000 FZNT24 KNHC 152101 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 501 PM EDT Tue Sep 15 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. GMZ001-160915- Synopsis for the Gulf of Mexico 501 PM EDT Tue Sep 15 2020 .SYNOPSIS...Hurricane Sally centered near 29.5N 88.1W 979 mb at 5 PM EDT moving N at 2 kt. Maximum sustained winds 70 kt gusts 85 kt. Sally will move to 29.9N 88.1W late tonight with maximum sustained winds 70 kt gusts 85 kt, then move inland and weaken to a tropical storm near 30.6N 87.7W Wed afternoon with maximum winds 60 kt gusts 75 kt and continue inland to near 31.5N 86.9W late Wed night and weaken to a tropical depression near 32.5N 85.3W Thu afternoon. Sally will continue to weaken as it moves farther inland to near 33.1N 83.3W late Thu night and become a remnant low well inland near 33.5N 81.0W Fri afternoon. Swells from Sally will continue to affect most of the eastern and central Gulf through the rest of the week. Elsewhere, weak low pressure will persist over the southwest Gulf through the next few days with a low chance of tropical development. Looking ahead, a weak front will move into the northern Gulf on Sat followed by fresh northeast winds. $$ GMZ011-160915- NW Gulf including Stetson Bank- 501 PM EDT Tue Sep 15 2020 .TONIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. .WED...N winds 10 kt. Seas 3 to 5 ft, subsiding to 3 ft or less in the afternoon. Scattered showers and isolated thunderstorms. .WED NIGHT...N winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .THU...Variable winds less than 5 kt, becoming N to NE 10 kt in the afternoon. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .THU NIGHT...NE winds 10 kt. Seas 3 ft or less. .FRI...NE winds 10 to 15 kt. Seas 3 ft or less. .FRI NIGHT...NE to E winds 10 to 15 kt. Seas 3 ft or less. .SAT...NE winds 15 to 20 kt. Seas 2 to 4 ft. .SAT NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft, building to 4 to 6 ft late. .SUN...E winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ013-160915- N Central Gulf including Flower Garden Banks Marine Sanctuary- 501 PM EDT Tue Sep 15 2020 ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. W of 90W, NW to N winds 15 to 20 kt. Elsewhere, SW winds 50 to 55 kt, diminishing to 40 to 45 kt late. Seas 5 to 7 ft W of 90W, and 9 to 14 ft elsewhere. Numerous squalls and thunderstorms E of 90W. Scattered showers and isolated thunderstorms W of 90W. .WED...TROPICAL STORM CONDITIONS POSSIBLE. W of 90W, NW winds 10 to 15 kt. Seas 3 to 5 ft. Elsewhere, SW winds 25 to 30 kt. Seas 7 to 11 ft. Numerous squalls and thunderstorms E of 90W. Scattered showers and isolated thunderstorms W of 90W. .WED NIGHT...NW to N winds 10 kt W of 90W, and SW to W 15 to 20 kt elsewhere. W of 90W, seas 2 to 4 ft. Elsewhere, seas 6 to 8 ft, subsiding to 3 to 5 ft late. Scattered showers and thunderstorms E of 90W.. .THU...W to NW winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .THU NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated tstms. .FRI...N to NE winds 10 to 15 kt. Seas 3 to 5 ft. .FRI NIGHT...NE winds 10 to 15 kt. Seas 4 to 6 ft. .SAT...E winds 15 to 20 kt. Seas 5 to 7 ft. .SAT NIGHT...NE to E winds 15 to 20 kt. Seas 6 to 8 ft. .SUN...E winds 15 to 20 kt. Seas 6 to 8 ft. $$ GMZ015-160915- NE Gulf N of 25N E of 87W- 501 PM EDT Tue Sep 15 2020 ...TROPICAL STORM WARNING... .TONIGHT...TROPICAL STORM CONDITIONS. S of 27N, SE to S winds 15 to 20 kt. Seas 5 to 7 ft. N of 27N, SE to S winds 30 to 40 kt. Seas 8 to 12 ft, except 10 to 17 ft N of 28N W of 86W. Numerous squalls and thunderstorms. .WED...TROPICAL STORM CONDITIONS POSSIBLE. S of 27N, S winds 15 to 20 kt. Seas 5 to 7 ft. N of 27N, S winds 20 to 25 kt, except 25 to 30 kt N of 28N W of 85W. Seas 6 to 8 ft, except 8 to 12 ft N of 28N W of 85W. Numerous squalls and thunderstorms. .WED NIGHT...S winds 15 to 20 kt. Seas 5 to 7 ft. Scattered to numerous squalls and thunderstorms. .THU...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .THU NIGHT...S to SW winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...SW winds 10 kt. Seas 3 to 4 ft. .FRI NIGHT...SW to W winds 10 kt. Seas 3 to 4 ft. .SAT...SE to S winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...S of 27N, variable winds less than 5 kt, becoming NE to E 10 kt late. Seas 2 to 3 ft. Elsewhere, NE winds 15 to 20 kt. Seas 4 to 6 ft. .SUN...NE to E winds 10 kt S of 27N, and NE to E 15 to 20 kt elsewhere. S of 27N, seas 2 to 3 ft. Elsewhere, seas 4 to 6 ft. $$ GMZ017-160915- W Central Gulf from 22N to 26N W of 94W- 501 PM EDT Tue Sep 15 2020 .TONIGHT...