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6NM SSE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:11 pm EDT May 5, 2026
Forecast Valid: 1pm EDT May 5, 2026-6pm EDT May 11, 2026

This Afternoon

S wind around 15 kt. Sunny. Seas around 3 ft.

Tonight

SSW wind 10 to 15 kt. Mostly cloudy. Seas around 3 ft.

Wednesday

S wind 10 to 15 kt. Rain likely, mainly after 5pm. Seas 3 to 4 ft.

Wednesday Night

S wind 5 to 10 kt becoming WNW after midnight. Rain, mainly before 2am. Seas around 4 ft.

Thursday

Variable winds 5 kt or less. A chance of showers before 9am. Seas 2 to 3 ft.

Thursday Night

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

Friday

W wind 5 to 10 kt. Mostly sunny. Seas around 2 ft.

Friday Night

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

Saturday

SW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Partly sunny. 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.