000 FZNT24 KNHC 181517 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 1117 AM EDT Fri Aug 18 2023 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. GMZ001-190330- Synopsis for the Gulf of Mexico 1117 AM EDT Fri Aug 18 2023 .SYNOPSIS...A surface ridge over the Gulf waters will support mostly gentle to moderate winds and slight seas across the basin through Sat night. Looking ahead, a surface trough is expected to move across the Gulf from east to west Sun through early next week. The trough could form into a broad area of low pressure in the central or W Gulf by the beginning of next week. Some slow development of this system is possible thereafter as it moves westward and approaches the western Gulf of Mexico coastline by the middle of next week. $$ GMZ040-190330- NW Gulf including Stetson Bank- 1117 AM EDT Fri Aug 18 2023 .TODAY...SW winds 10 kt late in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .TONIGHT...Variable winds less than 5 kt, becoming SE to S 10 kt late. Seas 3 ft or less. .SAT...S to SW winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SAT NIGHT...Variable winds less than 5 kt, becoming SE 10 kt late. Seas 3 ft or less. .SUN...Variable winds less than 5 kt, becoming N to NE 10 kt in the afternoon. Seas 3 ft or less. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .MON...NE winds 15 to 20 kt. Seas 2 to 4 ft. .MON NIGHT...NE to E winds 15 to 20 kt S of 27N, and NE to E 20 to 25 kt N of 27N. Seas 4 to 6 ft, building to 6 to 9 ft in E swell late. .TUE...E to SE winds 20 to 25 kt. Seas 7 to 10 ft in NE to E swell. .TUE NIGHT...SE winds 20 to 25 kt, diminishing to 15 kt late. Seas 7 to 10 ft in E swell. $$ GMZ041-190330- SW Louisiana Offshore Waters including Flower Garden Bank Marine Sanctuary- 1117 AM EDT Fri Aug 18 2023 .TODAY...SW to W winds 10 kt late in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .TONIGHT...Variable winds less than 5 kt, becoming S 10 kt late. Seas 3 ft or less. .SAT...SW to W winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .SAT NIGHT...NE winds 10 kt, shifting to SE late. Seas 3 ft or less. .SUN...NE winds 10 kt. Seas 3 ft or less. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .MON...NE to E winds 15 to 20 kt. Seas 3 to 5 ft, building to 6 to 8 ft in E swell in the afternoon. .MON NIGHT...E to SE winds 20 to 25 kt. Seas 7 to 10 ft in E swell. .TUE...E to SE winds 20 to 25 kt. Seas 7 to 10 ft in E swell. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 6 to 8 ft in E swell. $$ GMZ056-190330- N Central Gulf Offshore Waters- 1117 AM EDT Fri Aug 18 2023 .TODAY...W to NW winds 10 kt. Seas 3 ft or less. .TONIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .SAT...Variable winds less than 5 kt, becoming N to NE 10 kt in the afternoon. Seas 3 ft or less. .SAT NIGHT...E winds 10 kt. Seas 3 ft or less. .SUN...NE to E winds 10 to 15 kt. Seas 3 ft or less. .SUN NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .MON...E to SE winds 20 to 25 kt. Seas 6 to 8 ft. .MON NIGHT...E to SE winds 20 to 25 kt. Seas 6 to 9 ft in E swell. .TUE...E winds 15 to 20 kt. Seas 6 to 9 ft in E to SE swell. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft in E to SE swell. $$ GMZ057-190330- NE Gulf N of 26N E of 87W- 1117 AM EDT Fri Aug 18 2023 .TODAY...NW winds 10 kt W of 85W, and variable less than 5 kt E of 85W. Seas 3 ft or less. Scattered showers and isolated tstms. .TONIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .SAT...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .SUN...E winds 15 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. .MON...E to SE winds 15 to 20 kt. Seas 6 to 8 ft in SE swell. .MON NIGHT...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ058-190330- W Central Gulf from 22N to 26N W of 94W- 1117 AM EDT Fri Aug 18 2023 .TODAY...SE to S winds 10 kt. Seas 3 ft or less. .TONIGHT...SE winds 10 kt. Seas 3 ft or less. .SAT...SE winds 10 kt. Seas 3 ft or less. .SAT NIGHT...E to SE winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SUN...E winds 10 kt. Seas 3 ft or less. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .MON...N to NE winds 10 to 15 kt. Seas 3 ft or less. .MON NIGHT...W of 96W, N winds 10 to 15 kt. E of 96W, N to NE winds 10 to 15 kt in the evening, becoming variable less than 5 kt. Seas 3 to 5 ft. .TUE...SW to W winds 10 kt, shifting to E in the afternoon. Seas 5 to 7 ft in NE to E swell. .TUE NIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. $$ GMZ045-190330- W Central Gulf from 22N to 26N between 91W and 94W- 1117 AM EDT Fri Aug 18 2023 .TODAY...SE to S winds 10 kt late in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .TONIGHT...S of 24N, E winds 10 kt. N of 24N, variable winds less than 5 kt, becoming SE 10 kt late. Seas 3 ft or less. .SAT...E winds 10 kt S of 24N, and variable less than 5 kt N of 24N. Seas 3 ft or less. .SAT NIGHT...NE to E winds 10 kt. Seas 3 ft or less. .SUN...NE winds 10 kt. Seas 3 ft or less. