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20NM W Hyannis MA

Marine Zone Forecast

This Afternoon

SW winds 5 to 10 kt. Seas 1 foot or less. Wave detail: SW 1 foot at 3 seconds and SE 1 foot at 8 seconds.

Tonight

NW winds 5 to 10 kt, becoming NE after midnight. Seas 1 foot or less. Wave detail: W 1 foot at 3 seconds and SE 1 foot at 8 seconds. A chance of showers in the evening, then showers likely after midnight. Patchy fog after midnight.

Fri

NE winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas around 2 ft in the morning, then 1 foot or less. Wave detail: NE 1 foot at 2 seconds and SW 1 foot at 3 seconds, becoming NE 1 foot at 3 seconds and S 1 foot at 5 seconds. A chance of showers. Patchy fog in the morning.

Fri Night

NE winds around 10 kt. Seas 1 foot or less. Wave detail: NE 1 foot at 2 seconds and S 1 foot at 5 seconds. Patchy fog. A chance of showers in the evening. Showers likely after midnight.

Sat

E winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave detail: NE 1 foot at 3 seconds. Showers. Patchy fog in the morning. Vsby 1 to 3 nm.

Sat Night

SE winds 5 to 10 kt. Seas around 2 ft. Wave detail: SE 1 foot at 4 seconds. Showers.

Sun

S winds 5 to 10 kt. Seas around 2 ft. A chance of showers.

Sun Night Through Mon Night

W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 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.