000 FZNT24 KNHC 280256 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 1056 PM EDT Sun Aug 27 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. GMZ001-281500- Synopsis for the Gulf of Mexico 1056 PM EDT Sun Aug 27 2023 .SYNOPSIS...Tropical Storm Idalia is near 19.8N 85.3W at 11 PM EDT, and is moving north at 0 kt. Maximum sustained winds are 50 kt with gusts to 60 kt, and the minimum central pressure is 992 mb. Idalia will move to 20.7N 85.1W Mon morning, strengthen to a hurricane near 22.2N 85.0W Mon evening, 24.2N 84.9W Tue morning, 26.8N 84.3W Tue evening, inland to 29.6N 82.8W Wed morning, and weaken to a tropical storm near 32.0N 80.1W Wed evening. Idalia will change little in intensity as it moves to 34.3N 73.4W late Thu. High pressure and improving conditions will arrive in the wake of Idalia late in the week. $$ GMZ040-281500- NW Gulf including Stetson Bank- 1056 PM EDT Sun Aug 27 2023 .OVERNIGHT...SW to W winds 10 kt late. Seas 3 ft or less. .MON...W to NW winds 10 to 15 kt. Seas 3 ft or less. .MON NIGHT...NW to N winds 10 kt. Seas 3 ft or less. .TUE...N winds 10 to 15 kt. Seas 3 ft or less. .TUE NIGHT...N to NE winds 10 to 15 kt. Seas 3 ft or less. .WED...N winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...NE to E winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 3 ft or less. .THU NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .FRI...Variable winds less than 5 kt, becoming E 10 kt in the afternoon. Seas 3 ft or less. $$ GMZ041-281500- SW Louisiana Offshore Waters including Flower Garden Bank Marine Sanctuary- 1056 PM EDT Sun Aug 27 2023 .OVERNIGHT...NW winds 10 kt late. Seas 3 ft or less. .MON...NW winds 10 to 15 kt. Seas 3 ft or less. .MON NIGHT...NE winds 10 kt. Seas 3 ft or less. .TUE...N winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TUE NIGHT...N winds 10 to 15 kt. Seas 2 to 4 ft. .WED...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 to 5 ft in E swell. .THU...Variable winds less than 5 kt, becoming NE to E 10 kt in the afternoon. Seas 2 to 4 ft. .THU NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .FRI...SE winds 10 kt. Seas 3 ft or less. $$ GMZ056-281500- N Central Gulf Offshore Waters- 1056 PM EDT Sun Aug 27 2023 .OVERNIGHT...SE winds 10 kt late. Seas 3 ft or less. .MON...E winds 10 to 15 kt. Seas 3 ft or less. .MON NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...NE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .TUE NIGHT...N winds 15 to 20 kt. Seas 7 to 10 ft in E to SE swell. Scattered showers and isolated tstms. .WED...W of 89W, NW winds 10 kt in the morning, becoming variable less than 5 kt. E of 89W, NW winds 15 to 20 kt, diminishing to 10 kt in the afternoon. Seas 6 to 9 ft in E swell. .WED NIGHT...S to SW winds 10 kt. Seas 4 to 6 ft in NE to E swell. .THU...S winds 10 kt. Seas 3 to 5 ft. .THU NIGHT...SE to S winds 10 kt. Seas 3 ft or less. .FRI...SE winds 10 to 15 kt. Seas 3 ft or less. $$ GMZ057-281500- NE Gulf N of 26N E of 87W- 1056 PM EDT Sun Aug 27 2023 ...HURRICANE WARNING... .OVERNIGHT...E to SE winds 10 kt late. Seas 3 ft or less. .MON...E winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 15 to 20 kt. Seas 3 ft or less, building to 3 to 5 ft late. Scattered showers and isolated