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Norton, MA Local Forecast Office

2NM NE Portsmouth RI

Marine Point Forecast

[NOTICE]

Tonight
Low: 57 °F
SE 7kt⇓
1ft
Monday
High: 65 °F
NNE 13kt
2ft
Monday Night
Low: 55 °F
NE 9kt
1ft
Tuesday
High: 63 °F
NE 13kt
1-2ft
Tuesday Night
Low: 52 °F
NE 12kt
1ft
Wednesday
High: 63 °F
NE 16kt
2-3ft
Wednesday Night
Low: 53 °F
NE 15kt
2ft
Thursday
High: 64 °F
NE 17kt
3ft
Thursday Night
Low: 53 °F
NNE 14kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:56 pm EDT Sep 20, 2026
Forecast Valid: 7pm EDT Sep 20, 2026-6pm EDT Sep 27, 2026

View Nearby Observations

Detailed Forecast

Tonight

SE wind 5 to 7 kt becoming variable and less than 5 kt. Rain, mainly before 2am. Patchy fog. Seas around 1 ft.

Monday

NNE wind 11 to 13 kt, with gusts as high as 21 kt. A chance of rain before 8am. Seas around 2 ft.

Monday Night

NE wind 7 to 9 kt. Mostly cloudy. Seas around 1 ft.

Tuesday

NE wind 11 to 13 kt. A slight chance of showers after 11am. Seas 1 to 2 ft.

Tuesday Night

NE wind around 12 kt. Mostly cloudy. Seas around 1 ft.

Wednesday

NE wind 14 to 16 kt, with gusts as high as 27 kt. Partly sunny. Seas 2 to 3 ft.

Wednesday Night

NE wind 13 to 15 kt. Mostly cloudy. Seas around 2 ft.

Thursday

NE wind 15 to 17 kt, with gusts as high as 23 kt. Partly sunny. Seas around 3 ft.

Thursday Night

NNE wind around 14 kt. Mostly cloudy. Seas around 2 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.