000 FZNT25 KNHC 150905 OFFN04 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 505 AM EDT Sun Sep 15 2019 ...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 large area of cloudiness and showers over the eastern and central Gulf of Mexico is associated with an upper- level low and a weak surface trough. Some slow development of this system is possible during the next couple of days while it moves westward over the western Gulf of Mexico. The system is forecast to move inland along the northwestern Gulf coast by late Monday or Tuesday and further development is not expected after that time. Weak high pressure will build over the Gulf through mid week. .TODAY...S winds 15 to 20 kt. Seas 3 to 4 ft. Scattered showers. .TONIGHT...W to NW winds 5 to 10 kt, shifting to S to SW after midnight. Seas 3 ft in the evening, subsiding to 2 ft or less. .MON...NW winds 5 to 10 kt. Seas 2 ft or less. .MON NIGHT...NW to N winds 10 to 15 kt. Seas 2 ft or less. .TUE...N winds 5 to 10 kt. Seas 2 ft or less. .TUE NIGHT...N winds 5 to 10 kt. Seas 2 ft or less. .WED...N to NE winds 5 to 10 kt. Seas 2 ft or less. .WED NIGHT...NE winds 10 to 15 kt. Seas 2 ft or less. .THU...NE winds 15 to 20 kt. Seas 3 ft. Within 200 nm east of the coast of Florida .SYNOPSIS...Tropical Storm Humberto near 27.6N 77.3W 1000 mb at 2 AM EDT moving NNW at 5 kt. Maximum sustained winds 50 kt gusts 60 kt. Humberto will move to 29.0N 77.9W this afternoon, strengthen to a hurricane near 29.6N 77.6W Mon morning, 30.1N 76.7W Mon afternoon, 30.5N 75.3W Tue morning, and 31.3N 71.2W Wed morning. Humberto will change little in intensity as it moves eastward toward Bermuda through mid week. Northerly swell will reach the Atlantic passages into the Caribbean Sea late on Mon. ...HURRICANE WARNING... .TODAY...HURRICANE CONDITIONS. SW to W winds 10 to 15 kt S of 27N, and SW to W 65 to 85 kt N of 27N. Seas to 19 ft in NE to E swell. Scattered squalls. Vsby 1 NM or less. .TONIGHT...HURRICANE CONDITIONS EXPECTED. S of 27N,W to NW winds 10 to 15 kt, shifting to SW after midnight. N of 28N, winds 65 to 85 kt. Seas to 19 ft in NE swell. Scattered squalls. Vsby 1 NM or less. .MON...TROPICAL STORM CONDITIONS EXPECTED. W winds 10 to 15 kt S of 27N, and W to NW 55 to 65 kt N of 27N. Seas to 15 ft in NE swell. Scattered showers. Vsby 1 NM or less. .MON NIGHT...TROPICAL STORM CONDITIONS POSSIBLE. NW winds 5 to 10 kt S of 27N, and NW 25 to 30 kt N of 27N. Seas 3 to 10 ft. .TUE...TROPICAL STORM CONDITIONS POSSIBLE. NW to N winds 10 to 15 kt S of 27N, and NW to N 15 to 20 kt N of 27N. Seas 3 to 9 ft. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 9 ft. .WED...N to NE winds 10 to 15 kt S of 27N, and N 10 to 15 kt N of 27N. Seas 3 to 8 ft. .WED NIGHT...NE winds 10 to 15 kt S of 27N, and NE 15 to 20 kt N of 27N. Seas 3 to 8 ft. .THU...NE winds 10 to 15 kt. Seas 3 to 9 ft.