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3NM SE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:35 am EST Nov 14, 2025
Forecast Valid: 2am EST Nov 14, 2025-6pm EST Nov 20, 2025

Friday

NW wind around 10 kt, with gusts as high as 20 kt. Mostly sunny. Seas 1 ft or less.

Friday Night

NW wind around 10 kt. Mostly clear. Seas 1 ft or less.

Saturday

WNW wind around 10 kt. Increasing clouds. Seas 1 ft or less.

Saturday Night

SW wind around 10 kt becoming S after midnight. Rain, mainly after 9pm. Seas 1 ft or less.

Sunday

WSW wind 10 to 15 kt becoming WNW 15 to 20 kt in the afternoon. Winds could gust as high as 30 kt. Rain likely, mainly before 9am. Seas 1 ft or less.

Sunday Night

W wind 15 to 20 kt, with gusts as high as 30 kt. Partly cloudy. Seas 1 ft or less.

Monday

W wind around 20 kt, with gusts as high as 35 kt. Mostly sunny. Seas 1 ft or less.

Monday Night

W wind around 15 kt, with gusts as high as 30 kt. Mostly clear. Seas 1 ft or less.

Tuesday

W wind 10 to 15 kt, with gusts as high as 25 kt. 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.