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Hazardous Weather Conditions
Last Update: 1004 PM EST Thu Jan 15 2026
For More Weather Information:
20NM W Hyannis MA
Marine Zone Forecast
...GALE WARNING IN EFFECT THROUGH FRIDAY AFTERNOON...
Overnight
W winds 15 to 20 kt, increasing to 20 to 25 kt. Gusts up to 30 kt. Seas 3 to 5 ft. Wave detail: SW 4 ft at 7 seconds. Light freezing spray.
Fri
W winds 20 to 25 kt with gusts up to 35 kt. Seas 3 to 5 ft. Wave detail: SW 5 ft at 6 seconds and S 4 ft at 9 seconds. Light freezing spray in the morning.
Fri Night
W winds 15 to 20 kt, becoming SW 10 to 15 kt after midnight. Seas 2 to 4 ft. Wave detail: SW 4 ft at 7 seconds and S 2 ft at 11 seconds.
Sat
SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave detail: SW 3 ft at 7 seconds and S 3 ft at 11 seconds. A chance of rain in the afternoon.
Sat Night
SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave detail: S 3 ft at 9 seconds and SW 2 ft at 5 seconds.
Sun
W winds 5 to 10 kt. Seas 2 to 3 ft. Wave detail: S 3 ft at 9 seconds and SW 1 foot at 5 seconds. A chance of rain and snow in the afternoon.
Sun Night
NW winds 10 to 15 kt. Seas around 2 ft. A chance of snow in the evening.
Mon
W winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft.
Mon Night Through Tue Night
W winds 25 to 30 kt. Seas 3 to 5 ft. A chance of light freezing spray.
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.
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