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Norton, MA Local Forecast Office

Nantucket MA

Marine Point Forecast

[NOTICE]

Tonight
Low: 57 °F
ESE 8kt
2ft
Sunday
High: 66 °F
SE 11kt
2ft
Sunday Night
Low: 62 °F
ESE 11kt
2ft
Monday
High: 66 °F
NNE 19kt
3ft
Monday Night
Low: 58 °F
ENE 14kt
3-4ft
Tuesday
High: 64 °F
NE 17kt
4-5ft
Tuesday Night
Low: 58 °F
ENE 18kt
5-6ft
Wednesday
High: 63 °F
ENE 21kt
7ft
Wednesday Night
Low: 58 °F
ENE 22kt
7-8ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:33 pm EDT Sep 19, 2026
Forecast Valid: 4pm EDT Sep 19, 2026-6pm EDT Sep 26, 2026

View Nearby Observations

Detailed Forecast

Tonight

NE wind 6 to 8 kt becoming ESE after midnight. Partly cloudy. Seas around 2 ft.

Sunday

SE wind 8 to 11 kt. Showers likely, mainly after 4pm. Seas around 2 ft.

Sunday Night

ESE wind 7 to 11 kt. Showers before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Patchy fog. Seas around 2 ft.

Monday

NNE wind 17 to 19 kt, with gusts as high as 25 kt. Showers likely, mainly before 9am. Patchy fog before 9am. Seas around 3 ft.

Monday Night

ENE wind 12 to 14 kt. Mostly cloudy. Seas 3 to 4 ft.

Tuesday

NE wind around 17 kt, with gusts as high as 23 kt. A slight chance of showers after 11am. Seas 4 to 5 ft.

Tuesday Night

ENE wind 16 to 18 kt. Mostly cloudy. Seas 5 to 6 ft.

Wednesday

ENE wind around 21 kt, with gusts as high as 28 kt. Partly sunny. Seas around 7 ft.

Wednesday Night

ENE wind 20 to 22 kt. Mostly cloudy. Seas 7 to 8 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.