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8NM SE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 9:26 am EDT Jun 10, 2026
Forecast Valid: 1pm EDT Jun 10, 2026-6pm EDT Jun 16, 2026

This Afternoon

S wind around 10 kt. Mostly cloudy. Seas around 1 ft.

Tonight

S wind 10 to 15 kt. A chance of showers and thunderstorms. Patchy dense fog after 10pm. Seas around 2 ft.

Thursday

Variable winds 5 kt or less. A chance of showers, mainly after 2pm. Patchy dense fog before 2pm. Seas 1 to 2 ft.

Thursday Night

Variable winds 5 kt or less. A chance of showers before 7pm. Patchy fog. Seas around 1 ft.

Friday

Variable winds 5 kt or less. Patchy fog before 9am. Seas around 1 ft.

Friday Night

Variable winds 5 kt or less. A chance of showers after 2am. Seas around 1 ft.

Saturday

Variable winds 5 kt or less. A chance of showers before 8am. Seas around 1 ft.

Saturday Night

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

Sunday

SSW wind 5 to 8 kt becoming S 7 to 10 kt in the afternoon. 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.