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: 1004 PM EDT Sat Sep 12 2026
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Overnight: SE winds 10 to 15 kt. Seas around 2 ft. Wave detail: S 2 ft at 4 seconds and NE 1 foot at 3 seconds.

Sun: SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: SE 3 ft at 4 seconds and SE 1 foot at 10 seconds. A chance of showers in the morning. Showers in the afternoon.

Sun Night: W winds around 10 kt. Seas 2 to 3 ft. Wave detail: E 3 ft at 5 seconds and S 3 ft at 6 seconds. Patchy fog. A chance of showers in the evening. Vsby 1 to 3 nm, decreasing to 1 nm or less after midnight.

Mon: NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: SW 3 ft at 6 seconds and SE 2 ft at 6 seconds. A chance of showers. Patchy fog in the morning with vsby 1 nm or less.

Mon Night Through Tue Night: E winds 15 to 20 kt. Seas 2 to 4 ft. Wave detail: NE 3 ft at 5 seconds and W 2 ft at 4 seconds.

Wed Through Thu Night: SW winds 10 to 15 kt. Seas 2 to 4 ft. Wave detail: E 4 ft at 8 seconds and SW 2 ft at 4 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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