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Norton, MA Local Forecast Office

20NM E Portsmouth RI

Marine Point Forecast

[NOTICE]

Today
High: 74 °F
N 8kt
1ft
Tonight
Low: 64 °F
S 6kt
1ft
Sunday
High: 75 °F
⇑S 11kt
1-2ft
Sunday Night
Low: 65 °F
SSW 9kt
1ft
Monday
High: 77 °F
S 9kt
1ft
Monday Night
Low: 65 °F
S 7kt⇓
1ft
Tuesday
High: 77 °F
ESE 11kt
1-2ft
Tuesday Night
Low: 66 °F
E 8kt
1ft
Wednesday
High: 75 °F
E 11kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:23 am EDT Aug 2, 2025
Forecast Valid: 9am EDT Aug 2, 2025-6pm EDT Aug 8, 2025

View Nearby Observations

Detailed Forecast

Today

N wind around 8 kt becoming SE in the afternoon. Sunny. Seas around 1 ft.

Tonight

S wind around 6 kt becoming SW after midnight. Mostly clear. Seas around 1 ft.

Sunday

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

Sunday Night

SSW wind 6 to 9 kt. Partly cloudy. Seas around 1 ft.

Monday

SW wind 5 to 9 kt becoming S in the afternoon. Sunny. Seas around 1 ft.

Monday Night

S wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Mostly clear. Seas around 1 ft.

Tuesday

ENE wind 6 to 11 kt becoming ESE in the afternoon. Mostly sunny. Seas 1 to 2 ft.

Tuesday Night

E wind 6 to 8 kt becoming NE after midnight. Partly cloudy. Seas around 1 ft.

Wednesday

NE wind 8 to 11 kt becoming E 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.