| NWS Forecast for: Block Island Sound (ANZ237) Issued by: National Weather Service Norton, MA Last Update: 706 PM EDT Tue Aug 11 2026 |  |
| Tonight: W winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave detail: S 2 ft at 6 seconds and W 1 foot at 3 seconds. A chance of showers after midnight. Wed: N winds around 5 kt, becoming SE in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave detail: S 2 ft at 5 seconds and NW 1 foot at 4 seconds, becoming N 1 foot at 2 seconds and S 1 foot at 5 seconds. Wed Night: SW winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight. Wave detail: W 1 foot at 2 seconds and S 1 foot at 4 seconds, becoming S 1 foot at 2 seconds and W 1 foot at 2 seconds. Thu: W winds 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas around 2 ft. Wave detail: SW 2 ft at 3 seconds and SE 1 foot at 8 seconds. Thu Night And Fri: W winds 5 to 10 kt. Seas around 2 ft. Wave detail: SW 2 ft at 4 seconds and SE 1 foot at 7 seconds. Fri Night: NW winds 10 to 15 kt. Seas around 2 ft. Wave detail: NW 2 ft at 3 seconds and N 2 ft at 3 seconds. Sat Through Sun: SW winds 5 to 10 kt. Seas around 2 ft. Sun Night: SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. | |
| Zone Forecast: Block Island Sound (ANZ237) | |
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