For More Weather Information:

Norton, MA Local Forecast Office

6NM WNW Portsmouth RI

Marine Point Forecast

[NOTICE]

Saturday
High: 42 °F
WNW 15kt
1-2ft
Saturday Night
Low: 33 °F
WNW 7kt⇓
1ft
Sunday
High: 52 °F
⇑S 22kt
3ft
Sunday Night
Low: 38 °F
SSW 24kt⇓
2-3ft
Monday
High: 41 °F
WNW 17kt
2-3ft
Monday Night
Low: 29 °F
NW 8kt⇓
1ft
Tuesday
High: 45 °F
⇑E 9kt
1ft
Tuesday Night
Low: 34 °F
⇑N 21kt
3ft
Wednesday
High: 40 °F
NNW 19kt⇓
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:41 am EST Nov 29, 2025
Forecast Valid: 2am EST Nov 29, 2025-6pm EST Dec 5, 2025

View Nearby Observations

Detailed Forecast

Saturday

WNW wind 11 to 15 kt. Sunny. Seas 1 to 2 ft.

Saturday Night

WNW wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Increasing clouds. Seas around 1 ft.

Sunday

S wind 7 to 12 kt increasing to 17 to 22 kt. Rain likely, mainly after 3pm. Seas 1 ft building to 3 ft.

Sunday Night

SSW wind 21 to 24 kt becoming W 16 to 19 kt in the evening. Rain, mainly before 1am. Seas 2 to 3 ft.

Monday

W wind 12 to 17 kt becoming NW in the afternoon. Sunny. Seas 2 to 3 ft.

Monday Night

NW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Seas around 1 ft.

Tuesday

Variable winds less than 5 kt becoming E 5 to 9 kt in the morning. Rain, mainly after 1pm. Seas around 1 ft.

Tuesday Night

NNE wind 13 to 16 kt becoming N 18 to 21 kt after midnight. Rain. Seas 1 ft building to 3 ft.

Wednesday

NNW wind 16 to 19 kt decreasing to 10 to 13 kt in the afternoon. A chance of rain. Seas 1 to 2 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.