000 FZNT24 KNHC 210916 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 516 AM EDT Fri Aug 21 2020 Offshore Waters Forecast 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. GMZ001-212130- Synopsis for the Gulf of Mexico 516 AM EDT Fri Aug 21 2020 .SYNOPSIS...Tropical Depression Thirteen is centered near 17.8N 58.5W 1008 mb at 5 AM EDT moving WNW at 18 kt. Maximum sustained winds 30 kt gusts 40 kt. Thirteen will move to 18.1N 60.7W this afternoon, strengthen to a tropical storm near 18.8N 64.0W Sat morning, 19.7N 67.5W Sat afternoon, 20.6N 71.1W Sun morning, 21.8N 74.9W Sun afternoon, and 23.2N 78.5W Mon morning. Thirteen will strengthen to a hurricane over the eastern Gulf near 26.5N 84.0W early Tue. Tropical Depression Fourteen is centered near 15.4N 83.1W 1007 mb at 5 AM EDT moving WNW at 10 kt. Maximum sustained winds 30 kt gusts 40 kt. Fourteen will strengthen to a tropical storm near 16.3N 84.3W this afternoon, move to 17.7N 85.4W Sat morning, 19.2N 86.4W Sat afternoon, inland to 20.7N 87.5W Sun morning, move into the south-central Gulf near 22.5N 88.8W Sun afternoon, and strengthen to a hurricane over the central Gulf near 24.5N 90.2W Mon morning. Fourteen will change little in intensity as it moves to the NW Gulf near 28.1N 93.0W early Tue. $$ GMZ011-212130- NW Gulf including Stetson Bank- 516 AM EDT Fri Aug 21 2020 .TODAY...S to SW winds 10 kt. Seas 3 ft or less. .TONIGHT...Variable winds less than 5 kt, becoming SE 10 to 15 kt late. Seas 3 ft or less. .SAT...SE to S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SAT NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. .SUN...NE to E winds 10 to 15 kt. Seas 3 ft or less. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .MON...TROPICAL STORM CONDITIONS POSSIBLE. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUE...TROPICAL STORM CONDITIONS POSSIBLE. $$ GMZ013-212130- N Central Gulf including Flower Garden Banks Marine Sanctuary- 516 AM EDT Fri Aug 21 2020 .TODAY...SW to W winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TONIGHT...SE winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SAT...SE to S winds 10 kt, shifting to E in the afternoon. Seas 3 ft or less. Scattered showers and isolated tstms. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 2 to 4 ft. Scattered showers and isolated tstms. .SUN...E winds 10 to 15 kt W of 90W, and E to SE 15 to 20 kt elsewhere. Seas 4 to 6 ft. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .MON...HURRICANE CONDITIONS POSSIBLE. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUE...HURRICANE CONDITIONS POSSIBLE. $$ GMZ015-212130- NE Gulf N of 25N E of 87W- 516 AM EDT Fri Aug 21 2020 .TODAY...S winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TONIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SAT...SE winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. Scattered showers and isolated tstms. .SUN...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .MON...TROPICAL STORM CONDITIONS POSSIBLE. .MON NIGHT...HURRICANE CONDITIONS POSSIBLE. .TUE...HURRICANE CONDITIONS POSSIBLE. $$ GMZ017-212130- W Central Gulf from 22N to 26N W of 94W- 516 AM EDT Fri Aug 21 2020 .TODAY...S winds 10 kt. Seas 3 ft or less. .TONIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. .SAT...SE to S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .SUN...SE winds 10 kt, shifting to N to NE in the afternoon. Seas 3 ft or less. