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Norton, MA Local Forecast Office

4NM NW Portsmouth RI

Marine Point Forecast

[NOTICE]

Tonight
Low: 60 °F
W 14kt
2ft
Saturday
High: 76 °F
WNW 19kt
3ft
Saturday Night
Low: 60 °F
WNW 11kt
1-2ft
Sunday
High: 75 °F
W 10kt
1ft
Sunday Night
Low: 62 °F
WSW 8kt⇓
1ft
Monday
High: 72 °F
⇑SSE 17kt
3ft
Monday Night
Low: 62 °F
SSW 21kt
3ft
Tuesday
High: 77 °F
WSW 13kt
2ft
Tuesday Night
Low: 62 °F
NW 9kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:56 pm EDT Jun 19, 2026
Forecast Valid: 8pm EDT Jun 19, 2026-6pm EDT Jun 26, 2026

View Nearby Observations

Detailed Forecast

Tonight

W wind 11 to 14 kt, with gusts as high as 21 kt. Clear. Seas around 2 ft.

Saturday

WNW wind 16 to 19 kt, with gusts as high as 25 kt. Isolated showers after 2pm. Seas around 3 ft.

Saturday Night

WNW wind 8 to 11 kt. Mostly cloudy, then gradually becoming clear. Seas 1 to 2 ft.

Sunday

W wind 5 to 10 kt. A slight chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Seas around 1 ft.

Sunday Night

WSW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. A chance of showers before 8pm. Seas around 1 ft.

Monday

Variable winds less than 5 kt becoming SSE 12 to 17 kt in the morning. A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Seas 1 ft building to 3 ft.

Monday Night

S wind 19 to 21 kt becoming SW after midnight. Showers. Seas around 3 ft.

Tuesday

WSW wind 10 to 13 kt becoming WNW in the morning. A chance of showers. Seas around 2 ft.

Tuesday Night

NW wind 6 to 9 kt. Mostly clear. Seas around 1 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.