000 FZNT25 KNHC 180913 OFFN04 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 513 AM EDT Mon Sep 18 2023 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... Southeast Gulf of Mexico .SYNOPSIS...A weak trough just inland the Texas coast will be replaced by another weak trough on today that will moves off the Texas coast and over NW Gulf. The trough is expected to be accompanied by a wind shift along with a few showers and thunderstorms. Winds will be moderate or weaker with slight seas through Thu, pulsing to moderate to fresh offshore the W Yucatan in the evenings. Winds may freshen in the NE Gulf by the end of the week due to building high pressure north of the area with seas also building. .TODAY...S of 24N, variable winds less than 5 kt. N of 24N, variable winds less than 5 kt, becoming N 10 kt in the afternoon. Seas 3 ft or less. Isolated showers and thunderstorms. .TONIGHT...NE winds 10 kt. Seas 3 ft or less. Scattered showers and Isolated thunderstorms. .TUE...NE to E winds 10 kt. Seas 3 ft or less. Scattered showers and Isolated thunderstorms. .TUE NIGHT...NE to E winds 10 kt. Seas 3 ft or less. Scattered showers and Isolated thunderstorms. .WED...Variable winds less than 5 kt. Seas 3 ft or less in SE to S swell. .WED NIGHT...NE to E winds 10 kt. Seas 3 ft or less. .THU...Variable winds less than 5 kt. Seas 3 ft or less in SE to S swell. .THU NIGHT...NE winds 10 kt. Seas 3 ft or less. .FRI...NE winds 10 kt. Seas 2 to 4 ft. .FRI NIGHT...S of 24N, NE winds 10 kt in the evening, becoming variable less than 5 kt. N of 24N, NE winds 10 kt. Seas 2 to 4 ft. Within 200 nm east of the coast of Florida .SYNOPSIS...Hurricane Nigel is near 26.5N 50.7W at 5 AM EDT, and is moving northwest at 10 kt. Maximum sustained winds are 70 kt with gusts to 85 kt, and the minimum central pressure is 984 mb. Nigel will continue strengthen as it moves to near 27.6N 51.8W this afternoon with maximum sustained winds 85 kt gusts 105 kt, to near 29.1N 53.3W late tonight with maximum sustained winds 100 kt gusts 120 kt, to near 30.8N 54.6W Tue afternoon and maintain intensity as it moves to north of the area near 33.1N 55.0W late Tue night. Nigel is forecast to gradually weaken as it accelerates northeastward farther away from the area through the rest of the week. A cold front along the southeastern United Stated coast will reach from near 31N72W to near Jupiter, Florida Tue morning, then stall over the northern forecast waters through the end of the week. Winds and seas may increase west of the stalled boundary by the end of the week as a tight pressure gradient develops due to building high pressure inland and a developing coastal trough off the Carolinas. .TODAY...S to SW winds 5 to 10 kt S of 27N, and W 10 to 15 kt N of 27N. Seas 3 to 4 ft. Scattered showers and isolated thunderstorms. .TONIGHT...NE to E winds 5 to 10 kt S of 27N, and N to NE 10 to 15 kt N of 27N. Seas 2 ft or less. Scattered showers and isolated thunderstorms. .TUE...E winds 5 to 10 kt S of 27N, and NE to E 10 to 15 kt N of 27N. Seas 3 ft. Scattered showers and isolated thunderstorms. TUE NIGHT...E winds 5 to 10 kt S of 27N, and NE to E 10 to 15 kt N of 27N. Seas 3 ft. Scattered showers and isolated thunderstorms. .WED...E winds 10 to 15 kt. Seas 3 to 4 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .THU...NE to E winds 10 to 15 kt. Seas 3 to 5 ft. .THU NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .FRI...S winds 5 to 10 kt, shifting to W in the afternoon. Seas 4 to 6 ft in NE swell. .FRI NIGHT...NE winds 15 to 20 kt, shifting to SE 10 to 15 kt after midnight. Seas 4 to 6 ft.