Martha's Vineyard and Nantucket Marine Forecast

REST OF TONIGHT NE winds around 30 kt with gusts up to 50 kt. Seas 6 to 9 ft. Wave Detail: E 7 ft at 12 seconds and NE 6 ft at 6 seconds. Patchy fog. Showers with a slight chance of tstms.
SAT NE winds 25 to 30 kt with gusts up to 50 kt. Seas 6 to 9 ft. Wave Detail: N 7 ft at 6 seconds and E 7 ft at 11 seconds. Patchy fog. Showers. A chance of tstms in the afternoon. Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon.
SAT NIGHT NE winds 25 to 30 kt with gusts up to 45 kt. Seas 5 to 8 ft. Wave Detail: N 7 ft at 7 seconds and SE 4 ft at 11 seconds. Patchy fog. Showers. Vsby 1 NM or less, increasing to 1 to 3 NM after midnight.
SUN E winds 20 to 25 kt with gusts up to 45 kt, diminishing to 15 to 20 kt with gusts up to 35 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: S 7 ft at 11 seconds and E 6 ft at 7 seconds. Patchy fog. Showers likely. Vsby 1 to 3 NM.
SUN NIGHT E winds around 15 kt. Gusts up to 30 kt, decreasing to 20 kt after midnight. Seas 4 to 6 ft. Wave Detail: SE 5 ft at 11 seconds and E 4 ft at 8 seconds. Showers. Patchy fog in the evening with vsby 1 to 3 NM.
MON E winds 10 to 15 kt. Gusts up to 20 kt in the morning. Seas 2 to 4 ft. Wave Detail: E 3 ft at 9 seconds and S 1 foot at 7 seconds. Showers in the morning, then a chance of rain in the afternoon.
MON NIGHT SE winds 5 to 10 kt, becoming S after midnight. Seas 2 to 4 ft. A chance of rain in the evening, then a chance of showers after midnight.
TUE THROUGH WED NIGHT SW winds 5 to 10 kt. Seas 2 to 3 ft. Winds and seas higher in and near tstms. 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.