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Norton, MA Local Forecast Office

6NM WNW Portsmouth RI

Marine Point Forecast

[NOTICE]

Tonight
Low: 48 °F
SW 16kt
3ft
Saturday
High: 52 °F
NNW 18kt
3ft
Saturday Night
Low: 32 °F
N 12kt
3ft
Sunday
High: 52 °F
N 10kt
3ft
Sunday Night
Low: 40 °F
ENE 8kt
1ft
Monday
High: 57 °F
NE 16kt
3ft
Monday Night
Low: 49 °F
NNE 17kt
2-3ft
Tuesday
High: 60 °F
NNE 17kt
3ft
Tuesday Night
Low: 51 °F
NNE 18kt
2-3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:39 pm EDT Oct 16, 2026
Forecast Valid: 7pm EDT Oct 16, 2026-6pm EDT Oct 23, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING...

Tonight

SW wind 11 to 16 kt becoming NW after midnight. Winds could gust as high as 24 kt. Showers and possibly a thunderstorm before 4am, then showers likely. Patchy fog before 1am. Seas 3 ft subsiding to 1 ft.

Saturday

NNW wind 15 to 18 kt, with gusts as high as 29 kt. Showers likely, mainly before 10am. Seas around 3 ft.

Saturday Night

N wind around 12 kt, with gusts as high as 21 kt. Mostly clear. Seas around 3 ft.

Sunday

N wind 6 to 10 kt, with gusts as high as 20 kt. Sunny. Seas 3 ft subsiding to 1 ft.

Sunday Night

ENE wind 6 to 8 kt. Mostly clear. Seas around 1 ft.

Monday

NE wind 11 to 16 kt. Mostly sunny. Seas 1 ft building to 3 ft.

Monday Night

NNE wind around 17 kt. Mostly cloudy. Seas 2 to 3 ft.

Tuesday

NNE wind 15 to 17 kt. Mostly cloudy. Seas around 3 ft.

Tuesday Night

NNE wind 13 to 18 kt. Mostly cloudy. 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.