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10NM S Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:55 pm EDT Mar 13, 2025
Forecast Valid: 1pm EDT Mar 13, 2025-6pm EDT Mar 19, 2025

This Afternoon

ESE wind around 10 kt. Mostly cloudy. Seas around 3 ft.

Tonight

ESE wind 5 to 10 kt. Mostly cloudy. Seas around 3 ft.

Friday

Variable winds 5 kt or less. Partly sunny. Seas around 3 ft.

Friday Night

Variable winds 5 kt or less. Areas of dense fog. Seas around 3 ft.

Saturday

S wind 5 to 10 kt. Patchy fog before 10am. Seas around 3 ft.

Saturday Night

S wind around 10 kt. A chance of rain. Seas 3 to 4 ft.

Sunday

S wind 15 to 20 kt, with gusts as high as 25 kt. A chance of rain. Seas 3 to 4 ft.

Sunday Night

S wind 15 to 20 kt, with gusts as high as 30 kt. Rain. Seas around 4 ft.

Monday

SSW wind around 10 kt becoming W in the afternoon. Rain likely. Seas 3 to 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.