000 FZNT24 KNHC 090903 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 503 AM EDT Sat Sep 9 2017 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. GMZ001-092115- Synopsis for the Gulf of Mexico 503 AM EDT Sat Sep 9 2017 .SYNOPSIS...Tropical Storm Katia centered near 20.3N 97.5W 1001 mb at 5 AM EDT moving W at 2 kt. Maximum winds 35 kt with gusts to 45 kt. Katia will dissipate inland through this afternoon. Major Hurricane Irma is forecast to enter the eastern Straits of Florida today, then turn northward across the Florida peninsula tonight and Sunday, bringing tropical storm force and hurricane force winds to eastern portions of the Straits of Florida and Florida Bay and far SE Gulf late today into Sun. Tropical storm and possible hurricane conditions will spread north along the far eastern Gulf through Mon, improving rapidly through Mon night. $$ GMZ011-092115- NW Gulf including Stetson Bank- 503 AM EDT Sat Sep 9 2017 .TODAY...NE winds 15 to 20 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 15 to 20 kt. Seas 5 ft. .SUN...NE winds 15 kt. Seas 5 to 6 ft. .SUN NIGHT...N to NE winds 15 to 20 kt. Seas 6 to 8 ft. .MON...N to NE winds 15 kt. Seas 6 to 8 ft in E swell. .MON NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft in E swell. .TUE...NW to N winds 5 to 10 kt. Seas 4 to 6 ft in NE to E swell. .TUE NIGHT...NW winds 5 to 10 kt. Seas 3 to 4 ft. .WED...S to SW winds 5 to 10 kt. Seas 2 ft or less. .WED NIGHT...S winds 10 to 15 kt. Seas 2 ft or less. $$ GMZ013-092115- N Central Gulf including Flower Garden Banks Marine Sanctuary- 503 AM EDT Sat Sep 9 2017 .TODAY...NE winds 15 to 20 kt. Seas 5 to 7 ft. .TONIGHT...NE winds 15 to 20 kt. Seas 6 to 9 ft. .SUN...NE winds 20 to 25 kt. Seas 7 to 10 ft in NE to E swell. .SUN NIGHT...N to NE winds 20 to 25 kt. Seas 8 to 13 ft in NE to E swell. .MON...N winds 15 to 20 kt. Seas 8 to 13 ft in NE to E swell. .MON NIGHT...NW to N winds 15 to 20 kt. Seas 7 to 10 ft in NE swell. .TUE...NW winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...W to NW winds 5 to 10 kt. Seas 3 to 4 ft. .WED...SW to W winds 5 to 10 kt. Seas 2 ft or less. .WED NIGHT...SW winds 5 to 10 kt. Seas 2 ft or less. $$ GMZ015-092115- NE Gulf N of 25N E of 87W- 503 AM EDT Sat Sep 9 2017 ...HURRICANE WARNING... .TODAY...TROPICAL STORM CONDITIONS POSSIBLE. NE winds 20 to 25 kt. Seas 7 to 9 ft. Scattered showers. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. S of 27N, N to NE winds 25 to 30 kt, increasing to 35 to 45 kt late. Elsewhere, NE winds 25 to 30 kt. Seas 10 to 12 ft. Scattered showers and isolated thunderstorms. .SUN...TROPICAL STORM CONDITIONS EXPECTED. S of 27N, N to NE winds 50 to 60 kt, becoming N 70 to 80 kt in the afternoon. Elsewhere, NE winds 25 to 30 kt, becoming N to NE 35 to 40 kt in the afternoon. Seas 16 to 21 ft S of 27N, and 11 to 13 ft elsewhere. Scattered showers and isolated thunderstorms. VSBY 1 NM or less. .SUN NIGHT...TROPICAL STORM CONDITIONS EXPECTED. S of 27N, NW to N winds 50 to 65 kt. Seas 22 to 23 ft. Elsewhere, N winds 45 to 55 kt. Seas 17 to 19 ft. Scattered showers and isolated thunderstorms. .MON...HURRICANE CONDITIONS POSSIBLE. S of 27N, NW winds 35 to 40 kt, diminishing to 20 to 25 kt in the afternoon. Elsewhere, NW winds 45 to 55 kt. Seas 16 to 18 ft. Scattered showers and isolated thunderstorms. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .TUE...SW to W winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...SW to W winds 10 to 15 kt. Seas 3 to 5 ft. .WED...S to SW winds 5 to 10 kt. Seas 3 ft. .WED NIGHT...S to SW winds 5 to 10 kt. Seas 3 ft. $$ GMZ017-092115- W Central Gulf from 22N to 26N W of 94W- 503 AM EDT Sat Sep 9 2017 .TODAY...NE winds 10 to 15 kt. Seas 5 to 7 ft. Scattered showers. .TONIGHT...N to NE winds 15 to 20 kt. Seas 4 to 5 ft. Scattered thunderstorms. .SUN...N to NE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN NIGHT...N to NE winds 15 to 20 kt. Seas 6 to 8 ft. .MON...N winds 10 to 15 kt. Seas 6 to 9 ft in NE to E