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Norton, MA Local Forecast Office

3NM SSE Portsmouth RI

Marine Point Forecast

[NOTICE]

Tonight
Low: 33 °F
⇑WSW 8kt
1-2ft
Thursday
High: 40 °F
WNW 14kt
2-3ft
Thursday Night
Low: 17 °F
WNW 19kt⇓
2-3ft
Friday
High: 30 °F
NNW 6kt⇓
1ft
Friday Night
Low: 29 °F
Light Wind
1ft
Saturday
High: 40 °F
⇑N 6kt
1ft
Saturday Night
Low: 31 °F
Light Wind
1ft
Sunday
High: 41 °F
⇑WNW 7kt
1ft
Sunday Night
Low: 24 °F
NNW 10kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:27 pm EST Dec 3, 2025
Forecast Valid: 5pm EST Dec 3, 2025-6pm EST Dec 10, 2025

View Nearby Observations

Detailed Forecast

...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE

Tonight

Variable winds less than 5 kt becoming WSW 5 to 8 kt in the evening. Partly cloudy. Seas 1 to 2 ft.

Thursday

WSW wind 9 to 14 kt becoming WNW in the afternoon. Winds could gust as high as 27 kt. A slight chance of showers between noon and 4pm. Seas 2 to 3 ft.

Thursday Night

WNW wind 14 to 19 kt becoming NNW 9 to 12 kt after midnight. Winds could gust as high as 35 kt. Mostly clear. Seas 2 to 3 ft.

Friday

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

Friday Night

Variable winds 5 kt or less. A slight chance of snow showers between 9pm and 10pm, then a chance of rain and snow showers. Seas around 1 ft.

Saturday

Variable winds less than 5 kt becoming N around 6 kt in the afternoon. A chance of rain and snow showers before 8am, then a chance of rain showers. Seas around 1 ft.

Saturday Night

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

Sunday

Variable winds less than 5 kt becoming WNW 5 to 7 kt in the morning. Mostly sunny. Seas around 1 ft.

Sunday Night

NNW wind 7 to 10 kt. Mostly cloudy. Seas 1 to 2 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.