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6NM SSE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:38 am EDT May 22, 2026
Forecast Valid: 10am EDT May 22, 2026-6pm EDT May 28, 2026

Today

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

Tonight

Variable winds 5 kt or less. Increasing clouds. Seas around 1 ft.

Saturday

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

Saturday Night

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

Sunday

ESE wind 5 to 10 kt. Showers, mainly after 11am. Seas 1 to 2 ft.

Sunday Night

E wind around 10 kt. Showers. Seas 2 to 3 ft.

Memorial Day

Variable winds 5 kt or less. Showers likely, mainly before 8am. Seas around 4 ft.

Monday Night

Variable winds 5 kt or less. Mostly cloudy. Seas 3 to 4 ft.

Tuesday

Variable winds 5 kt or less. Mostly sunny. Seas around 3 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.