swell. .MON NIGHT...N winds 10 to 15 kt. Seas 6 to 8 ft in NE to E swell. .TUE...NW to N winds 5 to 10 kt. Seas 5 to 7 ft in NE to E swell. .TUE NIGHT...N winds 5 to 10 kt. Seas 4 to 6 ft in NE to E swell. .WED...S to SW winds 5 to 10 kt. Seas 3 to 5 ft. .WED NIGHT...SE to S winds 10 to 15 kt. Seas 2 ft or less. $$ GMZ019-092115- Central Gulf from 22N to 26N between 87W and 94W- 503 AM EDT Sat Sep 9 2017 .TODAY...NE winds 15 to 20 kt. Seas 5 to 7 ft. .TONIGHT...N to NE winds 15 to 20 kt. Seas 6 to 9 ft. .SUN...N to NE winds 15 to 20 kt. Seas 7 to 10 ft in NE to E swell. .SUN NIGHT...N winds 15 to 20 kt. Seas 8 to 11 ft in NE to E swell. .MON...N winds 10 to 15 kt. Seas 8 to 11 ft in NE swell. .MON NIGHT...N winds 10 to 15 kt. Seas 6 to 9 ft in NE swell. .TUE...NW winds 5 to 10 kt. Seas 5 to 7 ft in NE swell. .TUE NIGHT...W to NW winds 5 to 10 kt. Seas 3 to 5 ft. .WED...SW winds 5 to 10 kt. Seas 3 to 4 ft. .WED NIGHT...S winds 5 to 10 kt. Seas 2 ft or less. $$ GMZ021-092115- E Gulf from 22N to 25N E of 87W including Straits of Florida- 503 AM EDT Sat Sep 9 2017 ...HURRICANE WARNING... .TODAY...HURRICANE CONDITIONS. Straits of Florida, N to NE winds 40 to 45 kt, becoming N 75 to 85 kt in the afternoon. Seas 11 ft, building to 18 ft in the afternoon. Elsewhere, N to NE winds 20 to 25 kt. Seas 7 to 10 ft. .TONIGHT...HURRICANE CONDITIONS EXPECTED. Straits of Florida, N winds 90 to 110 kt. Seas 33 ft. Elsewhere, N to NE winds 25 to 30 kt, becoming N 35 to 40 kt late. Seas 13 ft, building to 18 ft late. Scattered showers and isolated thunderstorms. VSBY 1 NM or less. .SUN...TROPICAL STORM CONDITIONS EXPECTED. Straits of Florida, NW winds 65 to 75 kt, diminishing to 40 to 45 kt in the afternoon. Seas 26 ft, subsiding to 19 ft in the afternoon. Elsewhere, NW to N winds 40 to 50 kt. Seas 19 to 21 ft. Scattered showers and isolated thunderstorms. .SUN NIGHT...TROPICAL STORM CONDITIONS EXPECTED. Straits of Florida, W to NW winds 20 to 25 kt. Elsewhere, NW to N winds 40 to 45 kt, becoming NW 25 to 30 kt late. Seas 15 to 16 ft. .MON...W to NW winds 10 to 15 kt. Seas 9 to 14 ft in N swell. .MON NIGHT...W to NW winds 10 to 15 kt. Seas 7 to 10 ft in N swell. .TUE...SW to W winds 5 to 10 kt. Seas 5 to 7 ft in N swell. .TUE NIGHT...S to SW winds less than 5 kt. Seas 3 to 5 ft in NW to N swell. .WED...S to SW winds 5 to 10 kt. Seas 3 to 4 ft. .WED NIGHT...S winds 5 to 10 kt. Seas 3 ft in the evening, becoming 2 ft or less. $$ GMZ023-092115- SW Gulf S of 22N W of 94W- 503 AM EDT Sat Sep 9 2017 ...TROPICAL STORM WARNING... .TODAY...TROPICAL STORM CONDITIONS EXPECTED EARLY. S of 21N W of 95W, NE to E winds 35 to 40 kt, becoming N 5 to 10 kt in the afternoon. Elsewhere, NE to E winds 25 to 30 kt, becoming N to NE 5 to 10 kt in the afternoon. Seas 5 to 7 ft. Scattered thunderstorms. .TONIGHT...N winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers. .SUN...N winds 10 to 15 kt. Seas 3 to 5 ft. Scattered thunderstorms. .SUN NIGHT...N winds 10 to 15 kt. Seas 3 to 5 ft. .MON...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NW to N winds 10 to 15 kt. Seas 5 to 7 ft. .TUE NIGHT...N winds 5 to 10 kt. Seas 4 to 6 ft in NE swell. .WED...S to SW winds 5 to 10 kt. Seas 3 to 5 ft. .WED NIGHT...SE winds 5 to 10 kt. Seas 3 to 4 ft. $$ GMZ025-092115- E Bay of Campeche including Campeche Bank- 503 AM EDT Sat Sep 9 2017 .TODAY...N to NE winds 5 to 10 kt. Seas 3 to 5 ft. Scattered showers. .TONIGHT...N to NE winds 10 to 15 kt. Seas 3 to 4 ft. Scattered showers. .SUN...N winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers. .SUN NIGHT...N winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers. .MON...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. .MON NIGHT...NW to N winds 10 to 15 kt. Seas 4 to 6 ft. .TUE...NW winds 5 to 10 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 5 to 10 kt. Seas 3 to 5 ft. .WED...SW winds less than 5 kt. Seas 3 to 4 ft in N to NE swell. .WED NIGHT...E winds less than 5 kt. Seas 2 ft or less. $$ Forecaster Latto