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Norton, MA Local Forecast Office

6NM N Portsmouth RI

Marine Point Forecast

[NOTICE]

Today
High: 81 °F
NNW 7kt
< 1ft
Tonight
Low: 52 °F
N 9kt
< 1ft
Saturday
High: 67 °F
NNE 8kt
< 1ft
Saturday Night
Low: 46 °F
SE 7kt⇓
< 1ft
Sunday
High: 66 °F
⇑SE 6kt
< 1ft
Sunday Night
Low: 58 °F
Light Wind
< 1ft
Monday
High: 65 °F
NNE 10kt
< 1ft
Monday Night
Low: 54 °F
NE 8kt
< 1ft
Tuesday
High: 62 °F
NE 13kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:14 am EDT Sep 18, 2026
Forecast Valid: 10am EDT Sep 18, 2026-6pm EDT Sep 24, 2026

View Nearby Observations

Detailed Forecast

Today

NNW wind around 7 kt. Mostly sunny. Seas 1 ft or less.

Tonight

N wind 7 to 9 kt. Partly cloudy. Seas 1 ft or less.

Saturday

NNE wind 6 to 8 kt becoming ENE in the afternoon. Mostly sunny. Seas 1 ft or less.

Saturday Night

SE wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.

Sunday

Variable winds less than 5 kt becoming SE around 6 kt in the morning. Showers likely, mainly after 4pm. Seas 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Showers and possibly a thunderstorm. Patchy fog after 10pm. Seas 1 ft or less.

Monday

NNE wind 8 to 10 kt. A chance of showers. Seas 1 ft or less.

Monday Night

NE wind 6 to 8 kt. A chance of showers. Seas 1 ft or less.

Tuesday

NE wind 11 to 13 kt, with gusts as high as 21 kt. A chance of showers. Seas 1 ft or less.

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.