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .MON...TROPICAL STORM CONDITIONS POSSIBLE. N to NE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. NE winds 10 to 15 kt. Seas 5 to 7 ft in NE to E swell. .TUE...SW to W winds 10 kt, shifting to N to NE in the afternoon. Seas 4 to 6 ft in NE swell. $$ GMZ019-212130- Central Gulf from 22N to 26N between 87W and 94W- 516 AM EDT Fri Aug 21 2020 .TODAY...SE to S winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TONIGHT...E to SE winds 15 to 20 kt. Seas 3 ft or less, building to 2 to 4 ft late. Scattered showers and isolated tstms. .SAT...SE winds 10 to 15 kt, becoming E to SE 20 to 25 kt in the afternoon. Seas 3 to 5 ft. Scattered showers and isolated tstms. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 20 to 25 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. NE to E winds 40 to 45 kt S of 24N, and E 15 to 20 kt elsewhere. Seas 6 to 9 ft in E swell. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .MON...TROPICAL STORM CONDITIONS POSSIBLE. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUE...TROPICAL STORM CONDITIONS POSSIBLE. SE to S winds 10 kt. Seas 4 to 6 ft in E swell. $$ GMZ021-212130- E Gulf from 22N to 25N E of 87W including Straits of Florida- 516 AM EDT Fri Aug 21 2020 .TODAY...E to SE winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TONIGHT...SE winds 20 to 25 kt. Seas 3 to 5 ft. Scattered showers and isolated tstms. .SAT...E to SE winds 20 to 25 kt. Seas 6 to 8 ft. Scattered showers and isolated tstms. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E winds 20 to 25 kt. Seas 6 to 8 ft. Scattered showers and isolated tstms. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. E to SE winds 20 to 25 kt. Seas 6 to 8 ft. .SUN NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .MON...TROPICAL STORM CONDITIONS POSSIBLE. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUE...TROPICAL STORM CONDITIONS POSSIBLE. SE to S winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ023-212130- SW Gulf S of 22N W of 94W- 516 AM EDT Fri Aug 21 2020 .TODAY...E to SE winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .TONIGHT...NE to E winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SAT...SE winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SAT NIGHT...NE to E winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SUN...Variable winds less than 5 kt, becoming NW to N 10 kt in the afternoon. Seas 3 ft or less. .SUN NIGHT...N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .MON...NW to N winds 10 to 15 kt. Seas 2 to 4 ft. .MON NIGHT...N to NE winds 10 kt. Seas 2 to 4 ft. .TUE...N to NE winds 10 kt. Seas 2 to 4 ft. $$ GMZ025-212130- E Bay of Campeche including Campeche Bank- 516 AM EDT Fri Aug 21 2020 .TODAY...Within 60 nm of coast of Campeche, SE winds 10 kt in the morning, becoming variable less than 5 kt. Elsewhere, E to SE winds 10 to 15 kt. Seas 3 ft or less. .TONIGHT...Within 60 nm of coast of Campeche, N winds 10 kt, shifting to NE to E late. Elsewhere, NE to E winds 15 to 20 kt. Seas 3 ft or less. .SAT...Within 60 nm of coast of Campeche, E to SE winds 10 kt, shifting to N to NE in the afternoon. Elsewhere, E to SE winds 10 to 15 kt, shifting to NE 15 to 20 kt in the afternoon. Seas 3 ft or less. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. NE winds 10 to 15 kt within 60 nm of coast of Campeche, and NE 20 to 25 kt elsewhere. Seas 2 to 4 ft. Scattered showers and isolated tstms. .SUN...TROPICAL STORM CONDITIONS POSSIBLE. Within 60 nm of coast of Campeche, variable winds less than 5 kt. Elsewhere, NE winds 45 to 50 kt, becoming NW to N 25 to 30 kt in the afternoon. Seas 5 to 7 ft, except 3 to 5 ft within 60 nm of coast of Campeche. .SUN NIGHT...Within 60 nm of coast of Campeche, variable winds less than 5 kt, becoming E to SE 10 kt late. Elsewhere, N winds 10 to 15 kt, shifting to E to SE late. Seas 3 to 5 ft. .MON...SE to S winds 10 kt, shifting to SW to W in the afternoon. Seas 2 to 4 ft. .MON NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. $$ Forecaster B Reinhart