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Norton, MA Local Forecast Office

2NM WNW Portsmouth RI

Marine Point Forecast

[NOTICE]

Wednesday
High: 27 °C
SSW 29km/h
1m
Wednesday Night
Low: 17 °C
SW 18km/h⇓
< 1m
Thursday
High: 26 °C
N 13km/h⇓
< 1m
Thursday Night
Low: 17 °C
S 11km/h⇓
< 1m
Friday
High: 26 °C
⇑SE 11km/h
< 1m
Friday Night
Low: 17 °C
SSE 11km/h⇓
< 1m
Saturday
High: 26 °C
⇑E 13km/h
< 1m
Saturday Night
Low: 18 °C
E 10km/h⇓
< 1m
Sunday
High: 23 °C
⇑SE 13km/h
< 1m

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:30 am EDT Jul 22, 2026
Forecast Valid: 4am EDT Jul 22, 2026-6pm EDT Jul 28, 2026

View Nearby Observations

Detailed Forecast

Wednesday

SSW wind 24 to 29 km/h, with gusts as high as 40 km/h. Showers and possibly a thunderstorm before 1pm, then a slight chance of showers between 1pm and 5pm. Some of the storms could produce heavy rainfall. Patchy fog before 9am. Seas around 1 m.

Wednesday Night

SW wind 15 to 18 km/h becoming NNW 11 to 14 km/h after midnight. A slight chance of showers between 11pm and midnight. Seas 1 m or less.

Thursday

N wind 10 to 13 km/h decreasing to 5 to 8 km/h in the afternoon. Mostly sunny. Seas 1 m or less.

Thursday Night

S wind 8 to 11 km/h becoming WSW 5 to 8 km/h after midnight. Mostly clear. Seas 1 m or less.

Friday

Variable winds less than 5 km/h becoming SE 6 to 11 km/h in the afternoon. Sunny. Seas 1 m or less.

Friday Night

SSE wind 6 to 11 km/h becoming variable and less than 5 km/h after midnight. Mostly clear. Seas 1 m or less.

Saturday

NNE wind 5 to 8 km/h becoming E 10 to 13 km/h in the afternoon. Sunny. Seas 1 m or less.

Saturday Night

E wind 5 to 10 km/h becoming variable and less than 5 km/h after midnight. Partly cloudy. Seas 1 m or less.

Sunday

N wind 5 to 8 km/h becoming SE 10 to 13 km/h in the afternoon. Mostly sunny. Seas 1 m or less.

Winds and waves higher in and near tstms. 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.