Last Update: 106 AM EDT Thu Jul 3 2025
For More Weather Information:
21NM E Portsmouth RI
Marine Zone Forecast
Rest Of Tonight
SW winds 5 to 10 kt. Seas around 2 ft. Wave detail: SW 2 ft at 7 seconds and W 1 foot at 3 seconds. Patchy fog. Vsby 1 nm or less.
Thu
SW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt in the afternoon. Seas 2 to 3 ft. Wave detail: SW 2 ft at 7 seconds and W 1 foot at 3 seconds. Patchy fog in the morning with vsby 1 nm or less.
Thu Night
W winds 10 to 15 kt with gusts up to 20 kt, becoming NW after midnight. Seas around 2 ft. Wave detail: SW 2 ft at 4 seconds and E 1 foot at 8 seconds. A chance of showers in the evening.
Fri
NW winds around 10 kt, becoming SW in the afternoon. Seas around 2 ft. Wave detail: SW 2 ft at 7 seconds and NW 1 foot at 2 seconds.
Fri Night
SW winds 5 to 10 kt, becoming NW after midnight. Seas around 2 ft. Wave detail: SW 2 ft at 6 seconds and W 1 foot at 3 seconds.
Sat And Sat Night
SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave detail: S 2 ft at 7 seconds and NW 1 foot at 3 seconds.
Sun Through Mon Night
SW winds 15 to 20 kt with gusts up to 25 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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