000 FZNT24 KNHC 180830 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 330 AM EST Tue Dec 18 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. GMZ001-182030- Synopsis for the Gulf of Mexico 330 AM EST Tue Dec 18 2018 .SYNOPSIS...A developing intense low pressure system will move E-NE from Texas to the Carolinas Wed through Thu night, dragging a strong cold front across the Gulf waters. Marine conditions are expected to rapidly deteriorate across the region Thu afternoon as the low pressure deepens. Gale force winds are likely north of 25N across the central and northern Gulf Thu night and Fri. Seas will build to a maximum of around 20 ft on Fri east of 90W. $$ GMZ011-182030- NW Gulf including Stetson Bank- 330 AM EST Tue Dec 18 2018 ...GALE CONDITIONS POSSIBLE... .TODAY...SE winds 10 to 15 kt. Seas 3 ft or less. .TONIGHT...S winds 10 to 15 kt. Seas 3 ft or less. .WED...SW to W winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...W winds 15 to 20 kt. Seas 3 ft or less. .THU...NW winds 20 to 30 kt. Seas 4 to 6 ft, building to 7 to 11 ft late. .THU NIGHT...NW winds 25 to 35 kt. Seas 9 to 13 ft. .FRI...NW to N winds 20 to 25 kt, diminishing to 10 to 15 kt in the afternoon. Seas 7 to 10 ft, subsiding to 4 to 6 ft late. .FRI NIGHT...W to NW winds 5 to 10 kt. Seas 2 to 4 ft. .SAT...S winds 15 kt. Seas 2 to 4 ft. .SAT NIGHT...S winds 15 kt. Seas 2 to 4 ft. $$ GMZ013-182030- N Central Gulf including Flower Garden Banks Marine Sanctuary- 330 AM EST Tue Dec 18 2018 ...GALE CONDITIONS POSSIBLE... .TODAY...E to SE winds 10 to 15 kt. Seas 3 ft or less. .TONIGHT...SE winds 10 to 15 kt. Seas 2 to 4 ft. .WED...S to SW winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers. .WED NIGHT...SW to W winds 15 to 20 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .THU...W to NW winds 20 to 30 kt. Seas 4 to 6 ft, building to 7 to 10 ft in the afternoon. .THU NIGHT...W to NW winds 30 to 35 kt. Seas 11 to 17 ft. .FRI...NW winds 25 to 35 kt. Seas 10 to 16 ft. .FRI NIGHT...NW winds 20 to 25 kt, becoming W to NW 10 to 15 kt late. Seas 7 to 10 ft, subsiding to 4 to 6 ft late. .SAT...SW winds 10 to 15 kt. Seas 2 to 4 ft. .SAT NIGHT...S winds 10 to 15 kt. Seas 3 ft or less. $$ GMZ015-182030- NE Gulf N of 25N E of 87W- 330 AM EST Tue Dec 18 2018 ...GALE CONDITIONS POSSIBLE... .TODAY...NE to E winds 5 to 10 kt. Seas 3 ft or less. .TONIGHT...E to SE winds 5 to 10 kt. Seas 3 ft or less. .WED...E to SE winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers. .WED NIGHT...SE to S winds 15 to 20 kt. Seas 3 to 5 ft. Numerous showers and scattered thunderstorms. .THU...SW to W winds 20 to 30 kt. Seas 6 to 9 ft. .THU NIGHT...W winds 25 to 35 kt. Seas 8 to 12 ft, building to 10 to 16 ft late. .FRI...W to NW winds 30 to 35 kt. Seas 12 to 19 ft. .FRI NIGHT...NW winds 20 to 30 kt. Seas 11 to 17 ft, subsiding to 9 to 13 ft late. .SAT...NW to N winds 10 to 15 kt. Seas 7 to 10 ft, subsiding to 4 to 6 ft in the afternoon. .SAT NIGHT...N to NE winds 5 to 10 kt, shifting to E late. Seas 3 to 5 ft. $$ GMZ017-182030- W Central Gulf from 22N to 26N W of 94W- 330 AM EST Tue Dec 18 2018 ...GALE CONDITIONS POSSIBLE... .TODAY...S winds 5 to 10 kt. Seas 3 ft or less. .TONIGHT...SE to S winds 10 to 15 kt. Seas 3 ft or less. .WED...W winds 5 to 10 kt. Seas 3 ft or less. .WED NIGHT...W to NW winds 10 to 15 kt. Seas 3 ft or less. .THU...NW winds 20 to 25 kt. Seas 3 to 5 ft, building to 6 to 8 ft in the afternoon. .THU NIGHT...NW to N winds 20 to 30 kt. Seas 7 to 11 ft. .FRI...NW to N winds 15 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...N to NE winds 5 to 10 kt. Seas 4 to 6 ft. .SAT...S winds 10 to 15 kt. Seas 2 to 4 ft. