Hazardous Weather Conditions
Last Update: 1003 PM EDT Wed Oct 15 2025
For More Weather Information:
20NM W Hyannis MA
Marine Zone Forecast
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THURSDAY THROUGH FRIDAY EVENING...
Overnight
N winds 15 to 20 kt with gusts up to 25 kt. Seas around 3 ft. Wave detail: N 2 ft at 3 seconds and SE 2 ft at 9 seconds.
Thu
N winds 15 to 20 kt with gusts up to 30 kt. Seas around 3 ft. Wave detail: N 2 ft at 4 seconds and SE 2 ft at 10 seconds.
Thu Night
N winds 15 to 20 kt with gusts up to 30 kt. Seas around 3 ft. Wave detail: N 3 ft at 4 seconds and SE 1 foot at 9 seconds.
Fri
N winds 20 to 25 kt with gusts up to 30 kt. Seas around 3 ft. Wave detail: N 3 ft at 4 seconds and E 2 ft at 9 seconds.
Fri Night And Sat
N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave detail: N 2 ft at 4 seconds and E 2 ft at 10 seconds.
Sat Night
W winds around 5 kt. Seas 1 foot or less. Wave detail: NW 1 foot at 3 seconds and E 1 foot at 12 seconds.
Sun
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Sun Night
S winds around 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of showers.
Mon And Mon Night
S winds 15 to 20 kt, becoming W. Gusts up to 30 kt. Seas 3 to 4 ft. Showers likely. Vsby 1 to 3 nm.
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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