Last Update: 802 AM EDT Tue May 26 2026
For More Weather Information:
25NM ENE Portsmouth NH
Marine Zone Forecast
Today
SW winds 5 to 10 kt, becoming S 10 to 15 kt with gusts up to 20 kt this afternoon. Seas 4 to 5 ft. Wave detail: SE 5 ft at 8 seconds.
Tonight
SW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Wave detail: S 5 ft at 8 seconds.
Wed
SW winds 5 to 10 kt. Seas 2 to 4 ft. Wave detail: SE 4 ft at 8 seconds.
Wed Night
NW winds 5 to 10 kt, becoming N after midnight. Seas 2 to 3 ft. Wave detail: SE 3 ft at 7 seconds.
Thu
N winds 5 to 10 kt. Seas around 2 ft. Wave detail: N 2 ft at 6 seconds. Scattered showers.
Thu Night
N winds around 5 kt. Seas around 2 ft. Wave detail: E 2 ft at 6 seconds. Scattered showers in the evening.
Fri
N winds 5 to 10 kt, becoming SE in the afternoon. Seas around 2 ft. A chance of showers in the afternoon.
Fri Night
E winds 10 to 15 kt with gusts up to 25 kt. Seas around 2 ft. Showers likely.
Sat
NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Showers likely, mainly in the morning.
Sat Night
N winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. A chance of showers in the evening.
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