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.

Overcast

22°F

-6°C

Humidity 66%
Wind Speed N 18 G 30 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 26 Dec 6:53 am EST
Extended Forecast for

Nantucket MA

  • Today

    Today: Cloudy, with a high near 30. Blustery, with a north wind 17 to 22 mph decreasing to 11 to 16 mph in the afternoon.

    High: 30 °F

    Mostly Cloudy
    and Blustery
    then Cloudy

  • Tonight

    Tonight: Snow, mainly after midnight. Low around 24. Northeast wind 6 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Chance Snow
    then Snow

  • Saturday

    Saturday: A chance of snow, mainly before 11am. Mostly cloudy, with a high near 34. North wind 13 to 18 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. North wind 9 to 14 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41. West wind 8 to 10 mph.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Rain, mainly after 1am. Low around 34. West wind 8 to 10 mph becoming south after midnight. Chance of precipitation is 80%.

    Low: 34 °F

    Chance Rain
    then Rain

  • Monday

    Monday: Rain. High near 47. South wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.

    High: 47 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly before 9pm. Mostly cloudy, with a low around 28. Breezy, with a west wind 16 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 70%.

    Low: 28 °F

    Breezy. Rain
    Likely then
    Chance Rain

  • Tuesday

    Tuesday: Partly sunny, with a high near 34. Breezy, with a west wind 21 to 23 mph, with gusts as high as 33 mph.

    High: 34 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Today
Cloudy, with a high near 30. Blustery, with a north wind 17 to 22 mph decreasing to 11 to 16 mph in the afternoon.
Tonight
Snow, mainly after midnight. Low around 24. Northeast wind 6 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday
A chance of snow, mainly before 11am. Mostly cloudy, with a high near 34. North wind 13 to 18 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 27. North wind 9 to 14 mph.
Sunday
Mostly sunny, with a high near 41. West wind 8 to 10 mph.
Sunday Night
Rain, mainly after 1am. Low around 34. West wind 8 to 10 mph becoming south after midnight. Chance of precipitation is 80%.
Monday
Rain. High near 47. South wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Monday Night
Rain likely, mainly before 9pm. Mostly cloudy, with a low around 28. Breezy, with a west wind 16 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 70%.
Tuesday
Partly sunny, with a high near 34. Breezy, with a west wind 21 to 23 mph, with gusts as high as 33 mph.
Tuesday Night
Partly cloudy, with a low around 26. Breezy, with a west wind 18 to 21 mph, with gusts as high as 31 mph.
Wednesday
Partly sunny, with a high near 37. West wind around 18 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly cloudy, with a low around 24. West wind 14 to 16 mph.
New Year's Day
Mostly cloudy, with a high near 32. Northwest wind 13 to 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.12°W (Elev. 49 ft)
Last Update:
4:52 am EST Dec 26, 2025
Forecast Valid:
7am EST Dec 26, 2025-6pm EST Jan 1, 2026
 
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Additional Resources

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