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Norton, MA Local Forecast Office

11NM SW Nantucket MA

Marine Point Forecast

[NOTICE]

Overnight
Low: 64 °F
N 10kt
4ft
Monday
High: 73 °F
N 6kt
3ft
Monday Night
Low: 67 °F
S 10kt
3ft
Tuesday
High: 74 °F
SE 15kt
2-3ft
Tuesday Night
Low: 69 °F
⇑SSW 24kt
6ft
Wednesday
High: 75 °F
SSW 25kt
9ft
Wednesday Night
Low: 67 °F
SW 25kt⇓
8-9ft
Thursday
High: 72 °F
WNW 13kt
7ft
Thursday Night
Low: 67 °F
SSE 10kt
4-5ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 8:09 pm EDT Jul 19, 2026
Forecast Valid: 12am EDT Jul 20, 2026-6pm EDT Jul 26, 2026

View Nearby Observations

Detailed Forecast

Overnight

NW wind 8 to 10 kt becoming N. Mostly clear. Seas around 4 ft.

Monday

N wind around 6 kt becoming SSW in the afternoon. Sunny. Seas around 3 ft.

Monday Night

S wind around 10 kt. Partly cloudy. Seas around 3 ft.

Tuesday

SE wind 10 to 15 kt. A chance of showers and thunderstorms, mainly after 5pm. Seas 2 to 3 ft.

Tuesday Night

SSW wind 18 to 21 kt increasing to 21 to 24 kt after midnight. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Seas 4 ft building to 6 ft.

Wednesday

SSW wind around 25 kt, with gusts as high as 31 kt. Showers and possibly a thunderstorm. Seas around 9 ft.

Wednesday Night

SW wind 22 to 25 kt becoming W 17 to 20 kt after midnight. Showers likely, mainly before 2am. Seas 8 to 9 ft.

Thursday

WNW wind 11 to 13 kt becoming NNE in the afternoon. A chance of showers. Seas 7 ft subsiding to 5 ft.

Thursday Night

SSE wind 6 to 10 kt becoming NE after midnight. A chance of showers. Seas 4 to 5 ft.

Winds and seas 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.