Last Update: 405 AM EDT Thu Aug 13 2026
For More Weather Information:
60NM SW Nantucket MA
Marine Zone Forecast
Today
SW winds 10 to 15 kt. Seas 2 to 3 ft. Wave detail: SW 3 ft at 4 seconds and E 1 foot at 8 seconds. A slight chance of tstms. A chance of showers this morning, then a slight chance of showers this afternoon.
Tonight
W winds 10 to 15 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave detail: W 3 ft at 5 seconds and E 1 foot at 10 seconds.
Fri
N winds 5 to 10 kt, becoming NW in the afternoon. Seas 2 to 3 ft. Wave detail: N 2 ft at 4 seconds and SW 1 foot at 5 seconds.
Fri Night
W winds 5 to 10 kt, becoming N 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave detail: N 3 ft at 4 seconds and SW 1 foot at 6 seconds.
Sat
N winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave detail: N 3 ft at 4 seconds and S 1 foot at 6 seconds.
Sat Night
E winds around 5 kt, becoming SW after midnight. Seas around 2 ft. Wave detail: N 1 foot at 4 seconds and S 1 foot at 7 seconds.
Sun
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Sun Night And Mon
SW winds 20 to 25 kt, becoming W. Gusts up to 30 kt. Seas 4 to 6 ft. Showers.
Mon Night
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft.
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.
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.
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.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...