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. Winds and seas higher in and near numerous showers and thunderstorms. .WED...N winds 10 kt. Seas 4 to 6 ft in NE swell. Numerous showers and thunderstorms. .WED NIGHT...N to NE winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 to 5 ft in NE swell. Scattered showers and thunderstorms. .THU...Variable winds less than 5 kt, becoming N to NE 10 kt in the afternoon. Seas 2 to 3 ft. Scattered showers and thunderstorms. .THU NIGHT...NE winds 10 kt. Seas 3 ft or less. .FRI...N to NE winds 10 to 15 kt. Seas 3 ft or less. .FRI NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. .SAT...NE winds 15 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...NE winds 10 to 15 kt. Seas to 5 ft. .SUN...NE winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ019-160915- Central Gulf from 22N to 26N between 87W and 94W- 501 PM EDT Tue Sep 15 2020 .TONIGHT...W winds 10 kt, shifting to S late. Seas 5 to 7 ft in N to NE swell. Scattered showers and isolated thunderstorms. .WED...SW winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .WED NIGHT...NW winds 10 kt, shifting to SE late. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .THU...S winds 10 kt. Seas 3 ft or less. Scattered showers and isolated thunderstorms. .THU NIGHT...E to SE winds 10 kt. Seas 2 to 3 ft. .FRI...SE to S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 2 to 3 ft. .FRI NIGHT...E winds 10 kt. Seas 2 to 3 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 4 ft. .SAT NIGHT...E winds 10 kt. Seas 3 to 4 ft. .SUN...SE winds 10 kt. Seas 3 to 4 ft. .SUN NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ021-160915- E Gulf from 22N to 25N E of 87W including Straits of Florida- 501 PM EDT Tue Sep 15 2020 .TONIGHT...SE to S winds 10 to 15 kt. Seas 5 to 7 ft in NW swell. Scattered showers and isolated thunderstorms. .WED...SE to S winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .WED NIGHT...SE winds 10 kt. Seas 3 to 5 ft in SE to S swell. Scattered showers and isolated thunderstorms. .THU...SE to S winds 10 kt. Seas 2 to 3 ft. Scattered showers and isolated thunderstorms. .THU NIGHT...Variable winds less than 5 kt, becoming SE to S 10 kt late. Seas 2 to 3 ft. .FRI...SE to S winds 10 kt. Seas 2 to 3 ft. .FRI NIGHT...Variable winds less than 5 kt, becoming SE 10 kt late. Seas 2 to 3 ft. .SAT...SE winds 10 kt. Seas 2 to 3 ft. .SAT NIGHT...Variable winds less than 5 kt. Seas 2 to 3 ft in E to SE swell. .SUN...E winds 10 kt in the morning, becoming variable less than 5 kt. Seas 2 to 3 ft. .SUN NIGHT...NE winds 10 kt. Seas 2 to 3 ft. $$ GMZ023-160915- SW Gulf S of 22N W of 94W- 501 PM EDT Tue Sep 15 2020 .TONIGHT...NW to N winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .WED...W to NW winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .WED NIGHT...N winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 to 5 ft in N to NE swell. Scattered showers and isolated thunderstorms. .THU...W to NW winds 10 kt. Seas 2 to 4 ft. Scattered showers and isolated thunderstorms. .THU NIGHT...N winds 10 kt in the evening, becoming variable less than 5 kt. Seas 3 ft or less. .FRI...W to NW winds 10 to 15 kt. Seas 3 to 4 ft. .FRI NIGHT...NW to N winds 10 kt. Seas 3 to 4 ft. .SAT...W to NW winds 15 to 20 kt. Seas 4 to 6 ft. .SAT NIGHT...NW to N winds 10 to 15 kt. Seas 3 ft or less, building to 3 to 5 ft late. .SUN...NW winds 10 to 15 kt. Seas 3 to 5 ft. .SUN NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ025-160915- E Bay of Campeche including Campeche Bank- 501 PM EDT Tue Sep 15 2020 .TONIGHT...Within 60 nm of coast of Campeche, variable winds less than 5 kt in the evening. Variable winds less than 5 kt late. Elsewhere, W to NW winds 10 kt in the evening. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .WED...S to SW winds 10 kt. Seas 3 to 5 ft in NE swell. Scattered showers and isolated thunderstorms. .WED NIGHT...Variable winds less than 5 kt, becoming SE to S 10 kt late. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .THU...S to SW winds 10 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .THU NIGHT...Variable winds less than 5 kt, becoming SE 10 kt late. Seas 2 to 3 ft. .FRI...S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 2 to 3 ft. .FRI NIGHT...N to NE winds 10 kt, shifting to E late. Seas 2 to 3 ft. .SAT...SW winds 10 to 15 kt. Seas 2 to 3 ft. .SAT NIGHT...N to NE winds 10 kt, shifting to E to SE late. Seas 3 to 4 ft. .SUN...SE to S winds 10 kt in the morning, becoming variable less than 5 kt. Seas 3 to 4 ft. .SUN NIGHT...N to NE winds 10 kt, shifting to E late. Seas 2 to 3 ft. $$ Forecaster Aguirre