000 FZNT24 KNHC 201438 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 1038 AM EDT Sat Oct 20 2018 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. GMZ001-210245- Synopsis for the Gulf of Mexico 1038 AM EDT Sat Oct 20 2018 .SYNOPSIS...A surface trough will persist over the SW Gulf through early next week. A cold front will reach the northern Gulf waters this evening. It is expected to become stationary as it reaches from S Florida to near 25N97W by Sun evening. Low pressure will develop over the far western Gulf late Sun night along the surface trough near 26N96W. It will lift north- northeastward through Mon night, then east-northeastward across the north-central Gulf through Wed as high pressure builds across the water north of the front and to the west of the low. A front will extend southwestward from the low through Wed. Another cold front will approach the far NE Gulf Wed. Fresh to strong winds and building seas are expected over these waters through period. Numerous showers and thunderstorms are likely over much of the western Gulf through Wed and scattered showers and isolated thunderstorms are expected over the north-central Gulf. $$ GMZ011-210245- NW Gulf including Stetson Bank- 1038 AM EDT Sat Oct 20 2018 .TODAY...NE to E winds 5 to 10 kt. Seas 3 to 5 ft in E to SE swell. Scattered showers and isolated thunderstorms. .TONIGHT...NE winds 10 to 15 kt, increasing to 20 to 25 kt late. Seas 3 to 5 ft, building to 5 to 7 ft early in the morning. Scattered showers and isolated thunderstorms. .SUN...NE winds 20 to 25 kt. Seas 6 to 9 ft in N to NE swell. Scattered showers and isolated thunderstorms. .SUN NIGHT...NE to E winds 20 to 25 kt. Seas 7 to 11 ft in N swell. Scattered showers and isolated thunderstorms. .MON...E winds 20 to 25 kt. Seas 6 to 8 ft. .MON NIGHT...NE to E winds 25 to 30 kt. Seas 8 to 10 ft. .TUE...NE winds 20 to 25 kt. Seas 6 to 9 ft. .TUE NIGHT...NE winds 20 to 25 kt. Seas 6 to 8 ft. .WED...NE winds 15 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NE winds 20 to 25 kt. Seas 5 to 7 ft. $$ GMZ013-210245- N Central Gulf including Flower Garden Banks Marine Sanctuary- 1038 AM EDT Sat Oct 20 2018 .TODAY...E to SE winds 5 to 10 kt. Seas 3 to 5 ft in SE swell. .TONIGHT...W of 90W, NE winds 20 to 25 kt. Elsewhere, SE winds less than 5 kt, becoming NE 10 to 15 kt in the late evening and early morning, then, increasing to 20 to 25 kt early in the morning. Seas 3 to 5 ft in SE swell, building to 5 to 7 ft in SE swell early in the morning. Scattered showers and isolated thunderstorms. .SUN...NE to E winds 20 to 25 kt. Seas 6 to 9 ft in E swell. Scattered showers and isolated thunderstorms. .SUN NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 9 ft. .MON...E winds 15 to 20 kt. Seas 5 to 7 ft. .MON NIGHT...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .TUE...SE to S winds 20 to 25 kt. Seas 4 to 6 ft. .TUE NIGHT...NE to E winds 20 to 25 kt. Seas 5 to 7 ft. .WED...E winds 15 to 20 kt. Seas 5 to 7 ft. .WED NIGHT...NE to E winds 15 to 20 kt. Seas 4 to 6 ft. $$ GMZ015-210245- NE Gulf N of 25N E of 87W- 1038 AM EDT Sat Oct 20 2018 .TODAY...S of 27N, E to SE winds 10 to 15 kt. Elsewhere, E to SE winds less than 5 kt, shifting to NW towards evening. Seas 2 to 4 ft. .TONIGHT...S of 27N, N to NE winds 10 to 15 kt. Elsewhere, NW to N winds 10 to 15 kt, becoming N 20 to 25 kt early in the morning. Seas 3 to 4 ft. .SUN...NE winds 15 to 20 kt S of 27N, and NE 20 to 25 kt elsewhere. Seas 5 to 7 ft. .SUN NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. .MON...E winds 15 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .TUE...E to SE winds 15 to 20 kt. Seas 3 to 5 ft. .TUE NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .WED...E winds 15 to 20 kt. Seas 2 to 4 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. $$ GMZ017-210245- W Central Gulf from 22N to 26N W of 94W- 1038 AM EDT Sat Oct 20 2018 .TODAY...N to NE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TONIGHT...N winds 20 to 25 kt W of 96W, and NE 10 to 15 kt elsewhere. Seas 5 to 7 ft. Scattered showers and isolated thunderstorms. .SUN...N winds 20 to 25 kt W of 96W, and NE to E 15 to 20 kt elsewhere. Seas 6 to 8 ft in E swell. Scattered showers and isolated thunderstorms. .SUN NIGHT...NE to E winds 20 to 25 kt. Seas 6 to 9 ft. Scattered showers and isolated thunderstorms. .MON...N winds 20 to 25 kt, becoming W to NW 15 to 20 kt in the afternoon. Seas 6 to 8 ft. .MON NIGHT...NW winds 20 to 25 kt. Seas 5 to 7 ft. .TUE...NW winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft. .WED...NW winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...NW winds 10 to 15 kt. Seas 3 to 5 ft. $$ GMZ019-210245- Central Gulf from 22N to 26N between 87W and 94W- 1038 AM EDT Sat Oct 20 2018 .TODAY...E to SE winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .TONIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .SUN...E winds 15 to 20 kt. Seas 3 to 5 ft. .SUN NIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. Scattered showers and isolated thunderstorms. .MON...E to SE winds 15 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...SE winds 5 to 10 kt. Seas 3 to 5 ft in NE swell. .TUE...S winds 5 to 10 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 5 to 10 kt. Seas 2 to 4 ft. .WED...S winds 5 to 10 kt. Seas 2 to 4 ft. .WED NIGHT...SW winds 5 to 10 kt, shifting to W to NW late. Seas 2 to 4 ft. $$ GMZ021-210245- E Gulf from 22N to 25N E of 87W including Straits of Florida- 1038 AM EDT Sat Oct 20 2018 .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. .TONIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN...NE to E winds 10 to 15 kt. Seas 3 to 4 ft. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 3 to 4 ft, building to 4 to 6 ft late. .MON...E winds 15 to 20 kt. Seas 3 to 5 ft. .MON NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .TUE...E to SE winds 10 to 15 kt. Seas 3 to 4 ft. .TUE NIGHT...N to NE winds 5 to 10 kt. Seas 3 ft or less. .WED...NW to N winds less than 5 kt. Seas 2 to 3 ft in NE to E swell. .WED NIGHT...N winds 5 to 10 kt. Seas 2 to 3 ft. $$ GMZ023-210245- SW Gulf S of 22N W of 94W- 1038 AM EDT Sat Oct 20 2018 .TODAY...NW winds 20 to 25 kt S of 21N W of 95W, and N to NE 15 to 20 kt elsewhere. Seas 4 to 6 ft in NE to E swell. Scattered showers and isolated thunderstorms. .TONIGHT...NW to N winds 20 to 25 kt S of 21N W of 95W, and N to NE 15 to 20 kt elsewhere. Seas 4 to 6 ft in NE to E swell. Scattered showers and isolated thunderstorms. .SUN...N winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated thunderstorms. .SUN NIGHT...NW winds 20 to 25 kt S of 21N W of 95W, and N to NE 10 to 15 kt elsewhere. Seas 5 to 7 ft. .MON...NW to N winds 15 to 20 kt. Seas 4 to 6 ft. .MON NIGHT...N winds 15 to 20 kt. Seas 4 to 6 ft. .TUE...N winds 10 to 15 kt. Seas 3 to 5 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .WED...NW to N winds 5 to 10 kt. Seas 2 to 4 ft. .WED NIGHT...N to NE winds 5 to 10 kt. Seas 2 to 4 ft. $$ GMZ025-210245- E Bay of Campeche including Campeche Bank- 1038 AM EDT Sat Oct 20 2018 .TODAY...E winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .TONIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .SUN...E winds 10 to 15 kt. Seas 2 to 4 ft. .SUN NIGHT...NE to E winds 10 to 15 kt. Seas 2 to 4 ft. .MON...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .MON NIGHT...NE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...N to NE winds 10 to 15 kt. Seas 2 to 4 ft. .WED...E winds 10 to 15 kt. Seas 2 to 4 ft. .WED NIGHT...NE winds 10 to 15 kt. Seas 3 ft or less. $$ Forecaster Aguirre