haiti near 19.5N 72.8W Sun morning, inland eastern Cuba near 20.8N 76.4W with maximum sustained winds 45 kt gusts to 55 kt, inland central Cuba near 22.1N 80.1W Mon morning, then to over the SE Gulf of Mexico near 23.8N 83.3W Mon evening with maximum winds 55 kt gusts to 65 kt. Laura is forecast to strengthen to a hurricane over the central Gulf of Mexico near 26.5N 87.7W Tue evening, reach to near 29.2N 90.2W Wed evening and move inland Wed night. ATLC waters from 27N to 31N W of 77W .OVERNIGHT...S winds less than 10 kt. Seas 3 to 4 ft. .SAT...SE winds less than 10 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 5 to 7 ft. .MON...SE winds 10 to 20 kt. Seas 6 to 8 ft. .MON NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...SE winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...SE winds 10 kt. Seas 4 to 5 ft. .WED...SE winds less than 10 kt. Seas 4 ft. ATLC waters from 27N to 31N between 65W and 77W .OVERNIGHT...SE winds less than 10 kt. Seas 4 ft. .SAT...W of 70W, SE winds 10 to 15 kt. Elsewhere, E winds less than 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 20 kt. Seas 6 to 8 ft. .MON...E winds 10 to 20 kt. Seas 6 to 8 ft W of 70W, and 4 to 5 ft elsewhere. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft. .TUE...E winds 10 to 15 kt. Seas 4 to 5 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 4 to 5 ft. .WED...S winds less than 10 kt. Seas 4 to 5 ft. Bahamas N of 22N ...TROPICAL STORM WARNING... .OVERNIGHT...E winds 10 to 15 kt. Seas 3 ft. .SAT...E winds 10 to 15 kt. Seas 3 ft. .SAT NIGHT...E winds 10 to 20 kt. Seas 3 to 4 ft. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. E winds 30 to 40 kt. Seas 4 to 6 ft. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 40 to 50 kt. Seas 5 to 7 ft. .MON...TROPICAL STORM CONDITIONS POSSIBLE. .MON NIGHT...SE winds 20 to 30 kt, becoming E 10 to 15 kt after midnight. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 to 4 ft. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. ATLC waters from 22N to 27N between 65W and the Bahamas .OVERNIGHT...E winds 10 to 20 kt. Seas 4 to 6 ft. .SAT...E winds 10 to 20 kt W of 70W, and E 15 to 25 kt elsewhere. Seas 4 to 6 ft W of 70W, and 6 to 9 ft elsewhere. .SAT NIGHT...E winds 20 to 30 kt. W of 70W, seas 4 to 6 ft, building to 6 to 9 ft after midnight. Elsewhere, seas 7 to 10 ft. .SUN...E winds 20 to 30 kt. Seas 7 to 10 ft. .SUN NIGHT...SE winds 15 to 25 kt W of 70W, and E 10 to 20 kt elsewhere. Seas 8 to 11 ft W of 70W, and 6 to 8 ft elsewhere. .MON...E winds 10 to 20 kt. Seas 6 to 9 ft W of 70W, and 5 to 6 ft elsewhere. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 5 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 ft. .WED...SE winds 10 to 15 kt. Seas 5 ft. ATLC waters S of 22N W of 65W ...TROPICAL STORM WARNING... .OVERNIGHT...NE winds 20 to 30 kt. Seas 4 to 6 ft. .SAT...TROPICAL STORM CONDITIONS EXPECTED. NE winds 30 to 40 kt. Seas 5 to 7 ft, building to 7 to 10 ft in the afternoon. .SAT NIGHT...TROPICAL STORM CONDITIONS EXPECTED. E winds 35 to 45 kt. Seas 8 to 11 ft. .SUN...TROPICAL STORM CONDITIONS EXPECTED. E winds 40 to 50 kt. Seas 8 to 11 ft. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 40 to 50 kt. Seas 7 to 10 ft, subsiding to 4 to 6 ft after midnight. .MON...E winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .WED...E winds 10 to 15 kt. Seas 3 to 5 ft. ATLC waters from 19N to 22N between 55W and 65W ...TROPICAL STORM WARNING... .OVERNIGHT...TROPICAL STORM CONDITIONS EXPECTED. E winds 25 to 35 kt. Seas 8 to 11 ft. .SAT...E winds 20 to 30 kt. Seas 8 to 11 ft. .SAT NIGHT...E winds 15 to 25 kt. Seas 6 to 9 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 15 kt. Seas 5 to 6 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .TUE...E winds 10 to 15 kt. Seas 5 to 6 ft. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 6 ft. .WED...E winds 10 to 15 kt. Seas 5 to 6 ft.