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

59°F

15°C

Humidity 87%
Wind Speed S 5 mph
Barometer 30.16 in (1021.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 29 Sep 9:53 pm EDT
Extended Forecast for

5 Miles W Nantucket MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. West wind 3 to 5 mph.

    Low: 65 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 71. Northwest wind 6 to 11 mph becoming northeast 12 to 17 mph in the afternoon.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58. Windy, with a northeast wind 22 to 28 mph.

    Low: 58 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 62. Windy, with a northeast wind around 29 mph.

    High: 62 °F

    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Windy, with a northeast wind 28 to 30 mph.

    Low: 55 °F

    Partly Cloudy
    and Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 60. Windy, with a northeast wind 22 to 26 mph.

    High: 60 °F

    Mostly Sunny
    and Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Northeast wind 9 to 16 mph.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. North wind around 10 mph becoming west in the afternoon.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. West wind 10 to 13 mph.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 65. West wind 3 to 5 mph.
Tuesday
Partly sunny, with a high near 71. Northwest wind 6 to 11 mph becoming northeast 12 to 17 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 58. Windy, with a northeast wind 22 to 28 mph.
Wednesday
Mostly sunny, with a high near 62. Windy, with a northeast wind around 29 mph.
Wednesday Night
Partly cloudy, with a low around 55. Windy, with a northeast wind 28 to 30 mph.
Thursday
Mostly sunny, with a high near 60. Windy, with a northeast wind 22 to 26 mph.
Thursday Night
Mostly clear, with a low around 51. Northeast wind 9 to 16 mph.
Friday
Sunny, with a high near 64. North wind around 10 mph becoming west in the afternoon.
Friday Night
Mostly clear, with a low around 60. West wind 10 to 13 mph.
Saturday
Sunny, with a high near 67. West wind 11 to 13 mph.
Saturday Night
Mostly clear, with a low around 62. Southwest wind 11 to 13 mph.
Sunday
Sunny, with a high near 68. Southwest wind 11 to 14 mph.
Sunday Night
Mostly clear, with a low around 63. Southwest wind around 11 mph.
Monday
Sunny, with a high near 68. West wind 10 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Nantucket MA
 41.27°N 70.21°W (Elev. 0 ft)
Last Update:
12:32 pm EDT Sep 29, 2025
Forecast Valid:
10pm EDT Sep 29, 2025-6pm EDT Oct 6, 2025
 
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