



Hazardous Weather Conditions
Last Update: 403 AM EST Tue Feb 11 2025
For More Weather Information:
20NM W Hyannis MA
Marine Zone Forecast
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY EVENING...
Today
W winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt this afternoon. Seas 1 foot or less. Wave detail: SW 1 foot at 3 seconds and S 1 foot at 7 seconds.
Tonight
W winds 10 to 15 kt, becoming NW 5 to 10 kt after midnight. Seas around 2 ft in the evening, then 1 foot or less. Wave detail: SW 2 ft at 4 seconds and SE 1 foot at 9 seconds, becoming SW 1 foot at 4 seconds and SE 1 foot at 9 seconds. Patchy fog after midnight. A chance of snow after midnight with vsby 1 to 3 nm.
Wed
NE winds 10 to 15 kt with gusts up to 20 kt. Seas 1 foot or less, then around 2 ft in the afternoon. Wave detail: NE 1 foot at 3 seconds and SW 1 foot at 4 seconds, becoming N 2 ft at 4 seconds. A chance of snow in the afternoon.
Wed Night
E winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave detail: E 3 ft at 4 seconds. A chance of snow in the evening, then rain and sleet with snow likely after midnight. Vsby 1 to 3 nm.
Thu
E winds 15 to 20 kt, becoming SW in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave detail: E 3 ft at 5 seconds and SW 2 ft at 4 seconds. Rain.
Thu Night
W winds 15 to 20 kt, becoming NW 20 to 25 kt after midnight. Seas 3 to 5 ft. Wave detail: SW 3 ft at 4 seconds and SE 3 ft at 8 seconds.
Fri
NW winds 20 to 25 kt. Seas 3 to 5 ft.
Fri Night
NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft.
Sat
SW winds 5 to 10 kt. Seas around 2 ft. A chance of rain and snow.
Sat Night
S winds 15 to 20 kt. Seas 2 to 3 ft. Rain with a chance of snow. Vsby 1 nm or less.
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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