Martha's Vineyard and Nantucket Marine Weather

THIS AFTERNOON SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 1 foot at 11 seconds.
TONIGHT W winds 10 to 15 kt, becoming N 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 4 seconds and E 2 ft at 10 seconds.
TUE N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 4 seconds and W 2 ft at 5 seconds.
TUE NIGHT NE winds 5 to 10 kt, becoming N after midnight. Seas around 2 ft. Wave Detail: NE 2 ft at 7 seconds and NW 1 foot at 4 seconds.
WED AND WED NIGHT SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 5 seconds and E 1 foot at 8 seconds.
THU THROUGH FRI NIGHT NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 1 foot at 7 seconds. 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.