Hazardous Weather Conditions
Last Update: 703 AM EDT Thu Oct 15 2026
For More Weather Information:
68NM NNE Hyannis MA
Marine Zone Forecast
Today
N winds 20 to 25 kt, diminishing to 15 to 20 kt this afternoon. Gusts up to 30 kt. Seas 5 to 7 ft. Wave detail: N 6 ft at 6 seconds and S 3 ft at 7 seconds.
Tonight
N winds 5 to 10 kt, becoming SE after midnight. Seas 2 to 4 ft. Wave detail: N 3 ft at 7 seconds.
Fri
S winds 15 to 20 kt, increasing to 20 to 25 kt in the afternoon. Gusts up to 30 kt. Seas 2 to 3 ft, building to 4 to 6 ft in the afternoon. Wave detail: S 3 ft at 6 seconds and NE 2 ft at 7 seconds, becoming SE 6 ft at 7 seconds. Showers likely. Patchy fog in the afternoon with vsby 1 to 3 nm.
Fri Night
SW winds 20 to 25 kt, becoming W after midnight. Gusts up to 35 kt. Seas 5 to 6 ft, building to 5 to 8 ft after midnight. Wave detail: S 6 ft at 7 seconds, becoming S 5 ft at 8 seconds and W 4 ft at 5 seconds. Showers. Patchy fog in the evening with vsby 1 to 3 nm.
Sat
NW winds 20 to 25 kt with gusts up to 30 kt. Seas 7 to 10 ft. Wave detail: NW 6 ft at 5 seconds and S 4 ft at 8 seconds. A chance of showers in the morning.
Sat Night
N winds 20 to 25 kt, becoming NW 15 to 20 kt after midnight. Gusts up to 30 kt. Seas 7 to 10 ft, subsiding to 5 to 7 ft after midnight. Wave detail: N 6 ft at 6 seconds and S 2 ft at 8 seconds.
Sun
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft.
Sun Night Through Mon Night
SW winds 15 to 20 kt with gusts up 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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