000 FZNT24 KNHC 060357 OFFNT4 Offshore Waters Forecast for the Gulf of Mexico NWS National Hurricane Center Miami, FL 1157 PM EDT Mon Oct 5 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. GMZ001-061600- Synopsis for the Gulf of Mexico 1157 PM EDT Mon Oct 5 2020 .SYNOPSIS...Hurricane Delta continues to rapidly intensify in the Caribbean near 16.8N 80.3W 977 mb at 11 PM EDT moving WNW at 6 kt. Maximum sustained winds 70 kt gusts 85 kt. Delta is expected to become a major hurricane as it approaches the Yucatan Channel by late Tue, then move across the NE tip of Yucatan Wed morning before entering the south-central Gulf. Delta will reach 23.0N 89.5W Wed evening, 24.0N 90.8W Thu morning, 25.2N 91.7W Thu evening, then to near the Louisiana coast by late Fri. Meanwhile, recently downgraded Post-Tropical Cyclone Gamma is off the north coast of Yucatan near 21.6N 88.4W 1005 mb at 11 PM EDT moving SW at 5 kt. Maximum sustained winds 30 kt gusts 40 kt. Gamma will move inland to 21.1N 88.9W Tue morning, inland to 20.2N 89.6W Tue evening, and dissipate Wed morning. $$ GMZ011-061600- NW Gulf including Stetson Bank- 1157 PM EDT Mon Oct 5 2020 .OVERNIGHT...NE winds 10 to 15 kt. Seas 5 to 7 ft in E swell. .TUE...N to NE winds 15 to 20 kt. Seas 5 to 7 ft. .TUE NIGHT...NE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .WED...NE winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .WED NIGHT...NE winds 15 to 20 kt. Seas 6 to 8 ft. .THU...TROPICAL STORM CONDITIONS POSSIBLE. Scattered showers and isolated tstms. .THU NIGHT...HURRICANE CONDITIONS POSSIBLE. .FRI...HURRICANE CONDITIONS POSSIBLE. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...W winds 10 kt. Seas 4 to 6 ft in E swell, subsiding to 2 to 4 ft late in the afternoon. .SAT NIGHT...S to SW winds 15 to 20 kt. Seas 2 to 4 ft. $$ GMZ013-061600- N Central Gulf including Flower Garden Banks Marine Sanctuary- 1157 PM EDT Mon Oct 5 2020 .OVERNIGHT...NE winds 20 to 25 kt. Seas 7 to 10 ft in E to SE swell. Scattered tstms. .TUE...NE winds 15 to 20 kt. Seas 6 to 8 ft. Scattered showers and isolated tstms. .TUE NIGHT...NE to E winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. NE to E winds 20 to 25 kt. Seas 9 to 13 ft W of 90W, and 7 to 11 ft elsewhere. Scattered showers and isolated tstms. .THU...HURRICANE CONDITIONS POSSIBLE. Scattered showers and isolated tstms. .THU NIGHT...HURRICANE CONDITIONS POSSIBLE. .FRI...HURRICANE CONDITIONS POSSIBLE. .FRI NIGHT...HURRICANE CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. $$ GMZ015-061600- NE Gulf N of 25N E of 87W- 1157 PM EDT Mon Oct 5 2020 .OVERNIGHT...E winds 15 to 20 kt. Seas 6 to 8 ft. Scattered showers and isolated tstms. .TUE...E winds 10 to 15 kt. Seas 3 to 5 ft. Scattered showers and isolated tstms. .TUE NIGHT...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .WED...E winds 15 to 20 kt. Seas 7 to 10 ft in S swell. Scattered showers and isolated tstms. .WED NIGHT...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. .THU...