For More Weather Information:

Norton, MA Local Forecast Office

52NM SSW Nantucket MA

Marine Point Forecast

[NOTICE]

Wednesday
High: 75 °F
⇑S 13kt
3ft
Wednesday Night
Low: 72 °F
⇑SW 23kt
3ft
Thursday
High: 75 °F
WSW 24kt
3ft
Thursday Night
Low: 68 °F
WSW 18kt
2-3ft
Friday
High: 71 °F
NNW 13kt
1-2ft
Friday Night
Low: 68 °F
W 8kt
1ft
Saturday
High: 72 °F
⇑SE 6kt
1ft
Saturday Night
Low: 69 °F
S 8kt
1ft
Sunday
High: 74 °F
SSE 11kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 2:40 am EDT Sep 9, 2026
Forecast Valid: 4am EDT Sep 9, 2026-6pm EDT Sep 15, 2026

View Nearby Observations

Detailed Forecast

Wednesday

S wind 6 to 9 kt increasing to 10 to 13 kt in the afternoon. Winds could gust as high as 20 kt. Mostly sunny. Seas 1 ft building to 3 ft.

Wednesday Night

SW wind 16 to 19 kt increasing to 20 to 23 kt after midnight. Winds could gust as high as 32 kt. A slight chance of showers before 10pm, then a slight chance of showers after 3am. Seas around 3 ft.

Thursday

WSW wind 21 to 24 kt, with gusts as high as 32 kt. A slight chance of showers before 9am. Seas around 3 ft.

Thursday Night

WSW wind 13 to 18 kt becoming NW after midnight. Winds could gust as high as 26 kt. A chance of showers, mainly after 7pm. Patchy fog between 10pm and 2am. Seas 2 to 3 ft.

Friday

NNW wind 8 to 13 kt. Mostly sunny. Seas 1 to 2 ft.

Friday Night

W wind 6 to 8 kt becoming N after midnight. Mostly clear. Seas around 1 ft.

Saturday

Variable winds less than 5 kt becoming SE around 6 kt in the morning. Mostly sunny. Seas around 1 ft.

Saturday Night

S wind around 8 kt. Mostly cloudy. Seas around 1 ft.

Sunday

SSE wind 9 to 11 kt. A chance of showers. Seas around 1 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.