For More Weather Information:

Norton, MA Local Forecast Office

5NM SE Nantucket MA

Marine Point Forecast

[NOTICE]

Today
High: 72 °F
WNW 9kt
2ft
Tonight
Low: 65 °F
SE 7kt
2ft
Wednesday
High: 73 °F
S 13kt
2-3ft
Wednesday Night
Low: 68 °F
⇑SSW 21kt
3-4ft
Thursday
High: 77 °F
WSW 21kt
5-6ft
Thursday Night
Low: 65 °F
WSW 17kt⇓
4-5ft
Friday
High: 72 °F
NNW 12kt
3ft
Friday Night
Low: 63 °F
Light Wind
2ft
Saturday
High: 69 °F
SE 8kt
2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 5:19 am EDT Sep 8, 2026
Forecast Valid: 5am EDT Sep 8, 2026-6pm EDT Sep 14, 2026

View Nearby Observations

Detailed Forecast

Today

NW wind around 9 kt becoming W in the afternoon. Mostly sunny. Seas around 2 ft.

Tonight

W wind 5 to 7 kt becoming SE in the evening. Increasing clouds. Seas around 2 ft.

Wednesday

S wind 10 to 13 kt, with gusts as high as 20 kt. Partly sunny. Seas 2 to 3 ft.

Wednesday Night

SSW wind 14 to 17 kt increasing to 18 to 21 kt after midnight. Winds could gust as high as 28 kt. Mostly cloudy. Seas 3 to 4 ft.

Thursday

WSW wind around 21 kt, with gusts as high as 29 kt. A chance of showers, mainly before 2pm. Seas 5 to 6 ft.

Thursday Night

WSW wind 14 to 17 kt becoming WNW 10 to 13 kt after midnight. Winds could gust as high as 25 kt. A chance of showers, mainly between 8pm and 2am. Seas 4 to 5 ft.

Friday

NNW wind 8 to 12 kt becoming N in the afternoon. Sunny. Seas around 3 ft.

Friday Night

Variable winds 5 kt or less. Mostly clear. Seas around 2 ft.

Saturday

E wind 5 to 8 kt becoming SSE in the afternoon. Sunny. Seas around 2 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.