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Norton, MA Local Forecast Office

6NM NW Portsmouth RI

Marine Point Forecast

[NOTICE]

Tonight
Low: 22 °F
W 10kt
1ft
Tuesday
High: 34 °F
SW 8kt
1ft
Tuesday Night
Low: 28 °F
⇑SW 16kt
1-2ft
Wednesday
High: 45 °F
SW 20kt
2-3ft
Wednesday Night
Low: 31 °F
WSW 13kt⇓
1-2ft
Thursday
High: 52 °F
⇑S 14kt
1-2ft
Thursday Night
Low: 45 °F
⇑S 34kt
2-3ft
Friday
High: 54 °F
S 35kt⇓
3ft
Friday Night
Low: 25 °F
W 28kt⇓
2-3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 12:54 pm EST Dec 15, 2025
Forecast Valid: 7pm EST Dec 15, 2025-6pm EST Dec 22, 2025

View Nearby Observations

Detailed Forecast

Tonight

W wind 8 to 10 kt. Mostly cloudy. Seas around 1 ft.

Tuesday

W wind 5 to 8 kt becoming SW in the afternoon. Increasing clouds. Seas around 1 ft.

Tuesday Night

SW wind 9 to 12 kt increasing to 13 to 16 kt after midnight. Partly cloudy. Seas 1 to 2 ft.

Wednesday

SW wind 16 to 20 kt. Mostly sunny. Seas 2 to 3 ft.

Wednesday Night

WSW wind 10 to 13 kt becoming W 5 to 8 kt after midnight. Mostly clear. Seas 1 to 2 ft.

Thursday

Variable winds less than 5 kt becoming S 9 to 14 kt in the morning. Mostly sunny. Seas 1 to 2 ft.

Thursday Night

S wind 19 to 24 kt increasing to 29 to 34 kt. Winds could gust as high as 43 kt. Rain likely, mainly after 2am. Seas 2 to 3 ft.

Friday

S wind 32 to 35 kt becoming SW 28 to 31 kt in the afternoon. Winds could gust as high as 41 kt. Rain. Seas around 3 ft.

Friday Night

W wind 23 to 28 kt decreasing to 17 to 22 kt after midnight. Partly cloudy. Seas 2 to 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.