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Norton, MA Local Forecast Office

9NM SE Portsmouth RI

Marine Point Forecast

[NOTICE]

Overnight
Low: 57 °F
NNE 10kt
2-3ft
Saturday
High: 65 °F
NNE 10kt
1-2ft
Saturday Night
Low: 57 °F
E 6kt⇓
1ft
Sunday
High: 66 °F
SSE 11kt
1-2ft
Sunday Night
Low: 59 °F
SE 9kt
1ft
Monday
High: 65 °F
NNE 17kt
2-3ft
Monday Night
Low: 57 °F
NE 13kt
2ft
Tuesday
High: 62 °F
NE 18kt
3ft
Tuesday Night
Low: 55 °F
NE 17kt
3ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:31 pm EDT Sep 18, 2026
Forecast Valid: 12am EDT Sep 19, 2026-6pm EDT Sep 25, 2026

View Nearby Observations

Detailed Forecast

Overnight

NNE wind around 10 kt, with gusts as high as 22 kt. Partly cloudy. Seas 2 to 3 ft.

Saturday

NNE wind 7 to 10 kt becoming ENE in the afternoon. Mostly sunny. Seas 1 to 2 ft.

Saturday Night

E wind around 6 kt becoming variable and less than 5 kt. Partly cloudy. Seas around 1 ft.

Sunday

SSE wind 7 to 11 kt. Showers likely, mainly after 4pm. Seas 1 to 2 ft.

Sunday Night

SE wind around 9 kt becoming E after midnight. Showers. Seas around 1 ft.

Monday

NNE wind 14 to 17 kt, with gusts as high as 23 kt. Showers likely, mainly before 7am. Seas 2 to 3 ft.

Monday Night

NE wind 11 to 13 kt. Mostly cloudy. Seas around 2 ft.

Tuesday

NE wind 16 to 18 kt, with gusts as high as 26 kt. Mostly cloudy. Seas around 3 ft.

Tuesday Night

NE wind 15 to 17 kt. Mostly cloudy. 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.