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Nantucket Sound Marine Forecast

Updated 10:04pm EDT May 1, 2025
Zone Map
Overnight
S winds 10 to 15 kt. Gusts up to 20 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 4 seconds and SE 1 foot at 9 seconds. A chance of showers with isolated tstms.
Fri
S winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 4 seconds and NE 1 foot at 5 seconds. Patchy fog. Showers likely in the morning. Vsby 1 NM or less.
Fri Night
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 8 seconds. Patchy fog. Vsby 1 to 3 NM.
Sat
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and S 2 ft at 7 seconds.
Sat Night
SW winds around 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 8 seconds. A chance of showers after midnight.
Sun And Sun Night
E winds 10 to 15 kt with gusts up to 20 kt.
Mon
E winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. A chance of showers.
Mon Night
E winds 10 to 15 kt. Seas around 2 ft.
Tue
SE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers.
Tue Night
SE winds 10 to 15 kt. Seas 2 to 3 ft. Showers likely.