| NWS Forecast for: Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket (ANZ255) Issued by: National Weather Service Norton, MA Last Update: 1005 AM EDT Tue Jul 14 2026 | |
This Afternoon: SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave detail: W 6 ft at 6 seconds and SE 1 foot at 9 seconds. Tonight: SW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 8 ft. Wave detail: W 8 ft at 6 seconds and SE 1 foot at 9 seconds. Wed: W winds 20 to 25 kt, diminishing to 15 to 20 kt in the afternoon. Gusts up to 30 kt. Seas 5 to 8 ft, subsiding to 4 to 6 ft in the afternoon. Wave detail: W 8 ft at 6 seconds and SE 1 foot at 9 seconds, becoming SW 6 ft at 7 seconds and N 2 ft at 4 seconds. Wed Night: W winds 10 to 15 kt with gusts up to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave detail: SW 4 ft at 7 seconds and N 1 foot at 4 seconds. Thu: W winds 5 to 10 kt, becoming SW 15 to 20 kt with gusts up to 25 kt in the afternoon. Seas 2 to 4 ft. Wave detail: SW 4 ft at 6 seconds and NW 2 ft at 4 seconds. Thu Night: W winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave detail: W 4 ft at 3 seconds and SW 4 ft at 6 seconds. Fri And Fri Night: W winds 5 to 10 kt. Seas 2 to 3 ft. Sat: SW winds 5 to 10 kt. Seas 2 to 3 ft. A chance of showers. Sat Night: S winds 10 to 15 kt. Seas 2 to 4 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: Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket (ANZ255) | |
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