| NWS Forecast for: Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM (ANZ283) Issued by: National Weather Service Norton, MA Last Update: 1003 AM EDT Wed Jul 22 2026 | |
| This Afternoon: SW winds 20 to 25 kt with gusts up to 30 kt. Seas 8 to 10 ft. Wave detail: S 10 ft at 9 seconds and E 1 foot at 8 seconds. Patchy fog. Showers likely with a slight chance of tstms, then a chance of showers with vsby 1 to 3 nm. Tonight: SW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 30 kt. Seas 8 to 9 ft, subsiding to 6 to 8 ft after midnight. Wave detail: S 9 ft at 9 seconds and S 6 ft at 13 seconds, becoming S 8 ft at 9 seconds and E 1 foot at 10 seconds. A chance of showers. Patchy fog after midnight. Thu: N winds around 10 kt, becoming NE in the afternoon. Seas 5 to 7 ft. Wave detail: S 6 ft at 9 seconds and N 2 ft at 6 seconds. Patchy fog in the morning. A chance of showers in the morning. Thu Night: NE winds 5 to 10 kt. Seas 4 to 6 ft. Wave detail: S 5 ft at 8 seconds and NE 2 ft at 8 seconds. Fri And Fri Night: NE winds 5 to 10 kt. Seas 3 to 4 ft. Wave detail: S 4 ft at 7 seconds and SE 4 ft at 8 seconds. Sat Through Sun Night: NE winds 10 to 15 kt. Seas 3 to 4 ft. Wave detail: E 4 ft at 7 seconds and NE 4 ft at 13 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: Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM (ANZ283) | |
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