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6NM SSE Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:40 am EST Feb 18, 2026
Forecast Valid: 2am EST Feb 18, 2026-6pm EST Feb 24, 2026

Wednesday

Variable winds 5 kt or less. A chance of rain between 1pm and 2pm, then a chance of snow after 2pm. Seas around 3 ft.

Wednesday Night

N wind 5 to 10 kt. A chance of snow, mainly between 7pm and midnight. Seas around 3 ft.

Thursday

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

Thursday Night

Variable winds 5 kt or less. Partly cloudy. Seas 2 to 3 ft.

Friday

SSW wind 5 to 10 kt becoming E in the morning. Snow likely after 10am, mixing with rain after 4pm. Seas around 2 ft.

Friday Night

E wind around 10 kt becoming NNE after midnight. Rain and snow likely before 7pm, then snow. Seas 2 to 3 ft.

Saturday

NNE wind 5 to 10 kt. A chance of snow, mainly between 1pm and 2pm. Seas around 3 ft.

Saturday Night

NNE wind 5 to 10 kt. A chance of snow. Seas 3 to 4 ft.

Sunday

NE wind 10 to 15 kt, with gusts as high as 20 kt. A chance of snow. Seas around 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.