



Last Update: 404 AM EDT Sat Mar 29 2025
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24NM ESE Portsmouth RI
Marine Zone Forecast
Today
W winds 10 to 15 kt, becoming NE with gusts up to 20 kt this afternoon. Seas 2 to 4 ft. Wave detail: S 4 ft at 9 seconds and W 1 foot at 3 seconds. Areas of fog. Freezing rain, a chance of showers and sleet this morning, then a slight chance of showers with patchy drizzle this afternoon. Vsby 1 to 3 nm.
Tonight
E winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 4 ft. Wave detail: SW 4 ft at 9 seconds and NE 1 foot at 3 seconds. Areas of fog. A chance of showers with patchy drizzle. Vsby 1 to 3 nm.
Sun
E winds around 10 kt. Seas 2 to 3 ft. Wave detail: S 3 ft at 8 seconds and E 1 foot at 3 seconds. Areas of fog. Patchy drizzle. Vsby 1 to 3 nm.
Sun Night
SE winds 5 to 10 kt, becoming S 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave detail: S 3 ft at 7 seconds and SW 1 foot at 3 seconds. Areas of fog. A chance of showers with patchy drizzle. Vsby 1 to 3 nm in the evening.
Mon
S winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave detail: SW 5 ft at 5 seconds and E 1 foot at 5 seconds. A chance of showers in the morning, then showers likely in the afternoon. Areas of fog in the morning with vsby 1 to 3 nm.
Mon Night
SW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave detail: SW 6 ft at 7 seconds and SW 2 ft at 4 seconds. Showers. Vsby 1 to 3 nm.
Tue
N winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Showers likely.
Tue Night Through Wed Night
SE winds 15 to 20 kt. Seas 2 to 4 ft.
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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