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6NM SSE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:29 am EDT Oct 30, 2026
Forecast Valid: 3am EDT Oct 30, 2026-6pm EST Nov 5, 2026

Friday

SW wind 5 to 10 kt becoming WNW in the afternoon. Mostly cloudy through mid morning, then gradual clearing. Seas 1 to 2 ft.

Friday Night

NW wind around 10 kt. Clear. Seas around 1 ft.

Saturday

NW wind 7 to 10 kt decreasing to 5 to 8 kt in the afternoon. Sunny. Seas around 1 ft.

Saturday Night

Variable winds 5 kt or less. Clear. Seas around 1 ft.

Sunday

Variable winds 5 kt or less. Sunny. Seas around 1 ft.

Sunday Night

Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.

Monday

Variable winds 5 kt or less. Sunny. Seas around 1 ft.

Monday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

Tuesday

Variable winds 5 kt or less. Partly sunny. Seas around 1 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.