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: 106 AM EST Thu Jan 15 2026
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Rest Of Tonight: S winds 10 to 15 kt. Seas 4 to 5 ft. Wave detail: S 5 ft at 7 seconds. Patchy fog. Rain. Vsby 1 to 3 nm.

Thu: SW winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 35 kt. Seas 5 to 7 ft, building to 7 to 10 ft in the afternoon. Wave detail: S 6 ft at 8 seconds and SE 2 ft at 9 seconds, becoming S 8 ft at 9 seconds and SE 3 ft at 9 seconds. Patchy fog in the morning with vsby 1 to 3 nm.

Thu Night: W winds 20 to 25 kt, increasing to 25 to 30 kt after midnight. Gusts up to 40 kt. Seas 7 to 10 ft. Wave detail: SW 10 ft at 9 seconds and W 2 ft at 4 seconds.

Fri: W winds 30 to 35 kt, diminishing to 25 to 30 kt in the afternoon. Seas 8 to 11 ft. Wave detail: SW 11 ft at 10 seconds and W 3 ft at 5 seconds.

Fri Night: SW winds 20 to 25 kt with gusts up to 35 kt, diminishing to 15 to 20 kt with gusts up to 25 kt after midnight. Seas 5 to 8 ft. Wave detail: SW 8 ft at 9 seconds and SE 2 ft at 12 seconds.

Sat And Sat Night: W winds 10 to 15 kt with gusts up to 20 kt. Seas 5 to 7 ft. Wave detail: SW 7 ft at 9 seconds and SE 2 ft at 11 seconds. A chance of rain.

Sun: W winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 7 ft. A chance of rain.

Sun Night: W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. A chance of snow.

Mon And Mon Night: W winds 20 to 25 kt, increasing to 25 to 30 kt. Seas 5 to 8 ft.

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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