


Offshore Forecast
Issued by NWS
Issued by NWS
532 FZNT26 KNHC 162132 OFFN05 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 532 PM EDT Sat Aug 16 2025 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...Major Hurricane Erin is near 20.0N 64.0W, or about 150 nm NE of San Juan, Puerto Rico at 5 PM EDT. It is moving west at 13 kt. Maximum sustained winds are 140 kt with gusts to 170 kt, and the minimum central pressure is 915 mb. Erin will move to near 20.4N 65.7W late tonight, maintain intensity as it moves to near 21.4N 67.6W Sun afternoon, to near 22.7N 69.2W late Sun night with maximum sustained winds 135 kt gusts to 165 kt, and continue to slowly weaken as it moves to near 24.0N 70.2W Mon afternoon, to near 25.5N 70.9W late Mon night, and to near 27.3N 71.3W Tue afternoon with maximum sustained winds 120 kt gusts to 145 kt. Erin is forecast to change little in intensity as it moves to near 31.7N 70.8W Wed afternoon, and continue to weaken as it pulls well north of 31N through Thu night. Swells generated by Erin will affect portions of the northern Leeward Islands, the Virgin Islands, Puerto Rico, Hispaniola, and the Turks and Caicos Islands through the rest of the weekend. These swells will also impact the Atlantic and Caribbean passages through at least early next week. Mariners and visitors are urged to remain in port through the weekend. San Juan Atlantic Waters ...HURRICANE WARNING... .TONIGHT...HURRICANE CONDITIONS. NW to N winds 100 to 120 kt, becoming W 95 to 115 kt after midnight. Seas 16 to 21 ft. Numerous squalls and thunderstorms. .SUN...HURRICANE CONDITIONS EXPECTED. S to SW winds 105 to 125 kt. Seas 18 to 28 ft in NW swell. Scattered showers and isolated thunderstorms. Vsby 1 NM or less. .SUN NIGHT...TROPICAL STORM CONDITIONS EXPECTED. S to SW winds 45 to 50 kt, becoming S 30 to 35 kt after midnight. Seas 12 to 17 ft in NW swell. Numerous squalls and thunderstorms. .MON...TROPICAL STORM CONDITIONS POSSIBLE. S winds 25 to 30 kt. Seas 9 to 14 ft in NW swell. Scattered showers and isolated thunderstorms. .MON NIGHT...S winds 20 to 25 kt. Seas 7 to 10 ft in NW swell. .TUE...SE to S winds 15 to 20 kt. Seas 6 to 9 ft. .TUE NIGHT...SE winds 15 to 20 kt. Seas 6 to 9 ft. .WED...SE winds 10 to 15 kt. Seas 6 to 8 ft in NW swell. .WED NIGHT...E to SE winds 10 to 15 kt. Seas 5 to 6 ft. .THU...E winds 15 to 20 kt. Seas 4 to 6 ft. San Juan Caribbean Waters .TONIGHT...SW to W winds 20 to 25 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .SUN...S to SW winds 20 to 25 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .SUN NIGHT...S winds 15 to 20 kt. Seas 4 to 6 ft. .MON...S winds 15 to 20 kt. Seas 3 to 5 ft. Scattered showers and isolated thunderstorms. .MON NIGHT...SE to S winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .TUE...SE winds 10 to 15 kt. Seas 4 to 6 ft. .TUE NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. .WED...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. .WED NIGHT...E winds 10 to 15 kt. Seas 4 to 6 ft. .THU...NE to E winds 10 to 15 kt. Seas 4 to 6 ft.