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: 405 AM EDT Sat Jul 19 2025
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Today: S winds around 5 kt, increasing to 5 to 10 kt this afternoon. Seas 2 to 3 ft. Wave detail: S 3 ft at 7 seconds and N 1 foot at 4 seconds.

Tonight: S winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave detail: S 2 ft at 6 seconds and N 1 foot at 4 seconds. Patchy fog after midnight with vsby 1 nm or less.

Sun: S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: S 3 ft at 5 seconds and SE 1 foot at 9 seconds. A chance of showers. A chance of tstms in the morning. Patchy fog in the morning. Vsby 1 to 3 nm.

Sun Night: SW winds 10 to 15 kt, becoming NW after midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: SW 3 ft at 6 seconds and NW 2 ft at 3 seconds. A chance of showers in the evening with vsby 1 to 3 nm.

Mon And Mon Night: N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: N 3 ft at 4 seconds and S 3 ft at 6 seconds.

Tue Through Wed Night: S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: S 3 ft at 4 seconds and N 2 ft at 4 seconds.

winds and seas higher in and near tstms.

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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