tstms. .TUE...TROPICAL STORM CONDITIONS EXPECTED. E to SE winds 20 to 25 kt, becoming E 40 to 45 kt in the afternoon. Seas 6 to 8 ft, building to 11 to 17 ft in the afternoon. Numerous showers and scattered tstms. .TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. W of 85W, N to NE winds 35 to 40 kt, becoming NW 25 to 30 kt late. E of 85W, E to SE winds 65 to 85 kt, becoming W 60 to 70 kt late. Seas 16 to 25 ft in SE swell. Numerous showers and scattered tstms. .WED...TROPICAL STORM CONDITIONS POSSIBLE. .WED NIGHT...SW to W winds 15 to 20 kt. Seas 6 to 8 ft. .THU...SW winds 10 to 15 kt. Seas 4 to 6 ft. .THU NIGHT...S winds 10 kt. Seas 2 to 4 ft. .FRI...SE winds 10 to 15 kt. Seas 3 ft or less. $$ GMZ058-281500- W Central Gulf from 22N to 26N W of 94W- 1056 PM EDT Sun Aug 27 2023 .OVERNIGHT...NE winds 10 kt late. Seas 3 ft or less. .MON...NW winds 10 to 15 kt. Seas 3 ft or less. .MON NIGHT...N to NE winds 10 to 15 kt, shifting to SW to W late. Seas 3 ft or less. .TUE...W to NW winds 10 to 15 kt. Seas 3 ft or less. .TUE NIGHT...N to NE winds 10 kt, shifting to NW late. Seas 3 ft or less. .WED...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 to 5 ft in E swell. .THU...Variable winds less than 5 kt, becoming NE 10 kt in the afternoon. Seas 2 to 4 ft. .THU NIGHT...NE to E winds 10 kt, shifting to SE late. Seas 3 ft or less. .FRI...Variable winds less than 5 kt. Seas 3 ft or less. $$ GMZ045-281500- W Central Gulf from 22N to 26N between 91W and 94W- 1056 PM EDT Sun Aug 27 2023 .OVERNIGHT...N to NE winds 10 kt late. Seas 2 to 4 ft. .MON...N winds 10 to 15 kt. Seas 3 ft or less. .MON NIGHT...N winds 10 to 15 kt. Seas 3 ft or less. .TUE...NW winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .TUE NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NW winds 10 to 15 kt. Seas 3 to 5 ft. .WED NIGHT...N winds 10 kt, shifting to SE late. Seas 3 to 5 ft. .THU...SW winds 10 kt, shifting to W to NW in the afternoon. Seas 2 to 4 ft. .THU NIGHT...SE winds 10 to 15 kt. Seas 3 ft or less. .FRI...S winds 10 kt. Seas 3 ft or less. $$ GMZ046-281500- Central Gulf from 22N to 26N between 87W and 91W- 1056 PM EDT Sun Aug 27 2023 .OVERNIGHT...NE to E winds 10 to 15 kt late. Seas 2 to 4 ft. .MON...N to NE winds 15 to 20 kt. Seas 3 to 5 ft. Scattered showers and isolated tstms. .MON NIGHT...N to NE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .TUE...NW winds 15 to 20 kt. Seas 6 to 8 ft. Scattered showers and isolated tstms. .TUE NIGHT...W winds 15 to 20 kt. Seas 6 to 8 ft. Scattered showers and isolated tstms. .WED...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...S to SW winds 10 to 15 kt. Seas 2 to 4 ft. .THU...S to SW winds 10 kt. Seas 2 to 4 ft. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less. .FRI...SE to S winds 10 to 15 kt. Seas 3 ft or less. $$ GMZ047-281500- SE Gulf from 22N to 26N E of 87W including Straits of Florida- 1056 PM EDT Sun Aug 27 2023 ...HURRICANE WARNING... .OVERNIGHT...E to SE winds 15 to 20 kt late. Seas 2 to 4 ft. Scattered showers and isolated tstms. .MON...HURRICANE CONDITIONS POSSIBLE. E winds 25 to 30 kt S of 24N, and E to SE 15 to 20 kt N of 24N. Seas 4 to 6 ft. Scattered tstms. .MON NIGHT...TROPICAL STORM CONDITIONS EXPECTED. S of 24N, NE to