News Headlines

For More Weather Information:

4NM E Portsmouth NH

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:50 pm EST Nov 19, 2025
Forecast Valid: 2pm EST Nov 19, 2025-6pm EST Nov 25, 2025

This Afternoon

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

Tonight

Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.

Thursday

Variable winds 5 kt or less. Mostly sunny. Seas around 1 ft.

Thursday Night

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

Friday

SSW wind 5 to 10 kt. Mostly sunny. Seas around 1 ft.

Friday Night

SW wind around 10 kt. A chance of showers after 9pm. Seas around 1 ft.

Saturday

NW wind around 10 kt. Mostly sunny. Seas around 1 ft.

Saturday Night

NW wind 5 to 10 kt. Mostly clear. Seas around 1 ft.

Sunday

Variable winds 5 kt or less. Mostly sunny. Seas around 1 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.