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9NM ESE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:21 pm EST Nov 2, 2026
Forecast Valid: 7pm EST Nov 2, 2026-6pm EST Nov 9, 2026

Tonight

WSW wind 5 to 10 kt. Mostly cloudy. Seas around 1 ft.

Tuesday

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

Tuesday Night

Variable winds 5 kt or less. Cloudy during the early evening, then gradual clearing. Seas around 1 ft.

Wednesday

SSW wind 5 to 10 kt. Sunny. Seas around 1 ft.

Wednesday Night

SW wind around 10 kt. Mostly clear. Seas around 1 ft.

Thursday

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

Thursday Night

S wind around 10 kt. Rain likely, mainly after 3am. Seas around 2 ft.

Friday

SSW wind 5 to 10 kt becoming SSE in the afternoon. Rain likely, with thunderstorms also possible after 1pm. Seas around 2 ft.

Friday Night

Variable winds 5 kt or less. Rain likely and possibly a thunderstorm. Seas around 2 ft.

Winds and seas higher in and near tstms.

*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.