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3NM SE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:44 am EDT May 8, 2026
Forecast Valid: 10am EDT May 8, 2026-6pm EDT May 14, 2026

Today

WSW wind 5 to 10 kt. Isolated showers before 3pm, then isolated showers after 4pm. Seas 1 ft or less.

Tonight

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

Saturday

SSW wind 5 to 8 kt becoming SE 7 to 10 kt in the afternoon. Showers, mainly after 2pm. Seas 1 ft or less.

Saturday Night

S wind 10 to 15 kt, with gusts as high as 25 kt. Showers, mainly before 2am. Seas 1 ft or less.

Sunday

SSW wind around 10 kt. A chance of showers after 3pm. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. A chance of showers before 7pm, then a chance of showers after 2am. Seas 1 ft or less.

Monday

Variable winds 5 kt or less. Showers likely, mainly between 7am and 2pm. Seas 1 ft or less.

Monday Night

Variable winds 5 kt or less. A chance of showers. Seas 1 ft or less.

Tuesday

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

*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.