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 and Breezy

37°F

3°C

Humidity 65%
Wind Speed SW 24 G 32 mph
Barometer 29.43 in (996.7 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 15 Jan 7:53 pm EST
Extended Forecast for

Nantucket MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Breezy, with a west wind 16 to 20 mph, with gusts as high as 32 mph.

    Low: 25 °F

    Cloudy then
    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Sunny, with a high near 38. Breezy, with a west wind 18 to 24 mph, with gusts as high as 38 mph.

    High: 38 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 31. West wind 7 to 14 mph.

    Low: 31 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A chance of rain, mainly between noon and 5pm. Mostly cloudy, with a high near 45. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. West wind 7 to 10 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain, mainly after 11am. Mostly cloudy, with a high near 41. West wind 6 to 10 mph. Chance of precipitation is 40%.

    High: 41 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A chance of snow before 4am. Mostly cloudy, with a low around 28. Northwest wind 9 to 11 mph. Chance of precipitation is 50%.

    Low: 28 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 36. Southwest wind 11 to 17 mph.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. West wind around 18 mph, with gusts as high as 28 mph.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Breezy, with a west wind 16 to 20 mph, with gusts as high as 32 mph.
Friday
Sunny, with a high near 38. Breezy, with a west wind 18 to 24 mph, with gusts as high as 38 mph.
Friday Night
Increasing clouds, with a low around 31. West wind 7 to 14 mph.
Saturday
A chance of rain, mainly between noon and 5pm. Mostly cloudy, with a high near 45. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 34. West wind 7 to 10 mph.
Sunday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 41. West wind 6 to 10 mph. Chance of precipitation is 40%.
Sunday Night
A chance of snow before 4am. Mostly cloudy, with a low around 28. Northwest wind 9 to 11 mph. Chance of precipitation is 50%.
M.L.King Day
Partly sunny, with a high near 36. Southwest wind 11 to 17 mph.
Monday Night
Partly cloudy, with a low around 20. West wind around 18 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 26. West wind around 17 mph.
Tuesday Night
Partly cloudy, with a low around 18. West wind around 15 mph.
Wednesday
Partly sunny, with a high near 35. Southwest wind 13 to 15 mph.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 26. West wind around 14 mph. Chance of precipitation is 30%.
Thursday
A chance of snow. Partly sunny, with a high near 36. West wind 14 to 16 mph. Chance of precipitation is 30%.
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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:
1:35 pm EST Jan 15, 2026
Forecast Valid:
8pm EST Jan 15, 2026-6pm EST Jan 22, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation