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8NM SE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:50 pm EDT Jun 2, 2026
Forecast Valid: 2am EDT Jun 3, 2026-6pm EDT Jun 9, 2026

Wednesday

NW wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas around 1 ft.

Wednesday Night

S wind around 10 kt becoming WSW after midnight. Mostly clear. Seas 1 to 2 ft.

Thursday

SW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Sunny. Seas around 1 ft.

Thursday Night

SSW wind around 10 kt becoming W after midnight. Partly cloudy. Seas 1 to 2 ft.

Friday

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

Friday Night

SW wind 5 to 10 kt. Mostly cloudy. Seas 1 to 2 ft.

Saturday

WSW wind 5 to 10 kt. Partly sunny. Seas 1 to 2 ft.

Saturday Night

Variable winds 5 kt or less. A chance of showers. Seas 1 to 2 ft.

Sunday

NE wind around 10 kt. Showers likely. 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.