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

57°F

14°C

Humidity 78%
Wind Speed NE 13 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 30 Sep 11:53 pm EDT
Extended Forecast for

4 Miles W Nantucket MA

  • Overnight

    Overnight: Partly cloudy, with a low around 55. Windy, with a northeast wind 22 to 26 mph.

    Low: 55 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. Windy, with a northeast wind 26 to 29 mph.

    High: 64 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54. Windy, with a northeast wind 25 to 28 mph.

    Low: 54 °F

    Partly Cloudy
    and Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 62. Breezy, with a northeast wind 17 to 22 mph.

    High: 62 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Northeast wind 5 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 68. West wind 6 to 11 mph.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 58. West wind 11 to 13 mph.

    Low: 58 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 70. West wind around 11 mph.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. Southwest wind around 10 mph.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 55. Windy, with a northeast wind 22 to 26 mph.
Wednesday
Mostly sunny, with a high near 64. Windy, with a northeast wind 26 to 29 mph.
Wednesday Night
Partly cloudy, with a low around 54. Windy, with a northeast wind 25 to 28 mph.
Thursday
Mostly sunny, with a high near 62. Breezy, with a northeast wind 17 to 22 mph.
Thursday Night
Mostly clear, with a low around 53. Northeast wind 5 to 10 mph.
Friday
Sunny, with a high near 68. West wind 6 to 11 mph.
Friday Night
Clear, with a low around 58. West wind 11 to 13 mph.
Saturday
Sunny, with a high near 70. West wind around 11 mph.
Saturday Night
Mostly clear, with a low around 61. Southwest wind around 10 mph.
Sunday
Sunny, with a high near 71. Southwest wind 10 to 13 mph.
Sunday Night
Mostly clear, with a low around 61. Southwest wind around 10 mph.
Monday
Sunny, with a high near 71. Southwest wind 10 to 13 mph.
Monday Night
Partly cloudy, with a low around 61. Southwest wind around 10 mph.
Tuesday
Mostly sunny, with a high near 71. Southwest wind 10 to 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Nantucket MA
 41.27°N 70.18°W (Elev. 10 ft)
Last Update:
7:25 pm EDT Sep 30, 2025
Forecast Valid:
12am EDT Oct 1, 2025-6pm EDT Oct 7, 2025
 
Forecast Discussion
 
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Additional Resources

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