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. .THU NIGHT...E to SE winds 15 to 20 kt. Seas 6 to 8 ft. .FRI...TROPICAL STORM CONDITIONS POSSIBLE. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. $$ GMZ017-061600- W Central Gulf from 22N to 26N W of 94W- 1157 PM EDT Mon Oct 5 2020 .OVERNIGHT...N to NE winds 10 kt W of 96W, and N to NE 15 to 20 kt elsewhere. Seas 6 to 9 ft in NE to E swell. .TUE...N winds 15 to 20 kt. Seas 6 to 8 ft in NE to E swell. .TUE NIGHT...N winds 15 to 20 kt. Seas 6 to 8 ft. Scattered showers and isolated tstms. .WED...N winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. N winds 20 to 25 kt. W of 96W, seas 5 to 7 ft. Elsewhere, seas 6 to 8 ft, building to 9 to 13 ft late. Scattered showers and isolated tstms. .THU...TROPICAL STORM CONDITIONS POSSIBLE. Scattered showers and isolated tstms. .THU NIGHT...HURRICANE CONDITIONS POSSIBLE. .FRI...HURRICANE CONDITIONS POSSIBLE. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SW to W winds 10 to 15 kt. Seas 6 to 9 ft. .SAT...S to SW winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...SE to S winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ019-061600- Central Gulf from 22N to 26N between 87W and 94W- 1157 PM EDT Mon Oct 5 2020 ...HURRICANE WARNING... .OVERNIGHT...NE winds 20 to 25 kt. Seas 8 to 12 ft in NE swell. Scattered showers and isolated tstms. .TUE...NE winds 20 to 25 kt. Seas 7 to 10 ft in E swell. Scattered showers and isolated tstms. .TUE NIGHT...TROPICAL STORM CONDITIONS EXPECTED. S of 24N, NE winds 25 to 30 kt, increasing to 50 to 55 kt late. Seas 6 to 8 ft, building to 10 to 15 ft late. Elsewhere, NE to E winds 20 to 25 kt. Seas 6 to 8 ft. Scattered showers and isolated tstms. .WED...HURRICANE CONDITIONS EXPECTED. S of 24N, N to NE winds 75 to 85 kt. Elsewhere, NE to E winds 25 to 30 kt, increasing to 35 to 40 kt. Seas 14 to 22 ft S of 24N, and 9 to 13 ft elsewhere. Scattered showers and isolated tstms. Vsby 1 NM or less. .WED NIGHT...HURRICANE CONDITIONS POSSIBLE. S of 24N, NW to N winds 75 to 85 kt, shifting to SW late. Elsewhere, NE to E winds 45 to 55 kt, becoming E 75 to 85 kt late. Seas 16 to 24 ft S of 24N, and 15 to 23 ft elsewhere. Scattered showers and isolated tstms. Vsby 1 NM or less. .THU...HURRICANE CONDITIONS POSSIBLE. Scattered showers and isolated tstms. .THU NIGHT...HURRICANE CONDITIONS POSSIBLE. .FRI...HURRICANE CONDITIONS POSSIBLE. .FRI NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. .SAT...SW to W winds 10 to 15 kt. Seas 4 to 6 ft. .SAT NIGHT...S winds 10 kt. Seas 2 to 4 ft. $$ GMZ021-061600- E Gulf from 22N to 25N E of 87W including Straits of Florida- 1157 PM EDT Mon Oct 5 2020 ...TROPICAL STORM WARNING... .OVERNIGHT...E to SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and isolated tstms. .TUE...E winds 15 to 20 kt. Seas 4 to 6 ft. Scattered showers and isolated tstms. .TUE NIGHT...TROPICAL STORM CONDITIONS EXPECTED. Straits of Florida, E to SE winds 30 to 35 kt. Seas 10 to 16 ft. Elsewhere, E winds 25 to 30 kt, becoming E to SE 45 to 55 kt late. Seas 9 to 13 ft, building to 14 to 21 ft late. Scattered showers and isolated tstms. .WED...TROPICAL