For More Weather Information:

Norton, MA Local Forecast Office

6NM NW Portsmouth RI

Marine Point Forecast

[NOTICE]

Tonight
Low: 59 °F
ENE 9kt
1ft
Tuesday
High: 74 °F
E 8kt
1ft
Tuesday Night
Low: 58 °F
Light Wind
1ft
Wednesday
High: 74 °F
⇑S 11kt
1-2ft
Wednesday Night
Low: 60 °F
SW 10kt
1ft
Thursday
High: 73 °F
⇑S 15kt
1-2ft
Thursday Night
Low: 65 °F
S 12kt
1ft
Friday
High: 75 °F
⇑S 18kt
3ft
Friday Night
Low: 66 °F
SSW 14kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:12 pm EDT Sep 1, 2025
Forecast Valid: 5pm EDT Sep 1, 2025-6pm EDT Sep 8, 2025

View Nearby Observations

Detailed Forecast

Tonight

ENE wind 5 to 9 kt becoming NNE after midnight. Cloudy, then gradually becoming partly cloudy. Seas around 1 ft.

Tuesday

NNE wind 6 to 8 kt becoming E in the afternoon. Partly sunny, then gradually becoming sunny. Seas around 1 ft.

Tuesday Night

Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

Wednesday

Variable winds less than 5 kt becoming S 6 to 11 kt in the afternoon. Sunny. Seas 1 to 2 ft.

Wednesday Night

SW wind 6 to 10 kt. Mostly clear. Seas around 1 ft.

Thursday

Variable winds less than 5 kt becoming S 10 to 15 kt in the morning. Sunny. Seas 1 to 2 ft.

Thursday Night

S wind around 12 kt. Partly cloudy. Seas around 1 ft.

Friday

S wind 11 to 14 kt increasing to 15 to 18 kt in the afternoon. A chance of showers. Seas 1 ft building to 3 ft.

Friday Night

SSW wind around 14 kt. A chance of showers. 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.