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Norton, MA Local Forecast Office

8NM ESE Nantucket MA

Marine Point Forecast

[NOTICE]

This Afternoon
High: 50 °F
SSW 22kt
6ft
Tonight
Low: 36 °F
SSW 22kt
7-8ft
Thursday
High: 44 °F
W 25kt
9ft
Thursday Night
Low: 31 °F
W 30kt
8-9ft
Friday
High: 37 °F
W 27kt⇓
8ft
Friday Night
Low: 34 °F
WNW 20kt⇓
5ft
Saturday
High: 40 °F
WSW 14kt
3-4ft
Saturday Night
Low: 34 °F
W 16kt
5ft
Sunday
High: 37 °F
⇑W 22kt
4-5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 1:04 pm EST Dec 10, 2025
Forecast Valid: 2pm EST Dec 10, 2025-6pm EST Dec 16, 2025

View Nearby Observations

Detailed Forecast

This Afternoon

SSW wind 20 to 22 kt, with gusts as high as 28 kt. Mostly cloudy. Seas around 6 ft.

Tonight

SSW wind 19 to 22 kt becoming WSW after midnight. Winds could gust as high as 32 kt. A chance of rain, mainly before 1am. Seas 7 to 8 ft.

Thursday

W wind 20 to 25 kt, with gusts as high as 37 kt. Mostly sunny. Seas 7 ft building to 9 ft.

Thursday Night

W wind around 30 kt, with gusts as high as 44 kt. A chance of snow, mainly between 10pm and 11pm. Seas 8 to 9 ft.

Friday

W wind 24 to 27 kt decreasing to 21 to 24 kt in the afternoon. Winds could gust as high as 40 kt. Sunny. Seas 8 ft subsiding to 5 ft.

Friday Night

WNW wind 17 to 20 kt decreasing to 12 to 15 kt after midnight. Winds could gust as high as 31 kt. Partly cloudy. Seas 5 ft subsiding to 3 ft.

Saturday

WNW wind 10 to 14 kt becoming WSW in the afternoon. Winds could gust as high as 22 kt. Partly sunny. Seas 3 to 4 ft.

Saturday Night

W wind around 16 kt, with gusts as high as 24 kt. A chance of rain between 1am and 5am. Seas around 5 ft.

Sunday

W wind 16 to 19 kt increasing to 19 to 22 kt in the afternoon. A chance of rain and snow before 3pm, then a chance of snow. Seas 4 to 5 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.