STORM CONDITIONS EXPECTED. Straits of Florida, SE winds 25 to 30 kt, diminishing to 15 to 20 kt. Seas 9 to 13 ft, subsiding to 6 to 9 ft. Elsewhere, E to SE winds 40 to 45 kt, becoming SE 20 to 25 kt. Seas 12 to 19 ft, subsiding to 9 to 13 ft. Scattered showers and isolated tstms. .WED NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. SE winds 20 to 25 kt. Seas 6 to 8 ft. Scattered showers and isolated tstms. .THU...SE winds 15 to 20 kt. Seas 4 to 6 ft. .THU NIGHT...SE winds 15 to 20 kt. Seas 4 to 6 ft. .FRI...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. .FRI NIGHT...SE to S winds 15 to 20 kt. Seas 3 to 5 ft. .SAT...S winds 10 to 15 kt. Seas 3 to 5 ft. .SAT NIGHT...S winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ023-061600- SW Gulf S of 22N W of 94W- 1157 PM EDT Mon Oct 5 2020 .OVERNIGHT...NW to N winds 15 to 20 kt. Seas 6 to 9 ft in NE swell. .TUE...NW to N winds 15 to 20 kt. Seas 6 to 8 ft in NE swell. .TUE NIGHT...NW to N winds 20 to 25 kt. Seas 6 to 8 ft. .WED...NW winds 20 to 25 kt. Seas 6 to 9 ft in NE swell. Scattered showers and isolated tstms. .WED NIGHT...NW winds 20 to 25 kt. Seas 5 to 7 ft. .THU...NW winds 20 to 25 kt. Seas 7 to 10 ft in NE swell. .THU NIGHT...W to NW winds 15 to 20 kt. Seas 7 to 10 ft in NE swell. .FRI...NW winds 15 to 20 kt. Seas 6 to 9 ft in N to NE swell. .FRI NIGHT...SE to S winds 10 kt. Seas 6 to 8 ft in N to NE swell. .SAT...SE to S winds 10 kt. Seas 3 to 5 ft. .SAT NIGHT...SE winds 10 to 15 kt. Seas 2 to 4 ft. $$ GMZ025-061600- E Bay of Campeche including Campeche Bank- 1157 PM EDT Mon Oct 5 2020 ...HURRICANE WARNING... .OVERNIGHT...NW to N winds 20 to 25 kt. Seas 7 to 11 ft in N to NE swell. Scattered showers and isolated tstms. .TUE...NW to N winds 20 to 25 kt. Seas 7 to 10 ft in N to NE swell. Scattered showers and isolated tstms. .TUE NIGHT...TROPICAL STORM CONDITIONS EXPECTED. Within 60 nm of coast of Campeche, N to NE winds 20 to 25 kt. Seas 6 to 8 ft, subsiding to 3 to 5 ft late. Elsewhere, N winds 25 to 30 kt, increasing to 75 to 85 kt late. Seas 6 to 9 ft. Scattered showers and isolated tstms. .WED...HURRICANE CONDITIONS EXPECTED. Within 60 nm of coast of Campeche, NW winds 15 to 20 kt. Elsewhere, NW winds 75 to 85 kt, diminishing to 35 to 40 kt. Seas 4 to 6 ft within 60 nm of coast of Campeche, and 7 to 11 ft elsewhere. Scattered showers and isolated tstms. .WED NIGHT...HURRICANE CONDITIONS POSSIBLE. Within 60 nm of coast of Campeche, W winds 15 to 20 kt. Seas 5 to 7 ft. Elsewhere, W winds 25 to 30 kt. Seas 7 to 11 ft. Scattered showers and isolated tstms. .THU...TROPICAL STORM CONDITIONS POSSIBLE. Scattered showers and isolated tstms. .THU NIGHT...SW to W winds 10 to 15 kt. Seas 6 to 9 ft in NW to N swell. .FRI...W winds 10 to 15 kt. Seas 6 to 8 ft in NW to N swell. .FRI NIGHT...W winds 10 kt late in the evening, becoming variable less than 5 kt. Seas 4 to 6 ft in NW to N swell. .SAT...Variable winds less than 5 kt, becoming N 10 kt late in the afternoon. Seas 2 to 4 ft. .SAT NIGHT...E winds 10 kt. Seas 2 to 4 ft. $$ Forecaster Christensen