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8NM SE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:36 pm EST Feb 12, 2026
Forecast Valid: 1am EST Feb 13, 2026-6pm EST Feb 19, 2026

Friday

WNW wind 5 to 10 kt. Widespread freezing spray between 7am and 8am. Sunny. Seas 1 to 2 ft.

Friday Night

W wind around 10 kt. Partly cloudy. Seas around 1 ft.

Saturday

W wind around 10 kt. Mostly sunny. Seas around 1 ft.

Saturday Night

WNW wind 10 to 15 kt. Partly cloudy. Seas around 1 ft.

Sunday

NW wind 7 to 10 kt becoming W 5 to 8 kt in the afternoon. Mostly sunny. Seas around 1 ft.

Sunday Night

S wind 5 to 10 kt becoming WSW after midnight. Mostly cloudy. Seas around 1 ft.

Washington's Birthday

WSW wind around 10 kt becoming S in the afternoon. Partly sunny. Seas 1 to 2 ft.

Monday Night

SW wind around 10 kt. Mostly cloudy. Seas around 2 ft.

Tuesday

SW wind around 10 kt. Mostly sunny. Seas 1 to 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.