000 FZNT25 KNHC 141509 OFFN04 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1105 AM EDT Sat Sep 14 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 showers and thunderstorms over the eastern Gulf of Mexico is primarily associated with an upper- level low. Only slow development of this system is likely during the next couple of days. However, conditions could become more conducive for development early next week as the system moves over the western Gulf of Mexico. Fresh to locally strong NE to E winds will persist over the eastern Gulf today, between high pressure over the Mississippi Valley and Tropical Storm Humberto near the Bahamas. Winds and seas will diminish tonight into Sun as Humberto moves away from the eastern coast of Florida. .THIS AFTERNOON...E winds 15 to 20 kt. Seas 3 to 6 ft. Scattered showers and isolated tstms. .TONIGHT...E winds 15 to 20 kt. Seas 3 to 6 ft. Scattered showers and isolated tstms. .SUN...SE to S winds 10 to 15 kt, shifting to SW to W 5 to 10 kt in the afternoon. Seas 3 to 4 ft. .SUN NIGHT...W to NW winds 5 to 10 kt. Seas 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. Within 200 nm east of the coast of Florida .SYNOPSIS...Tropical Storm Humberto near 26.6N 76.7W 1005 mb t 11 AM EDT moving N at 0 kt. Maximum sustained winds 45 kt gusts 55 kt. Humberto will move to 27.6N 77.6W this evening, 28.7N 78.1W Sun morning, strengthen to a hurricane near 29.5N 78.0W Sun evening, 30.0N 77.0W Mon morning, and 30.5N 74.5W Tue morning. Humberto will change little in intensity as it moves to the near 31.5N 70.0W early Wed, and continue to near 34.5N 63.0W on Thu. The center of Humberto should gradually move away from the NW Bahamas later today or tonight, and then will move well offshore of the east coast of Florida this weekend and early next week. Humberto is forecast to become a hurricane by Sunday night well east of the east coast of Florida. Northerly swell will reach the Atlantic passages into the Caribbean Sea late on Mon. ...HURRICANE WARNING... .THIS AFTERNOON...TROPICAL STORM CONDITIONS. W winds 20 to 25 kt S of 27N, and NE 40 to 50 kt N of 27N. Seas 3 to 10 ft in NE swell. Scattered showers and isolated tstms. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. S of 27N, SW to W winds 15 to 20 kt. N of 27N,NE winds 50 to 55 kt, shifting to W after midnight. Seas 3 to 15 ft in NE swell. Scattered showers and isolated tstms. .SUN...TROPICAL STORM CONDITIONS EXPECTED. SW to W winds 10 to 15 kt S of 27N, and SW to W 50 to 65 kt N of 27N. Seas 3 to 16 ft in NE swell. Scattered showers and isolated tstms. Vsby 1 NM or less. .SUN NIGHT...TROPICAL STORM CONDITIONS EXPECTED. SW to W winds 15 to 20 kt S of 27N, and SW to W 60 to 65 kt N of 27N. Seas 3 to 17 ft in N to NE swell. Scattered showers and isolated tstms. .MON...HURRICANE CONDITIONS POSSIBLE. S of 27N,W winds 10 to 15 kt. N of 27N,W winds 60 to 70 kt, becoming W to NW 40 to 45 kt in the afternoon. Seas 3 to 13 ft in N to NE swell. Scattered showers and isolated tstms. .MON NIGHT...HURRICANE CONDITIONS POSSIBLE. .TUE...TROPICAL STORM CONDITIONS POSSIBLE. .TUE NIGHT...N winds 10 to 15 kt. Seas 3 to 9 ft in N to NE swell. .WED...N to NE winds 10 to 15 kt S of 27N, and N 10 to 15 kt N of 27N. Seas 3 to 9 ft in NE swell.