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Norton, MA Local Forecast Office

3NM SSE Portsmouth RI

Marine Point Forecast

[NOTICE]

Today
High: 41 °F
NNW 11kt⇓
1-2ft
Tonight
Low: 34 °F
⇑WSW 7kt
1ft
Thursday
High: 40 °F
⇑W 16kt
2-3ft
Thursday Night
Low: 17 °F
WNW 17kt⇓
2-3ft
Friday
High: 32 °F
SW 7kt
1ft
Friday Night
Low: 29 °F
SW 6kt⇓
1ft
Saturday
High: 41 °F
⇑W 7kt
1ft
Saturday Night
Low: 30 °F
Light Wind
1ft
Sunday
High: 39 °F
NW 8kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:18 am EST Dec 3, 2025
Forecast Valid: 6am EST Dec 3, 2025-6pm EST Dec 9, 2025

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING...

Today

NNW wind 6 to 11 kt becoming variable and less than 5 kt in the afternoon. Winds could gust as high as 21 kt. Mostly sunny. Seas 1 to 2 ft.

Tonight

Variable winds less than 5 kt becoming WSW 5 to 7 kt in the evening. Partly cloudy. Seas around 1 ft.

Thursday

W wind 10 to 13 kt increasing to 13 to 16 kt in the afternoon. Winds could gust as high as 24 kt. Partly sunny. Seas 2 to 3 ft.

Thursday Night

WNW wind 14 to 17 kt decreasing to 9 to 12 kt after midnight. Winds could gust as high as 28 kt. Mostly clear. Seas 2 to 3 ft.

Friday

NNW wind 5 to 7 kt becoming SW in the afternoon. Mostly sunny. Seas around 1 ft.

Friday Night

SW wind around 6 kt becoming variable and less than 5 kt after midnight. A chance of rain and snow before 2am, then a chance of rain. Seas around 1 ft.

Saturday

Variable winds less than 5 kt becoming W 5 to 7 kt in the afternoon. A chance of rain. Seas around 1 ft.

Saturday Night

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

Sunday

NW wind 5 to 8 kt. Mostly sunny. Seas around 1 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.