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6NM SSE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:51 pm EST Jan 10, 2026
Forecast Valid: 4pm EST Jan 10, 2026-6pm EST Jan 17, 2026

Tonight

E wind 5 to 10 kt increasing to 10 to 15 kt after midnight. Rain, mainly before 4am. Seas 1 to 2 ft.

Sunday

NNE wind 5 to 10 kt becoming WNW in the afternoon. A chance of rain, mainly after 5pm. Seas around 3 ft.

Sunday Night

W wind around 15 kt, with gusts as high as 25 kt. A slight chance of rain before 7pm. Seas around 3 ft.

Monday

W wind 10 to 15 kt, with gusts as high as 20 kt. Mostly sunny. Seas around 2 ft.

Monday Night

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

Tuesday

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

Tuesday Night

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

Wednesday

SSW wind around 10 kt. Cloudy. Seas around 2 ft.

Wednesday Night

SW wind around 10 kt becoming W after midnight. 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.