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Norton, MA Local Forecast Office

52NM SSW Nantucket MA

Marine Point Forecast

[NOTICE]

This Afternoon
High: 69 °F
S 24kt
6ft
Tonight
Low: 61 °F
SSW 25kt⇓
9ft
Juneteenth
High: 67 °F
WSW 17kt
6-7ft
Friday Night
Low: 60 °F
WSW 17kt
5-6ft
Saturday
High: 68 °F
W 20kt
7ft
Saturday Night
Low: 60 °F
WSW 17kt⇓
6ft
Sunday
High: 67 °F
W 11kt
3-4ft
Sunday Night
Low: 60 °F
SW 10kt
2-3ft
Monday
High: 69 °F
⇑S 17kt
9ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:27 pm EDT Jun 18, 2026
Forecast Valid: 3pm EDT Jun 18, 2026-6pm EDT Jun 25, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

S wind around 24 kt, with gusts as high as 31 kt. Partly sunny. Seas around 6 ft.

Tonight

SSW wind 22 to 25 kt becoming WSW 17 to 20 kt after midnight. Winds could gust as high as 34 kt. Mostly cloudy. Seas 9 ft subsiding to 7 ft.

Juneteenth

W wind 13 to 17 kt becoming SW in the afternoon. A slight chance of showers between noon and 2pm. Seas 6 to 7 ft.

Friday Night

WSW wind 14 to 17 kt becoming W after midnight. Mostly cloudy, then gradually becoming clear. Seas 5 to 6 ft.

Saturday

W wind 17 to 20 kt. Sunny. Seas 5 ft building to 7 ft.

Saturday Night

WSW wind 14 to 17 kt becoming WNW 11 to 14 kt after midnight. Winds could gust as high as 23 kt. Mostly clear. Seas 6 ft subsiding to 4 ft.

Sunday

W wind around 11 kt. Sunny. Seas 3 to 4 ft.

Sunday Night

SW wind 7 to 10 kt. Partly cloudy. Seas 2 to 3 ft.

Monday

S wind 7 to 12 kt increasing to 12 to 17 kt in the afternoon. Winds could gust as high as 23 kt. A chance of showers. Seas 4 ft building to 9 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.