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8NM SE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:44 am EDT May 24, 2026
Forecast Valid: 12pm EDT May 24, 2026-6pm EDT May 30, 2026

This Afternoon

ESE wind around 10 kt. Showers likely, mainly after 3pm. Seas around 1 ft.

Tonight

E wind 10 to 15 kt. Showers. Seas around 2 ft.

Memorial Day

ESE wind 5 to 10 kt becoming NW in the afternoon. Showers, mainly before 1pm. Patchy fog before noon. Seas around 3 ft.

Monday Night

Variable winds 5 kt or less. Increasing clouds. Seas 2 to 3 ft.

Tuesday

WSW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. Partly sunny. Seas around 2 ft.

Tuesday Night

SW wind around 10 kt. Partly cloudy. Seas around 2 ft.

Wednesday

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

Wednesday Night

NW wind around 10 kt. Partly cloudy. Seas 1 to 2 ft.

Thursday

Variable winds 5 kt or less. Mostly 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.