Coastal Waters Forecast for Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket (ANZ255) (Text-Only)
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: 705 AM EDT Thu Sep 18 2025
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Today: NW winds 5 to 10 kt. Seas 2 to 4 ft. Wave detail: S 3 ft at 7 seconds. Patchy fog. Patchy drizzle. A slight chance of showers this morning. Vsby 1 nm or less.

Tonight: W winds 5 to 10 kt. Seas 2 to 3 ft. Wave detail: S 3 ft at 7 seconds and W 2 ft at 4 seconds. Patchy fog. Vsby 1 nm or less.

Fri: NW winds 5 to 10 kt. Seas 2 to 3 ft. Wave detail: S 3 ft at 7 seconds and W 2 ft at 4 seconds. Patchy fog in the morning with vsby 1 nm or less.

Fri Night: NE winds 5 to 10 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 4 ft. Wave detail: NE 3 ft at 4 seconds and S 2 ft at 7 seconds.

Sat And Sat Night: E winds 15 to 20 kt. Seas 2 to 4 ft. Wave detail: N 3 ft at 4 seconds and SE 2 ft at 8 seconds.

Sun Through Mon Night: SW winds 10 to 15 kt. Seas 2 to 4 ft. Wave detail: SE 4 ft at 12 seconds and SW 2 ft at 3 seconds.

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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