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ019-182030- Central Gulf from 22N to 26N between 87W and 94W- 330 AM EST Tue Dec 18 2018 ...GALE CONDITIONS POSSIBLE... .TODAY...E to SE winds 10 to 15 kt. Seas 3 ft or less. .TONIGHT...SE winds 10 to 15 kt. Seas 3 ft or less. .WED...S winds 10 to 15 kt. Seas 2 to 4 ft. Scattered showers. .WED NIGHT...SW to W winds 15 to 20 kt. Seas 3 to 5 ft. Scattered showers. .THU...W to NW winds 20 to 30 kt. Seas 3 to 5 ft, building to 7 to 10 ft in the afternoon. .THU NIGHT...NW winds 25 to 35 kt. Seas 10 to 16 ft. .FRI...NW winds 20 to 30 kt. Seas 10 to 16 ft. .FRI NIGHT...NW winds 15 to 20 kt. Seas 7 to 11 ft. .SAT...SE winds 5 to 10 kt. Seas 4 to 6 ft. .SAT NIGHT...E to SE winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ021-182030- E Gulf from 22N to 25N E of 87W including Straits of Florida- 330 AM EST Tue Dec 18 2018 ...GALE CONDITIONS POSSIBLE... .TODAY...NE winds 10 to 15 kt. Seas 3 ft or less. .TONIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. .WED...SE to S winds 15 to 20 kt. Seas 2 to 4 ft. Scattered thunderstorms. .WED NIGHT...S winds 20 to 25 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .THU...SW winds 20 to 30 kt. Seas 6 to 9 ft. .THU NIGHT...W winds 25 to 35 kt. Seas 7 to 10 ft, building to 9 to 14 ft late. .FRI...W to NW winds 25 to 30 kt. Seas 12 to 18 ft. .FRI NIGHT...W to NW winds 20 to 30 kt, shifting to NW 15 to 20 kt late. Seas 10 to 16 ft. .SAT...N winds 10 to 15 kt. Seas 7 to 10 ft. .SAT NIGHT...NE to E winds 5 to 10 kt. Seas 4 to 6 ft. $$ GMZ023-182030- SW Gulf S of 22N W of 94W- 330 AM EST Tue Dec 18 2018 .TODAY...SE winds 5 to 10 kt. Seas 3 ft or less. .TONIGHT...SE winds 15 to 20 kt. Seas 3 to 4 ft. .WED...SE to S winds 15 to 20 kt, becoming SW to W 5 to 10 kt. Seas 2 to 4 ft. .WED NIGHT...NW winds 10 to 15 kt. Seas 3 ft or less. .THU...NW winds 10 to 15 kt, becoming NW to N 20 to 25 kt in the afternoon. Seas 2 to 4 ft. .THU NIGHT...N winds 20 to 25 kt. Seas 6 to 8 ft. .FRI...NW to N winds 15 to 20 kt. Seas 6 to 9 ft. .FRI NIGHT...NE winds 5 to 10 kt. Seas 6 to 8 ft. .SAT...SE winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...E to SE winds 15 to 20 kt. Seas 2 to 4 ft. $$ GMZ025-182030- E Bay of Campeche including Campeche Bank- 330 AM EST Tue Dec 18 2018 .TODAY...NE to E winds 5 to 10 kt. Seas 3 ft or less. .TONIGHT...E to SE winds 10 to 15 kt. Seas 3 ft or less. .WED...SE winds 10 to 15 kt. Seas 3 ft or less. .WED NIGHT...NE to E winds 5 to 10 kt, shifting to W 10 to 15 kt late. Seas 3 ft or less. .THU...W to NW winds 10 to 15 kt, becoming NW 20 to 25 kt in the afternoon. Seas 3 ft or less, building to 3 to 5 ft in the afternoon. .THU NIGHT...NW to N winds 20 to 25 kt. Seas 6 to 9 ft. .FRI...NW to N winds 20 to 25 kt. Seas 7 to 10 ft. .FRI NIGHT...NW to N winds 10 to 15 kt. Seas 6 to 8 ft. .SAT...E to SE winds 5 to 10 kt. Seas 3 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 2 to 4 ft. $$ Forecaster Mundell