000 FZNT24 KNHC 202044 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 444 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. GMZ001-210845- Synopsis for the Gulf of Mexico 444 PM EDT Fri Aug 20 2021 .SYNOPSIS...Hurricane Grace near 20.5N 95.1W 979 mb at 5 PM EDT moving W at 9 kt. Maximum sustained winds 80 kt gusts 100 kt. Grace will move to 20.4N 96.6W Sat morning then move inland and weaken to a tropical storm near 19.9N 98.9W Sat afternoon. Grace will weaken to a tropical depression near Michoacan, Mexico, Sun morning and dissipate Sun afternoon. High pressure will build in the wake of Grace and prevail through early next week. $$ GMZ011-210845- NW Gulf including Stetson Bank- 444 PM EDT Fri Aug 20 2021 .TONIGHT...E to SE winds 15 to 20 kt. Seas 6 to 9 ft in SE swell. .SAT...E to SE winds 10 to 15 kt. Seas 6 to 8 ft in SE to S swell. .SAT NIGHT...SE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E to SE winds 10 kt. Seas 3 to 5 ft. .SUN NIGHT...E to SE winds 10 kt. Seas 2 to 4 ft. .MON...E to SE winds 10 kt. Seas 3 ft or less. .MON NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .TUE...E to SE winds 10 kt. Seas 3 ft or less. .TUE NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .WED...E to SE winds 10 kt. Seas 3 ft or less. $$ GMZ013-210845- N Central Gulf including Flower Garden Banks Marine Sanctuary- 444 PM EDT Fri Aug 20 2021 .TONIGHT...E to SE winds 15 to 20 kt W of 90W, and SE 10 kt elsewhere. Seas 5 to 7 ft in SE to S swell. .SAT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E winds 10 kt. Seas 2 to 4 ft. .SUN NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .MON...E winds 10 kt. Seas 3 ft or less. .MON NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .TUE...E to SE winds 10 kt. 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 2 to 4 ft. $$ GMZ015-210845- NE Gulf N of 25N E of 87W- 444 PM EDT Fri Aug 20 2021 .TONIGHT...N to NE winds 10 kt. Seas 3 ft or less. .SAT...NE to E winds 10 kt. Seas 3 ft or less. .SAT NIGHT...NE to E winds 10 kt. Seas 3 ft or less. .SUN...E winds 10 kt. Seas 3 ft or less. .SUN NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .MON...E to SE winds 10 kt. Seas 3 ft or less. .MON NIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. .TUE...E to SE winds 10 to 15 kt. Seas 3 ft or less. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .WED...E winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ017-210845- W Central Gulf from 22N to 26N W of 94W- 444 PM EDT Fri Aug 20 2021 ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. E winds 30 to 35 kt. Seas 11 to 17 ft in SE swell. Scattered showers and isolated tstms. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. E to SE winds 30 to 35 kt. Seas 8 to 12 ft in SE to S swell. Scattered tstms. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. .SUN...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .SUN NIGHT...E to SE winds 10 kt. Seas 2 to 4 ft. .MON...E to SE winds 10 kt. Seas 2 to 4 ft. .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. $$ GMZ019-210845- Central Gulf from 22N to 26N between 87W and 94W- 444 PM EDT Fri Aug 20 2021 ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS POSSIBLE. E to SE winds 25 to 35 kt. Seas 7 to 10 ft in S swell. .SAT...E to SE winds 20 to 25 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .SUN...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .MON...E winds 10 to 15 kt. Seas 3 ft or less. .MON NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .TUE...E winds 10 kt. Seas 3 ft or less. .TUE NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .WED...E to SE winds 10 to 15 kt. Seas 3 ft or less. $$ GMZ021-210845- E Gulf from 22N to 25N E of 87W including Straits of Florida- 444 PM EDT Fri Aug 20 2021 .TONIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .SAT...E winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .SUN...E winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...E winds 10 to 15 kt. Seas 3 ft or less. .MON NIGHT...E winds 15 to 20 kt. Seas 3 ft or less. .TUE...E winds 15 to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 2 to 4 ft. .WED...E winds 15 to 20 kt. Seas 3 to 5 ft. $$ GMZ023-210845- SW Gulf S of 22N W of 94W- 444 PM EDT Fri Aug 20 2021 ...HURRICANE WARNING... .TONIGHT...HURRICANE CONDITIONS. S of 21N W of 95W, W winds 65 to 75 kt, shifting to SE 70 to 80 kt late. Elsewhere, E to SE winds 70 to 80 kt, diminishing to 40 to 45 kt late. Seas 18 to 27 ft in NW swell. Scattered showers and isolated tstms. Vsby 1 NM or less. .SAT...TROPICAL STORM CONDITIONS EXPECTED. E to SE winds 40 to 45 kt, diminishing to 20 to 25 kt in the afternoon. Seas 10 to 16 ft in W to NW swell, subsiding to 6 to 9 ft in N to NE swell in the afternoon. Numerous showers and scattered tstms. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. Numerous showers and scattered tstms. .SUN...S of 21N W of 95W, S winds 10 to 15 kt in the morning, becoming variable less than 5 kt. Elsewhere, E to SE winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated tstms. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. Scattered tstms. .MON...NE winds 10 kt. Seas 3 ft or less. .MON NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .TUE...N to NE winds 10 to 15 kt. Seas 3 ft or less. .TUE NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .WED...NE winds 10 kt. Seas 3 ft or less. $$ GMZ025-210845- E Bay of Campeche including Campeche Bank- 444 PM EDT Fri Aug 20 2021 ...HURRICANE WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. Within 60 nm of coast of Campeche, E to SE winds 10 kt, increasing to 15 to 20 kt late. Elsewhere, E to SE winds 40 to 45 kt, diminishing to 20 to 25 kt late. Seas 7 to 11 ft in W swell. .SAT...E to SE winds 20 to 25 kt. Seas 6 to 8 ft. .SAT NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...NE to E winds 15 to 20 kt. Seas 2 to 4 ft. Scattered showers and isolated tstms. .MON...E winds 10 to 15 kt. Seas 2 to 4 ft. .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 15 to 20 kt. Seas 3 ft or less. .WED...E winds 10 to 15 kt. Seas 3 ft or less. $$ Forecaster KONARIK