Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Fair

60°F

16°C

Humidity 75%
Wind Speed SW 18 G 25 mph
Barometer NA
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 3 Oct 5:53 pm EDT
Extended Forecast for

3 Miles NNE Siasconset MA

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind around 15 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69. West wind 9 to 11 mph.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. Southwest wind 5 to 7 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68. South wind 3 to 7 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. South wind 6 to 8 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70. Southwest wind 8 to 11 mph.

    High: 70 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Southwest wind around 11 mph.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69. Southwest wind 13 to 16 mph.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 63. Southwest wind around 17 mph.  Chance of precipitation is 30%.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 61. West wind around 15 mph.
Saturday
Sunny, with a high near 69. West wind 9 to 11 mph.
Saturday Night
Mostly clear, with a low around 63. Southwest wind 5 to 7 mph.
Sunday
Sunny, with a high near 68. South wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 64. South wind 6 to 8 mph.
Monday
Sunny, with a high near 70. Southwest wind 8 to 11 mph.
Monday Night
Mostly clear, with a low around 64. Southwest wind around 11 mph.
Tuesday
Sunny, with a high near 69. Southwest wind 13 to 16 mph.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 63. Southwest wind around 17 mph. Chance of precipitation is 30%.
Wednesday
Showers, mainly after 7am. High near 68. Southwest wind around 17 mph. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 55. Breezy, with a north wind 15 to 21 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 59. Breezy, with a north wind 17 to 21 mph.
Thursday Night
Partly cloudy, with a low around 54. Northeast wind 9 to 13 mph.
Friday
Sunny, with a high near 62. Northeast wind around 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Siasconset MA
 41.33°N 69.98°W (Elev. 0 ft)
6:10 pm EDT Oct 3, 2025
6pm EDT Oct 3, 2025-6pm EDT Oct 10, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database