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Last Update: 1004 PM EDT Sun Aug 31 2025
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14NM N Hyannis MA
Marine Zone Forecast
Overnight
NE winds around 5 kt. Seas 1 foot or less. Wave detail: N 1 foot at 3 seconds and SE 1 foot at 8 seconds.
Mon
NE winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft in the afternoon. Wave detail: N 1 foot at 3 seconds and E 1 foot at 7 seconds, becoming N 1 foot at 3 seconds and E 1 foot at 8 seconds.
Mon Night
NE winds around 10 kt. Seas around 2 ft. Wave detail: NE 1 foot at 3 seconds and E 1 foot at 7 seconds.
Tue
NE winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave detail: N 2 ft at 3 seconds and E 2 ft at 8 seconds.
Tue Night
NE winds 5 to 10 kt, becoming W after midnight. Seas around 2 ft. Wave detail: E 2 ft at 8 seconds and NE 1 foot at 3 seconds.
Wed And Wed Night
SW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. Wave detail: E 2 ft at 8 seconds and W 1 foot at 2 seconds.
Thu And Thu Night
S winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft.
Fri And Fri Night
S winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of showers.
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.
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
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