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Offshore Forecast
Issued by NWS
Issued by NWS
566 FZNT26 KNHC 141541 OFFN05 NAVTEX Marine Forecast NWS National Hurricane Center Miami, FL 1141 AM EDT Wed Aug 14 2024 ...Please refer to Coastal Waters Forecasts (CWF) available through NOAA Weather Radio and other means for detailed Coastal Waters Forecasts... .SYNOPSIS...Recently upgraded Hurricane Ernesto is just N of the area located about 150 nm NW of San Juan, Puerto, or near 20.5N 67.6W at 11 AM EDT. It is moving northwest at 14 kt. Maximum sustained winds are 65 kt with gusts to 80 kt, and the minimum central pressure is 991 mb. Ernesto is forecast to continue to strengthen as it moves to near 22.3N 68.7W this evening and to near 24.5N 69.2W Thu morning with maximum sustained winds 80 kt gusts 100 kt. A general northward motion at a slower forward speed while it gradually strengthens as it moves across the western Atlantic, reaching near Bermuda Sat morning. Marine conditions will begin to gradually improve across the area Thu night through Fri. Atlantic high pressure will build westward across the region along 21N Fri through the weekend. San Juan Atlantic Waters ...TROPICAL STORM WARNING... .THIS AFTERNOON...TROPICAL STORM CONDITIONS. S winds 60 to 65 kt. Seas 15 to 20 ft. Numerous squalls and thunderstorms. .TONIGHT...TROPICAL STORM CONDITIONS EXPECTED. S winds 35 to 40 kt, becoming SE to S 25 to 30 kt late. Seas 10 to 15 ft in E to SE swell. Numerous squalls and thunderstorms. .THU...SE to S winds 20 to 25 kt. Seas 8 to 11 ft in W swell. Scattered showers and thunderstorms. .THU NIGHT...SE to S winds 10 to 15 kt. Seas 6 to 9 ft in NW swell. Scattered showers and isolated thunderstorms. .FRI...SE to S winds 10 to 15 kt. Seas 6 to 8 ft in NW swell. .FRI NIGHT...SE winds 10 to 15 kt. Seas 6 to 8 ft in NW to N swell. .SAT...SE winds 10 to 15 kt. Seas 5 to 7 ft. .SAT NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. .SUN...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. San Juan Caribbean Waters ...TROPICAL STORM WARNING E OF 68W... .THIS AFTERNOON...E of 68W, SE to S winds 25 to 35 kt, diminishing to 20 to 25 kt in the afternoon. Seas 7 to 10 ft, subsiding to 6 to 8 ft in the afternoon. W of 68W, SE to S winds 20 to 25 kt. Seas 6 to 8 ft. Winds and seas higher in and near numerous showers and thunderstorms. .TONIGHT...SE winds 15 to 20 kt. Seas 6 to 8 ft. Numerous showers and thunderstorms. .THU...SE winds 15 to 20 kt. Seas 5 to 7 ft. Scattered showers and thunderstorms. .THU NIGHT...E to SE winds 10 to 15 kt. Seas 4 to 6 ft. Scattered showers and isolated thunderstorms. .FRI...E to SE winds 10 to 15 kt. Seas 4 to 5 ft. .FRI NIGHT...E winds 15 to 20 kt. Seas 3 to 5 ft. .SAT...E to SE winds 10 to 15 kt. Seas 4 to 5 ft. .SAT NIGHT...E winds 10 to 15 kt. Seas 3 to 5 ft. .SUN...E to SE winds 15 to 20 kt. Seas 4 to 5 ft.