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8NM SE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 10:08 pm EST Nov 22, 2025
Forecast Valid: 10pm EST Nov 22, 2025-6pm EST Nov 29, 2025

Tonight

WNW wind around 10 kt. Mostly clear. Seas around 1 ft.

Sunday

W wind around 10 kt becoming SW in the afternoon. Mostly cloudy. Seas around 1 ft.

Sunday Night

SW wind around 10 kt becoming NW after midnight. A slight chance of showers before 1am. Seas around 1 ft.

Monday

NW wind 10 to 15 kt. Sunny. Seas 1 to 2 ft.

Monday Night

WNW wind around 10 kt becoming WSW after midnight. Partly cloudy. Seas 1 to 2 ft.

Tuesday

SW wind around 10 kt. A chance of rain after 5pm. Seas around 1 ft.

Tuesday Night

SSW wind around 10 kt. Rain. Seas 1 to 2 ft.

Wednesday

W wind around 10 kt becoming SE in the afternoon. Rain likely. Seas around 2 ft.

Wednesday Night

SE wind 10 to 15 kt becoming W after midnight. Winds could gust as high as 20 kt. A chance of rain. Seas around 2 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.