National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Fair

62°F

17°C

Humidity 67%
Wind Speed W 10 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 9 Oct 8:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: Sunny, with a high near 66. West wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind around 9 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 61. North wind 7 to 10 mph.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 55. Light southeast wind.

    Low: 55 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 65. South wind 7 to 10 mph.

    High: 65 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 8pm. Low around 59. Southeast wind 7 to 10 mph. Chance of precipitation is 90%.

    Low: 59 °F

    Showers

  • Columbus Day

    Columbus Day: Showers likely, mainly before 9am. Mostly cloudy, with a high near 66. Northeast wind 11 to 13 mph. Chance of precipitation is 60%.

    High: 66 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57. North wind 7 to 10 mph.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 65. Northeast wind 8 to 11 mph becoming south in the afternoon.

    High: 65 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 66. West wind 10 to 14 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 48. West wind around 9 mph.
Saturday
Sunny, with a high near 61. North wind 7 to 10 mph.
Saturday Night
Increasing clouds, with a low around 55. Light southeast wind.
Sunday
Mostly cloudy, with a high near 65. South wind 7 to 10 mph.
Sunday Night
Showers, mainly after 8pm. Low around 59. Southeast wind 7 to 10 mph. Chance of precipitation is 90%.
Columbus Day
Showers likely, mainly before 9am. Mostly cloudy, with a high near 66. Northeast wind 11 to 13 mph. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 57. North wind 7 to 10 mph.
Tuesday
Partly sunny, with a high near 65. Northeast wind 8 to 11 mph becoming south in the afternoon.
Tuesday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 55. South wind 9 to 13 mph becoming west after midnight. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 62. Northwest wind around 16 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 53. North wind around 13 mph.
Thursday
Mostly sunny, with a high near 60. North wind 11 to 14 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.27°N 70.06°W (Elev. 49 ft)
Last Update:
12:51 am EDT Oct 9, 2026
Forecast Valid:
9am EDT Oct 9, 2026-6pm EDT Oct 15, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation