For More Weather Information:

Norton, MA Local Forecast Office

6NM WNW Portsmouth RI

Marine Point Forecast

[NOTICE]

Tonight
Low: 31 °F
WSW 8kt
1ft
Sunday
High: 41 °F
NW 6kt⇓
1ft
Sunday Night
Low: 26 °F
⇑WNW 13kt
1-2ft
Monday
High: 31 °F
NNW 20kt
2-3ft
Monday Night
Low: 18 °F
NNW 14kt⇓
1-2ft
Tuesday
High: 39 °F
⇑SW 15kt
1-2ft
Tuesday Night
Low: 35 °F
WSW 19kt⇓
3ft
Wednesday
High: 48 °F
⇑SSW 19kt
3ft
Wednesday Night
Low: 38 °F
WSW 19kt
2-3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:21 pm EST Dec 6, 2025
Forecast Valid: 4pm EST Dec 6, 2025-6pm EST Dec 13, 2025

View Nearby Observations

Detailed Forecast

Tonight

WSW wind around 8 kt becoming NW after midnight. Mostly clear. Seas around 1 ft.

Sunday

NW wind around 6 kt becoming variable and less than 5 kt. Increasing clouds. Seas around 1 ft.

Sunday Night

SSW wind 6 to 9 kt becoming WNW 10 to 13 kt after midnight. Mostly cloudy, then gradually becoming mostly clear. Seas 1 to 2 ft.

Monday

NNW wind 16 to 20 kt. Sunny. Seas 2 to 3 ft.

Monday Night

NNW wind 11 to 14 kt decreasing to 7 to 10 kt after midnight. Partly cloudy. Seas 1 to 2 ft.

Tuesday

Variable winds less than 5 kt becoming SW 10 to 15 kt in the morning. Mostly sunny. Seas 1 to 2 ft.

Tuesday Night

WSW wind 16 to 19 kt decreasing to 12 to 15 kt after midnight. Mostly cloudy. Seas 3 ft subsiding to 1 ft.

Wednesday

SSW wind 11 to 14 kt increasing to 16 to 19 kt in the afternoon. A chance of rain. Seas 1 ft building to 3 ft.

Wednesday Night

WSW wind 15 to 19 kt. A chance of rain. Seas 2 to 3 ft.

Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.

*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.