E winds 50 to 70 kt. N of 24N, E to SE winds 20 to 25 kt, increasing to 35 to 40 kt late. Seas 6 to 9 ft in SE to S swell, building to 10 to 16 ft in SE to S swell late. Scattered showers and isolated tstms. .TUE...HURRICANE CONDITIONS EXPECTED. S of 24N, SW to W winds 50 to 55 kt, becoming SW 25 to 30 kt in the afternoon. N of 24N, E winds 65 to 75 kt, becoming SW to W 70 to 80 kt in the afternoon. Seas 15 to 23 ft in SE to S swell. Numerous showers and scattered tstms. .TUE NIGHT...HURRICANE CONDITIONS POSSIBLE. S of 24N, S to SW winds 20 to 25 kt. N of 24N, SW winds 40 to 45 kt, diminishing to 20 to 25 kt late. Seas 14 to 21 ft in SE to S swell, subsiding to 9 to 14 ft in S swell late. Scattered showers and isolated tstms. .WED...SW winds 20 to 25 kt. Seas 6 to 9 ft in S to SW swell. .WED NIGHT...S to SW winds 15 to 20 kt. Seas 5 to 7 ft. .THU...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 2 to 4 ft. .FRI...SE winds 10 kt. Seas 3 ft or less. $$ GMZ048-281500- SW Gulf S of 22N W of 94W- 1056 PM EDT Sun Aug 27 2023 .OVERNIGHT...NW to N winds 10 kt late. Seas 2 to 4 ft. Scattered showers and isolated tstms. .MON...NW to N winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON NIGHT...N winds 10 to 15 kt, shifting to NW late. Seas 3 ft or less. .TUE...W winds 10 kt. Seas 3 ft or less. .TUE NIGHT...N to NE winds 10 kt, shifting to S to SW late. Seas 3 ft or less. .WED...W to NW winds 10 kt. Seas 3 ft or less. .WED NIGHT...N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt. Seas 3 ft or less. .THU NIGHT...NE to E winds 10 kt, shifting to SE to S late. Seas 3 ft or less. .FRI...Variable winds less than 5 kt. Seas 3 ft or less. $$ GMZ049-281500- Central Bay of Campeche- 1056 PM EDT Sun Aug 27 2023 .OVERNIGHT...NW to N winds 10 kt late. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...NW to N winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON NIGHT...NW to N winds 10 to 15 kt. Seas 3 ft or less. .TUE...W to NW winds 10 kt. Seas 3 ft or less. .TUE NIGHT...W to NW winds 10 kt. Seas 3 ft or less. .WED...W winds 10 kt. Seas 3 ft or less. .WED NIGHT...Variable winds less than 5 kt. Seas 3 ft or less. .THU...SW winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. .THU NIGHT...Variable winds less than 5 kt, becoming SE 10 kt late. Seas 3 ft or less. .FRI...SE to S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 ft or less. $$ GMZ050-281500- E Bay of Campeche including Campeche Bank- 1056 PM EDT Sun Aug 27 2023 .OVERNIGHT...N winds 10 to 15 kt late. Seas 3 ft or less. Scattered showers and isolated tstms. .MON...NW to N winds 10 to 15 kt. Seas 3 ft or less. Scattered showers and isolated tstms. .MON NIGHT...NW winds 10 to 15 kt W of 90W, and NW 15 to 20 kt E of 90W. Seas 2 to 4 ft. .TUE...W to NW winds 15 to 20 kt. Seas 2 to 4 ft. Scattered showers and isolated tstms. .TUE NIGHT...W to NW winds 10 kt. Seas 2 to 4 ft. .WED...SW to W winds 10 kt. Seas 3 ft or less. .WED NIGHT...W to NW winds 10 kt, shifting to S late. Seas 3 ft or less. .THU...S winds 10 kt, shifting to W in the afternoon. Seas 3 ft or less. .THU NIGHT...E to SE winds 10 kt. Seas 3 ft or less. .FRI...SE to S winds 10 kt, shifting to NE in the afternoon. Seas 3 ft or less. $$ Forecaster Lewitsky