Last Update: 704 AM EDT Wed Aug 19 2026
For More Weather Information:
24NM ESE Portsmouth RI
Marine Zone Forecast
Today
SW winds 5 to 10 kt. Seas around 2 ft. Wave detail: SE 2 ft at 7 seconds and SW 1 foot at 4 seconds.
Tonight
SW winds 5 to 10 kt. Seas around 2 ft. Wave detail: SE 2 ft at 7 seconds and SW 1 foot at 4 seconds. Patchy fog after midnight with vsby 1 nm or less.
Thu
SW winds 5 to 10 kt. Seas around 2 ft in the morning, then 1 foot or less. Wave detail: SW 1 foot at 4 seconds and SE 1 foot at 7 seconds, becoming SW 1 foot at 3 seconds and SE 1 foot at 7 seconds. Patchy fog in the morning with vsby 1 nm or less.
Thu Night
W winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft in the evening, then 1 foot or less. Wave detail: SW 1 foot at 3 seconds and SE 1 foot at 7 seconds, becoming W 1 foot at 3 seconds and E 1 foot at 8 seconds.
Fri
NE winds 5 to 10 kt. Seas 1 foot or less. Wave detail: W 1 foot at 3 seconds and NE 1 foot at 7 seconds.
Fri Night
E winds 5 to 10 kt. Seas 1 foot or less. Wave detail: NE 1 foot at 3 seconds and NW 1 foot at 6 seconds. A chance of showers after midnight.
Sat And Sat Night
E winds 10 to 15 kt. Seas around 2 ft. Showers likely.
Sun And Sun Night
SE winds 5 to 10 kt, becoming SW 10 to 15 kt. Seas around 2 ft. A chance of showers.
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.
Additional Forecasts and Information
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