For More Weather Information:

Norton, MA Local Forecast Office

6NM NNE Portsmouth RI

Marine Point Forecast

[NOTICE]

Monday
High: 53 °F
⇑SSW 10kt
1-2ft
Monday Night
Low: 39 °F
SSW 8kt
1ft
Tuesday
High: 62 °F
⇑SSW 8kt
1ft
Tuesday Night
Low: 43 °F
SSW 6kt⇓
1ft
Wednesday
High: 53 °F
⇑S 11kt
1-2ft
Wednesday Night
Low: 51 °F
SSW 18kt
2-3ft
Thursday
High: 54 °F
SW 19kt
3ft
Thursday Night
Low: 31 °F
WNW 14kt
1-2ft
Friday
High: 42 °F
SSW 12kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:49 am EDT Mar 9, 2026
Forecast Valid: 4am EDT Mar 9, 2026-6pm EDT Mar 15, 2026

View Nearby Observations

Detailed Forecast

Monday

Variable winds less than 5 kt becoming SSW 5 to 10 kt in the morning. Patchy dense fog before 9am. Seas 1 to 2 ft.

Monday Night

SSW wind 5 to 8 kt. Partly cloudy. Seas around 1 ft.

Tuesday

Variable winds less than 5 kt becoming SSW 5 to 8 kt in the afternoon. Patchy fog before 8am. Seas around 1 ft.

Tuesday Night

SSW wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Seas around 1 ft.

Wednesday

S wind 5 to 8 kt increasing to 8 to 11 kt in the afternoon. A slight chance of rain after 11am. Seas 1 to 2 ft.

Wednesday Night

SSW wind 14 to 18 kt. A chance of rain, mainly after 9pm. Seas 2 to 3 ft.

Thursday

SW wind 16 to 19 kt becoming WNW in the afternoon. Rain likely, mainly between 10am and 2pm. Seas around 3 ft.

Thursday Night

WNW wind 10 to 14 kt. A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm. Seas 1 to 2 ft.

Friday

W wind 7 to 12 kt becoming SSW in the afternoon. Partly sunny. Seas 1 to 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.