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Norton, MA Local Forecast Office

6NM NW Portsmouth RI

Marine Point Forecast

[NOTICE]

Late Afternoon
High: 55 °F
S 10kt
1ft
Tonight
Low: 45 °F
NNW 9kt
1ft
Sunday
High: 56 °F
NNW 15kt
1-2ft
Sunday Night
Low: 45 °F
WNW 12kt
1-2ft
Monday
High: 62 °F
⇑SW 20kt
2-3ft
Monday Night
Low: 51 °F
SSW 15kt
1-2ft
Tuesday
High: 65 °F
⇑SSW 20kt
2-3ft
Tuesday Night
Low: 56 °F
SSW 22kt
3ft
Wednesday
High: 62 °F
SSW 22kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:33 pm EDT May 2, 2026
Forecast Valid: 4pm EDT May 2, 2026-6pm EDT May 9, 2026

View Nearby Observations

Detailed Forecast

Late Afternoon

S wind around 10 kt. A chance of showers. Seas around 1 ft.

Tonight

SSW wind 5 to 9 kt becoming NNW after midnight. A chance of showers. Seas around 1 ft.

Sunday

NNW wind 12 to 15 kt. A slight chance of showers before 8am. Seas 1 to 2 ft.

Sunday Night

WNW wind 8 to 12 kt becoming WSW after midnight. Mostly clear. Seas 1 to 2 ft.

Monday

SW wind 12 to 15 kt increasing to 17 to 20 kt in the afternoon. Sunny. Seas 2 to 3 ft.

Monday Night

SSW wind 12 to 15 kt. Mostly clear. Seas 1 to 2 ft.

Tuesday

SSW wind 13 to 16 kt increasing to 17 to 20 kt in the afternoon. Sunny. Seas 2 to 3 ft.

Tuesday Night

SSW wind around 22 kt, with gusts as high as 28 kt. Mostly cloudy. Seas around 3 ft.

Wednesday

SSW wind around 22 kt, with gusts as high as 29 kt. A chance of 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.