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 96%
Wind Speed W 6 mph
Barometer NA
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 4 Oct 8:53 pm EDT
Extended Forecast for

4 Miles WNW Nantucket MA

  • Tonight

    Tonight: Mostly clear, with a low around 58. Southwest wind 3 to 5 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog. Otherwise, mostly clear, with a low around 58. Southwest wind 6 to 8 mph.

    Low: 58 °F

    Patchy Fog

  • Monday

    Monday: Sunny, with a high near 69. Southwest wind 8 to 13 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. Southwest wind around 11 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Southwest wind 13 to 16 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 5am. Mostly cloudy, with a low around 60. Southwest wind 16 to 18 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Mostly Cloudy
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 70. Breezy, with a southwest wind around 22 mph becoming northwest in the afternoon. Chance of precipitation is 90%.

    High: 70 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 53. Breezy, with a north wind 22 to 25 mph. Chance of precipitation is 60%.

    Low: 53 °F

    Breezy.
    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Southwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 75. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Sunday Night
Patchy fog. Otherwise, mostly clear, with a low around 58. Southwest wind 6 to 8 mph.
Monday
Sunny, with a high near 69. Southwest wind 8 to 13 mph.
Monday Night
Mostly clear, with a low around 59. Southwest wind around 11 mph.
Tuesday
Sunny, with a high near 71. Southwest wind 13 to 16 mph.
Tuesday Night
Showers likely, mainly after 5am. Mostly cloudy, with a low around 60. Southwest wind 16 to 18 mph. Chance of precipitation is 60%.
Wednesday
Showers. High near 70. Breezy, with a southwest wind around 22 mph becoming northwest in the afternoon. Chance of precipitation is 90%.
Wednesday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 53. Breezy, with a north wind 22 to 25 mph. Chance of precipitation is 60%.
Thursday
Sunny, with a high near 61. Breezy, with a north wind 22 to 24 mph.
Thursday Night
Mostly clear, with a low around 52. Breezy, with a northeast wind 10 to 20 mph.
Friday
Mostly sunny, with a high near 64. East wind around 11 mph.
Friday Night
Partly cloudy, with a low around 55. West wind around 9 mph.
Saturday
Mostly sunny, with a high near 67. Southwest wind 10 to 13 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Nantucket MA
 41.29°N 70.17°W (Elev. 3 ft)
Last Update:
3:54 pm EDT Oct 4, 2025
Forecast Valid:
9pm EDT Oct 4, 2025-6pm EDT Oct 11, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation