633 FZNT24 KNHC 210319 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 1119 PM EDT Fri Aug 20 2021 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. GMZ001-211530- Synopsis for the Gulf of Mexico 1119 PM EDT Fri Aug 20 2021 .SYNOPSIS...Hurricane Grace near 20.7N 96.3W 967 mb at 11 PM EDT moving W at 9 kt. Maximum sustained winds 105 kt gusts 115 kt. Grace will move inland to 20.3N 97.9W Sat morning, move inland and weaken to a tropical storm near 20.0N 100.9W Sat evening, and dissipate Sun morning. High pressure will build in the wake of Grace and prevail through early next week. $$ GMZ011-211530- NW Gulf including Stetson Bank- 1119 PM EDT Fri Aug 20 2021 .OVERNIGHT...SE winds 15 to 20 kt. Seas 6 to 9 ft in SE swell. .SAT...E to SE winds 10 to 15 kt. Seas 6 to 8 ft in SE to S swell. .SAT NIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft in SE to S swell. .SUN...E to SE winds 10 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 10 kt. Seas 2 to 4 ft. .MON...E to SE winds 10 kt. Seas 3 ft or less. .MON NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .TUE...Variable winds less than 5 kt, becoming E 10 kt early in the evening. Seas 3 ft or less. .TUE NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .WED...E winds 10 kt. Seas 3 ft or less. .WED NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. $$ GMZ013-211530- N Central Gulf including Flower Garden Banks Marine Sanctuary- 1119 PM EDT Fri Aug 20 2021 .OVERNIGHT...SE winds 10 to 15 kt. Seas 5 to 7 ft in SE to S swell. .SAT...E to SE winds 10 kt. Seas 4 to 6 ft in SE to S swell. .SAT NIGHT...E to SE winds 10 kt. Seas 3 to 5 ft. .SUN...E winds 10 kt. Seas 2 to 4 ft. .SUN NIGHT...SE winds 10 kt. Seas 3 ft or less. .MON...Variable winds less than 5 kt, becoming NE to E 10 kt early in the evening. Seas 3 ft or less. .MON NIGHT...SE winds 10 kt. Seas 3 ft or less. .TUE...Variable winds less than 5 kt, becoming E 10 kt early in the evening. Seas 3 ft or less. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. .WED...E to SE winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. $$ GMZ015-211530- NE Gulf N of 25N E of 87W- 1119 PM EDT Fri Aug 20 2021 .OVERNIGHT...NE to E winds 10 kt S of 27N, and variable less than 5 kt elsewhere. Seas 3 ft or less. .SAT...E winds 10 kt S of 27N, and variable less than 5 kt elsewhere. Seas 3 ft or less. .SAT NIGHT...E winds 10 kt S of 27N, and variable less than 5 kt elsewhere. Seas 3 ft or less. .SUN...E winds 10 kt S of 27N, and variable less than 5 kt elsewhere. Seas 3 ft or less. .SUN NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .MON...E to SE winds 10 kt. Seas 3 ft or less. .MON NIGHT...SE winds 10 kt. Seas 3 ft or less. .TUE...E to SE winds 10 to 15 kt. Seas 3 ft or less. .TUE NIGHT...E to SE winds 15 to 20 kt. Seas 2 to 4 ft. .WED...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ017-211530- W Central Gulf from 22N to 26N W of 94W- 1119 PM EDT Fri Aug 20 2021 ...TROPICAL STORM WARNING... .OVERNIGHT...TROPICAL STORM CONDITIONS. W of 96W, E winds 30 to 40 kt. Elsewhere, E to SE winds 35 to 40 kt, diminishing to 20 to 25 kt. Seas 10 to 16 ft W of 96W, and 9 to 14 ft elsewhere. Scattered showers and isolated tstms. .SAT...E to SE winds 20 to 25 kt. Seas 6 to 9 ft. Scattered showers and isolated tstms. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .MON...E to SE winds 10 kt. Seas 3 ft or less. .MON NIGHT...E winds 10 kt. Seas 3 ft or less. .TUE...E winds 10 kt. Seas 3 ft or less. .TUE NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .WED...E to SE winds 10 kt. Seas 3 ft or less. .WED NIGHT...E to SE winds 10 kt. Seas 3 ft or less. $$ GMZ019-211530- Central Gulf from 22N to 26N between 87W and 94W- 1119 PM EDT Fri Aug 20 2021 .OVERNIGHT...E to SE winds 15 to 20 kt. Seas 7 to 10 ft in S swell. .SAT...E winds 15 to 20 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .MON...E winds 10 kt. Seas 3 ft or less. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .TUE...E winds 10 kt. Seas 3 ft or less. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .WED...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .WED NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ021-211530- E Gulf from 22N to 25N E of 87W including Straits of Florida- 1119 PM EDT Fri Aug 20 2021 .OVERNIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .SAT...E winds 10 kt. Seas 3 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .SUN...E winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SUN NIGHT...E winds 10 kt. Seas 3 ft or less. .MON...E winds 10 kt. Seas 3 ft or less. .MON NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...E winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .WED...E winds 10 to 15 kt. Seas 2 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ023-211530- SW Gulf S of 22N W of 94W- 1119 PM EDT Fri Aug 20 2021 ...HURRICANE WARNING... .OVERNIGHT...HURRICANE CONDITIONS. S of 21N W of 95W, S winds 80 to 105 kt, becoming SE 60 to 70 kt late. Elsewhere, E to SE winds 60 to 75 kt, diminishing to 45 to 50 kt. Seas 19 to 28 ft, subsiding to 12 to 19 ft. Scattered showers and isolated tstms. Vsby 1 NM or less. .SAT...TROPICAL STORM CONDITIONS EXPECTED. E to SE winds 20 to 25 kt. Seas 7 to 10 ft. Scattered showers and isolated tstms. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .SUN...SE winds 10 to 15 kt, shifting to NE to E. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .MON...N to NE winds 10 kt. Seas 3 ft or less. .MON NIGHT...NE winds 10 kt. Seas 3 ft or less. .TUE...N winds 10 kt. Seas 3 ft or less. .TUE NIGHT...N to NE winds 10 kt. Seas 3 ft or less. .WED...NE winds 10 kt. Seas 3 ft or less. .WED NIGHT...NE to E winds 10 kt. Seas 3 ft or less. $$ GMZ025-211530- E Bay of Campeche including Campeche Bank- 1119 PM EDT Fri Aug 20 2021 .OVERNIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E to SE winds 20 to 25 kt. Seas 5 to 7 ft within 60 nm of coast of Campeche, and 7 to 10 ft elsewhere. .SAT...E winds 20 to 25 kt. Seas 3 to 5 ft within 60 nm of coast of Campeche, and 6 to 8 ft elsewhere. .SAT NIGHT...E winds 20 to 25 kt. Seas 4 to 6 ft. Isolated tstms. .SUN...NE to E winds 15 to 20 kt. Seas 3 to 5 ft. Isolated tstms. .SUN NIGHT...E winds 15 to 20 kt. Seas 2 to 4 ft. .MON...NE to E winds 10 to 15 kt. Seas 3 ft or less. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .TUE...E winds 10 to 15 kt. Seas 3 ft or less. .TUE NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. .WED...E winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...E winds 15 to 20 kt. Seas 2 to 4 ft. $$ Forecaster Lewitsky