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .MON...S of 24N, variable winds less than 5 kt, becoming N 10 kt in the afternoon. N of 24N, NE winds 10 to 15 kt. Seas 3 to 5 ft. .MON NIGHT...S of 24N, variable winds less than 5 kt, becoming SE to S 10 kt late. N of 24N, SE winds 15 to 20 kt. Seas 2 to 4 ft S of 24N, and 5 to 7 ft N of 24N. .TUE...SE winds 15 to 20 kt. Seas 3 to 5 ft S of 24N, and 6 to 8 ft N of 24N. .TUE NIGHT...E winds 10 to 15 kt. Seas 5 to 7 ft in NE to E swell. $$ GMZ046-190330- Central Gulf from 22N to 26N between 87W and 91W- 1117 AM EDT Fri Aug 18 2023 .TODAY...S winds 10 kt late in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .TONIGHT...S of 24N, NE to E winds 10 kt. N of 24N, N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .SAT...S of 24N, NE winds 10 kt in the morning, becoming variable less than 5 kt. N of 24N, variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. .SAT NIGHT...NE winds 10 kt. Seas 3 ft or less. .SUN...NE winds 10 kt. Seas 3 ft or less. .SUN NIGHT...NE winds 10 to 15 kt, shifting to E to SE late. Seas 3 to 5 ft. .MON...SE to S winds 10 to 15 kt. Seas 2 to 4 ft S of 24N, and 4 to 6 ft N of 24N. .MON NIGHT...E to SE winds 15 to 20 kt. Seas 3 to 5 ft S of 24N, and 5 to 7 ft N of 24N. .TUE...E winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...NE to E winds 15 kt. Seas 4 to 6 ft. $$ GMZ047-190330- SE Gulf from 22N to 26N E of 87W including Straits of Florida- 1117 AM EDT Fri Aug 18 2023 .TODAY...NE to E winds 10 kt S of 24N, and variable less than 5 kt N of 24N. Seas 3 ft or less. .TONIGHT...N to NE winds 10 kt. Seas 3 ft or less. .SAT...NE winds 10 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...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...SE winds 15 to 20 kt. Seas 4 to 6 ft. .MON...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. .TUE NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. $$ GMZ048-190330- SW Gulf S of 22N W of 94W- 1117 AM EDT Fri Aug 18 2023 .TODAY...E to SE winds 10 kt. Seas 3 ft or less. .TONIGHT...E winds 10 to 15 kt. Seas 3 ft or less. .SAT...S of 21N W of 95W, variable winds less than 5 kt, becoming NE to E 10 kt in the afternoon. Elsewhere, E winds 10 kt. Seas 3 ft or less. .SAT NIGHT...E winds 10 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .SUN...S of 21N W of 95W, variable winds less than 5 kt, becoming N 10 kt in the afternoon. Elsewhere, N to NE winds 10 kt. Seas 3 ft or less. .SUN NIGHT...N winds 10 kt. Seas 3 ft or less. .MON...NW to N winds 10 kt. Seas 3 ft or less. .MON NIGHT...NW to N winds 10 kt. Seas 3 ft or less. .TUE...NW to N winds 10 kt S of 21N W of 95W, and variable less than 5 kt elsewhere. Seas 3 ft or less. .TUE NIGHT...S of 21N W of 95W, NE winds 10 kt in the evening, becoming variable less than 5 kt. Elsewhere, NE to E winds 10 kt. Seas 3 ft or less, building to 2 to 4 ft late. $$ GMZ049-190330- Central Bay of Campeche- 1117 AM EDT Fri Aug 18 2023 .TODAY...E to SE winds 10 kt. Seas 3 ft or less. .TONIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. .SAT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .SUN...NE winds 10 kt. Seas 3 ft or less. .SUN NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .MON...S of 20N, variable winds less than 5 kt, becoming NW to N 10 kt in the afternoon. N of 20N, variable winds less than 5 kt. Seas 3 ft or less. .MON NIGHT...S of 20N, N winds 10 kt in the evening, becoming variable less than 5 kt. N of 20N, variable winds less than 5 kt, becoming SE 10 kt late. Seas 3 ft or less. .TUE...Variable winds less than 5 kt S of 20N, and E 10 kt N of 20N. Seas 3 ft or less. .TUE NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ050-190330- E Bay of Campeche including Campeche Bank- 1117 AM EDT Fri Aug 18 2023 .TODAY...E winds 10 kt. Seas 3 ft or less. .TONIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .SAT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .SUN...NE winds 10 kt W of 90W, and variable less than 5 kt E of 90W. Seas 3 ft or less. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. .MON...W of 90W, variable less than 5 kt. Variable winds less than 5 kt in the morning. E of 90W, NE winds 10 kt in the afternoon. Seas 3 ft or less. .MON NIGHT...NE to E winds 10 kt, shifting to SE late. Seas 3 ft or less. .TUE...E to SE winds 10 kt, shifting to NE in the afternoon. Seas 2 to 4 ft. .TUE NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. $$ Forecaster Ramos