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Norton, MA Local Forecast Office

6NM WNW Portsmouth RI

Marine Point Forecast

[NOTICE]

Tonight
Low: 57 °F
SW 9kt
1ft
Monday
High: 67 °F
SSE 11kt
1ft
Monday Night
Low: 56 °F
SSW 10kt
1ft
Tuesday
High: 73 °F
⇑SSW 17kt
3ft
Tuesday Night
Low: 62 °F
SW 15kt
2ft
Wednesday
High: 76 °F
SW 17kt
2-3ft
Wednesday Night
Low: 54 °F
WNW 12kt
1-2ft
Thursday
High: 65 °F
N 12kt⇓
1-2ft
Thursday Night
Low: 49 °F
S 7kt⇓
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:34 pm EDT May 17, 2026
Forecast Valid: 8pm EDT May 17, 2026-6pm EDT May 24, 2026

View Nearby Observations

Detailed Forecast

Tonight

SW wind 5 to 9 kt becoming NE after midnight. Mostly clear. Seas around 1 ft.

Monday

ENE wind 6 to 11 kt becoming S in the afternoon. Mostly sunny. Seas around 1 ft.

Monday Night

SSW wind 8 to 10 kt. Increasing clouds. Seas around 1 ft.

Tuesday

SSW wind 10 to 13 kt increasing to 14 to 17 kt in the afternoon. Mostly cloudy, then gradually becoming sunny. Seas 1 ft building to 3 ft.

Tuesday Night

SW wind around 15 kt. Partly cloudy. Seas around 2 ft.

Wednesday

SW wind 13 to 17 kt. A chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Seas 2 to 3 ft.

Wednesday Night

W wind around 12 kt becoming NNW after midnight. Showers likely before 11pm. Seas 1 to 2 ft.

Thursday

N wind 9 to 12 kt becoming NE 5 to 8 kt in the afternoon. Partly sunny. Seas 1 to 2 ft.

Thursday Night

S wind 5 to 7 kt becoming variable and less than 5 kt. Partly cloudy. 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.