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14NM NE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 2:53 am EDT Oct 10, 2026
Forecast Valid: 5am EDT Oct 10, 2026-6pm EDT Oct 16, 2026

Today

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Tonight

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

Sunday

Variable winds less than 5 kt becoming S 5 to 10 kt in the afternoon. Increasing clouds. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Showers. Seas 1 ft or less.

Columbus Day

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

Monday Night

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

Tuesday

E wind around 10 kt, with gusts as high as 20 kt. Showers likely, mainly after 11am. Seas 1 ft or less.

Tuesday Night

E wind around 10 kt becoming NE after midnight. Showers likely. Seas around 3 ft.

Wednesday

N wind around 10 kt. A chance of showers. Seas around 4 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.