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Norton, MA Local Forecast Office

52NM SSW Nantucket MA

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:S wind around 24 kt, with gusts as high as 31 kt. Partly sunny. Seas around 6 ft.

      High: 69 °F

      S 24kt
      6ft

    • Tonight

      Tonight:SSW wind 22 to 25 kt becoming WSW 17 to 20 kt after midnight. Winds could gust as high as 34 kt. Mostly cloudy. Seas 9 ft subsiding to 7 ft.

      Low: 61 °F

      SSW 25kt⇓
      9ftWaves Subsiding

    • Juneteenth

      Juneteenth:W wind 13 to 17 kt becoming SW in the afternoon. A slight chance of showers between noon and 2pm.   Seas 6 to 7 ft.

      High: 67 °F

      WSW 17kt
      6-7ft

    • Friday Night

      Friday Night:WSW wind 14 to 17 kt becoming W after midnight. Mostly cloudy, then gradually becoming clear. Seas 5 to 6 ft.

      Low: 60 °F

      WSW 17kt
      5-6ft

    • Saturday

      Saturday:W wind 17 to 20 kt. Sunny. Seas 5 ft building to 7 ft.

      High: 68 °F

      W 20kt
      Waves Building7ft

    • Saturday Night

      Saturday Night:WSW wind 14 to 17 kt becoming WNW 11 to 14 kt after midnight. Winds could gust as high as 23 kt. Mostly clear. Seas 6 ft subsiding to 4 ft.

      Low: 60 °F

      WSW 17kt⇓
      6ftWaves Subsiding

    • Sunday

      Sunday:W wind around 11 kt. Sunny. Seas 3 to 4 ft.

      High: 67 °F

      W 11kt
      3-4ft

    • Sunday Night

      Sunday Night:SW wind 7 to 10 kt. Partly cloudy. Seas 2 to 3 ft.

      Low: 60 °F

      SW 10kt
      2-3ft

    • Monday

      Monday:S wind 7 to 12 kt increasing to 12 to 17 kt in the afternoon. Winds could gust as high as 23 kt. A chance of showers.   Seas 4 ft building to 9 ft.

      High: 69 °F

      ⇑S 17kt
      Waves Building9ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:27 pm EDT Jun 18, 2026
Forecast Valid: 3pm EDT Jun 18, 2026-6pm EDT Jun 25, 2026

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Detailed Forecast


This Afternoon
S wind around 24 kt, with gusts as high as 31 kt. Partly sunny. Seas around 6 ft.
Tonight
SSW wind 22 to 25 kt becoming WSW 17 to 20 kt after midnight. Winds could gust as high as 34 kt. Mostly cloudy. Seas 9 ft subsiding to 7 ft.
Juneteenth
W wind 13 to 17 kt becoming SW in the afternoon. A slight chance of showers between noon and 2pm. Seas 6 to 7 ft.
Friday Night
WSW wind 14 to 17 kt becoming W after midnight. Mostly cloudy, then gradually becoming clear. Seas 5 to 6 ft.
Saturday
W wind 17 to 20 kt. Sunny. Seas 5 ft building to 7 ft.
Saturday Night
WSW wind 14 to 17 kt becoming WNW 11 to 14 kt after midnight. Winds could gust as high as 23 kt. Mostly clear. Seas 6 ft subsiding to 4 ft.
Sunday
W wind around 11 kt. Sunny. Seas 3 to 4 ft.
Sunday Night
SW wind 7 to 10 kt. Partly cloudy. Seas 2 to 3 ft.
Monday
S wind 7 to 12 kt increasing to 12 to 17 kt in the afternoon. Winds could gust as high as 23 kt. A chance of showers. Seas 4 ft building to 9 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:

  1. 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.
  2. 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.
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ABOUT THIS FORECAST

Point Forecast: 40.5°N 70.63°W
Last Update: 3:27 pm EDT Jun 18, 2026
Forecast Valid: 3pm EDT Jun 18, 2026-6pm EDT Jun 25, 2026
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