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8NM SE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:32 pm EDT Jun 4, 2026
Forecast Valid: 5pm EDT Jun 4, 2026-6pm EDT Jun 11, 2026

Tonight

S wind 5 to 10 kt becoming W after midnight. Partly cloudy. Seas around 2 ft.

Friday

Variable winds 5 kt or less. Mostly sunny. Seas 1 to 2 ft.

Friday Night

Variable winds 5 kt or less. Mostly cloudy. Seas 1 to 2 ft.

Saturday

S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. Partly sunny. Seas around 2 ft.

Saturday Night

WSW wind around 10 kt. A chance of showers after 8pm. Seas around 2 ft.

Sunday

W wind 5 to 10 kt becoming N in the afternoon. Showers, mainly after 2pm. Seas around 2 ft.

Sunday Night

NNE wind 10 to 15 kt. Showers, mainly before 9pm. Seas around 2 ft.

Monday

NNE wind 10 to 15 kt becoming E 5 to 8 kt in the afternoon. Mostly sunny. Seas around 2 ft.

Monday Night

Variable winds 5 kt or less. Mostly clear. 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.