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Norton, MA Local Forecast Office

6NM NW Portsmouth RI

Marine Point Forecast

[NOTICE]

Monday
High: 28 °F
NW 15kt
3ft
Monday Night
Low: 22 °F
W 9kt
1-2ft
Tuesday
High: 34 °F
SW 7kt
1ft
Tuesday Night
Low: 28 °F
⇑SW 15kt
3ft
Wednesday
High: 46 °F
SW 19kt
3ft
Wednesday Night
Low: 30 °F
WSW 12kt⇓
1-2ft
Thursday
High: 52 °F
⇑S 16kt
3ft
Thursday Night
Low: 46 °F
⇑S 34kt
3ft
Friday
High: 52 °F
S 33kt⇓
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:05 am EST Dec 15, 2025
Forecast Valid: 3am EST Dec 15, 2025-6pm EST Dec 21, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

Monday

NW wind 12 to 15 kt, with gusts as high as 30 kt. Sunny. Seas around 3 ft.

Monday Night

W wind around 9 kt. Mostly cloudy. Seas 1 to 2 ft.

Tuesday

W wind 5 to 7 kt becoming SW in the afternoon. Sunny. Seas around 1 ft.

Tuesday Night

SW wind 7 to 10 kt increasing to 12 to 15 kt after midnight. Mostly cloudy. Seas 1 ft building to 3 ft.

Wednesday

SW wind 15 to 19 kt, with gusts as high as 27 kt. Mostly sunny. Seas around 3 ft.

Wednesday Night

WSW wind 7 to 12 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 to 2 ft.

Thursday

Variable winds less than 5 kt becoming S 11 to 16 kt in the morning. Winds could gust as high as 23 kt. Mostly sunny. Seas 1 ft building to 3 ft.

Thursday Night

S wind 20 to 25 kt increasing to 29 to 34 kt. Winds could gust as high as 43 kt. Showers. Seas around 3 ft.

Friday

S wind 30 to 33 kt becoming W 24 to 27 kt in the morning. Winds could gust as high as 41 kt. Showers. Seas around 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.