Hazardous Weather Conditions
Last Update: 704 AM EDT Fri Apr 3 2026
For More Weather Information:
11NM SW Nantucket MA
Marine Zone Forecast
Today
SE winds 10 to 15 kt, becoming SW 15 to 20 kt with gusts up to 25 kt this afternoon. Seas 3 to 5 ft. Wave detail: S 4 ft at 6 seconds. Patchy fog. Vsby 1 nm or less.
Tonight
SW winds 20 to 25 kt. Seas 5 to 7 ft. Wave detail: SW 6 ft at 6 seconds and E 3 ft at 7 seconds. Patchy fog. Vsby 1 nm or less.
Sat
W winds 15 to 20 kt, becoming NE 10 to 15 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to 4 ft in the afternoon. Wave detail: SW 5 ft at 6 seconds and E 2 ft at 7 seconds, becoming SW 4 ft at 7 seconds and E 2 ft at 7 seconds. Patchy fog in the morning with vsby 1 nm or less.
Sat Night
E winds 15 to 20 kt, becoming SE after midnight. Gusts up to 25 kt. Seas 3 to 4 ft. Wave detail: SE 4 ft at 5 seconds.
Sun
S winds 25 to 30 kt with gusts up to 35 kt. Seas 5 to 7 ft, building to 8 to 11 ft in the afternoon. Wave detail: S 7 ft at 7 seconds and E 3 ft at 7 seconds, becoming SW 11 ft at 8 seconds and SW 2 ft at 4 seconds. Showers in the afternoon.
Sun Night
SW winds 20 to 25 kt with gusts up to 30 kt, becoming W 15 to 20 kt after midnight. Seas 7 to 10 ft, subsiding to 5 to 8 ft after midnight. Wave detail: SW 10 ft at 9 seconds and E 2 ft at 8 seconds, becoming SW 8 ft at 9 seconds and E 2 ft at 8 seconds. Showers likely, mainly in the evening.
Mon And Mon Night
W winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft.
Tue
W winds around 10 kt. Seas 2 to 3 ft. A chance of showers.
Tue Night
NW winds 20 to 25 kt. Seas 2 to 4 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.
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.
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