Hazardous Weather Conditions
Last Update: 703 PM EST Tue Nov 4 2025
For More Weather Information:
14NM N Hyannis MA
Marine Zone Forecast
...STORM WARNING IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING...
Tonight
W winds 20 to 25 kt, diminishing to 10 to 15 kt after midnight. Gusts up to 30 kt. Seas 3 to 5 ft. Wave detail: NW 5 ft at 6 seconds and E 1 foot at 9 seconds.
Wed
W winds 10 to 15 kt with gusts up to 20 kt, becoming SW 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 2 to 4 ft. Wave detail: W 3 ft at 6 seconds and E 1 foot at 9 seconds.
Wed Night
SW winds 25 to 30 kt with gusts up to 40 kt, becoming W 30 to 40 kt with gusts up to 60 kt after midnight. Seas 4 to 6 ft, building to 5 to 8 ft after midnight. Wave detail: SW 5 ft at 4 seconds and E 2 ft at 9 seconds, becoming W 7 ft at 5 seconds and S 3 ft at 11 seconds. A chance of showers.
Thu
NW winds 30 to 40 kt with gusts up to 55 kt, diminishing to 25 to 30 kt with gusts up to 40 kt in the afternoon. Seas 6 to 8 ft, subsiding to 5 to 6 ft in the afternoon. Wave detail: NW 7 ft at 6 seconds and SW 3 ft at 11 seconds, becoming NW 6 ft at 6 seconds and S 1 foot at 10 seconds.
Thu Night
NW winds 15 to 20 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft. Wave detail: NW 5 ft at 7 seconds and NE 2 ft at 8 seconds.
Fri
SW winds 10 to 15 kt, increasing to 15 to 20 kt with gusts up to 30 kt in the afternoon. Seas 2 to 4 ft. Wave detail: SW 3 ft at 4 seconds and N 1 foot at 8 seconds.
Fri Night
SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 4 ft. A chance of rain in the evening, then rain likely after midnight.
Sat
SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Rain likely.
Sat Night And Sun
NW winds 10 to 15 kt, becoming E. Gusts up to 20 kt. Seas 2 to 3 ft. A chance of rain.
Sun Night
S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Rain likely.
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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