



Last Update: 103 AM EDT Mon Sep 29 2025
For More Weather Information:
24NM ESE Portsmouth RI
Marine Zone Forecast
Rest Of Tonight
N winds 5 to 10 kt. Seas around 2 ft. Wave detail: SW 1 foot at 5 seconds and SE 1 foot at 10 seconds.
Mon
NE winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. Wave detail: NE 1 foot at 4 seconds and SW 1 foot at 6 seconds.
Mon Night
SW winds around 5 kt. Seas 2 to 3 ft. Wave detail: SE 3 ft at 16 seconds and S 1 foot at 5 seconds.
Tue
N winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 4 ft. Wave detail: S 3 ft at 15 seconds and W 1 foot at 4 seconds.
Tue Night
NE winds 10 to 15 kt, increasing to 20 to 25 kt after midnight. Seas 3 to 5 ft. Wave detail: E 4 ft at 7 seconds.
Wed And Wed Night
NE winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave detail: N 4 ft at 6 seconds.
Thu And Thu Night
NE winds 20 to 25 kt with gusts up to 30 kt, diminishing to 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.
Fri And Fri Night
W winds 5 to 10 kt. Seas around 2 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.
Additional Forecasts and Information
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