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8NM SE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:28 am EST Jan 20, 2026
Forecast Valid: 3am EST Jan 20, 2026-6pm EST Jan 26, 2026

Tuesday

W wind around 20 kt, with gusts as high as 30 kt. Widespread freezing spray. Increasing clouds. Seas 3 to 4 ft.

Tuesday Night

W wind 15 to 20 kt, with gusts as high as 30 kt. Widespread freezing spray. Mostly clear. Seas 2 to 3 ft.

Wednesday

WSW wind 15 to 20 kt becoming SSW in the afternoon. Widespread freezing spray. Increasing clouds. Seas around 2 ft.

Wednesday Night

SSW wind around 20 kt, with gusts as high as 25 kt. A chance of snow after 9pm. Seas 3 to 4 ft.

Thursday

WSW wind around 15 kt, with gusts as high as 25 kt. Mostly sunny. Seas 3 to 4 ft.

Thursday Night

W wind around 15 kt, with gusts as high as 25 kt. Partly cloudy. Seas 2 to 3 ft.

Friday

W wind 15 to 20 kt, with gusts as high as 30 kt. Partly sunny. Seas 2 to 3 ft.

Friday Night

WNW wind around 20 kt, with gusts as high as 30 kt. Widespread freezing spray after 8pm. Partly cloudy. Seas around 3 ft.

Saturday

WNW wind 15 to 20 kt, with gusts as high as 25 kt. Widespread freezing spray. Sunny. Seas 2 to 3 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.