000 FZNT32 KNHC 170340 OFFN21 Marine Weather HF Voice Broadcast NWS National Hurricane Center Miami, FL 1140 PM EDT Mon Aug 16 2021 Marine Weather HF Voice Broadcast for the Gulf of Mexico 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 the Gulf of Mexico .SYNOPSIS...Tropical Storm Fred inland near 31.2N 85.2W will weaken to a tropical depression early on Tue. Fresh to strong southwest winds over the far northeast part of the NE Gulf will diminish early Tue. Tropical Depression Grace near 18.2N 73.8W 1006 mb at 11 PM EDT moving W at 13 kt. Maximum sustained winds 30 kt gusts 40 kt. Grace will strengthen to a tropical storm near 18.6N 75.7W Tue morning with maximum sustained winds 35 kt gusts 45 kt, move to near 19.1N 78.8W Tue evening, to near 19.7N 82.0W Wed morning with maximum sustained winds 45 kt gusts 55 kt, to near 20.3N 85.1W Wed evening with maximum sustained winds 50 kt gusts 60 kt and inland the northern Yucatan Peninsula near 21.0N 88.2W early Thu. Grace will strengthen as it reaches near 21.6N 91.3W Thu evening, then strengthen to a hurricane near 22.2N 95.9W Fri evening with maximum sustained winds 65 kt gusts 80 kt and move inland near 22.5N 100.0W by late Sat. Fresh to strong east winds on the northern periphery of Grace are expected over the southeastern Gulf waters from Tue night through Wed night, shifting westward across the central Gulf through Sat night. Gulf of Mexico N of 26N W of 87W .OVERNIGHT...SE winds less than 10 kt. Seas 4 to 6 ft. .TUE...S winds less than 10 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU...SE winds 10 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 15 to 25 kt. Seas 5 to 7 ft. .FRI...SE winds 15 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...SE winds 10 to 20 kt. Seas 6 to 9 ft. .SAT...SE winds 10 to 20 kt. Seas 6 to 9 ft. Gulf of Mexico from 22N to 26N W of 87W .OVERNIGHT...SE winds 10 to 15 kt. Seas 3 ft. .TUE...SE winds 10 to 15 kt. Seas 3 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 3 ft. .WED...SE winds 10 to 20 kt. Seas 3 to 4 ft. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE SE PART. E winds 10 to 20 kt, increasing to 25 to 35 kt late. Seas 4 to 6 ft, building to 8 to 12 ft. Elsewhere between 87W and 94W, E winds 20 to 25 kt. Seas 4 to 6 ft, building to 6 to 8 ft late. W of 94W, SE winds 10 to 15 kt. Seas 3 to 5 ft. .THU...TROPICAL STORM CONDITIONS POSSIBLE. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. .FRI NIGHT...HURRICANE CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. SW Gulf of Mexico S of 22N W of 87W .OVERNIGHT...SE winds less than 10 kt within 60 nm of coast of Veracruz, and E 10 to 15 kt elsewhere. Seas 3 to 4 ft. .TUE...Variable winds less than 10 kt within 60 nm of coast of Veracruz, and SE 10 to 15 kt elsewhere. Seas 3 to 4 ft. .TUE NIGHT...Within 60 nm of coast of Veracruz, E to SE winds less than 10 kt. Elsewhere, E winds 10 to 20 kt. Seas 3 to 4 ft. .WED...SE winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. Within 60 nm of coast of Veracruz, E winds 10 to 15 kt. Elsewhere, NE winds 10 to 20 kt, increasing to 25 to 35 kt late. Seas 3 to 5 ft, building to 6 to 9 ft late. .THU...TROPICAL STORM CONDITIONS POSSIBLE. .THU NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. .FRI NIGHT...HURRICANE CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. Gulf of Mexico E of 87W ...TROPICAL STORM WARNING S OF 23N... .OVERNIGHT...S winds 10 to 20 kt. Seas 3 to 5 ft. .TUE...S winds 10 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...SE winds 10 to 20 kt. Seas 3 to 4 ft. .WED...E winds 10 to 20 kt. Seas 3 to 4 ft. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE S OF 23N. E winds 30 to 40 kt. Straits of Florida, seas 7 to 11 ft. Elsewhere, seas 7 to 10 ft, except building to 12 to 18 ft S of 23N W of 85W including Yucatan Channel. N of 23N, E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .THU...TROPICAL STORM CONDITIONS POSSIBLE. .THU NIGHT...E winds 15 to 25 kt. Seas 4 to 6 ft. .FRI...E winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SAT...E winds 10 to 15 kt. Seas 3 to 5 ft.