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

27°F

-3°C

Humidity 66%
Wind Speed NW 6 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 2 Feb 4:53 pm EST
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: Clear, with a low around 21. Northwest wind 7 to 10 mph.

    Low: 21 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 35. Southwest wind 7 to 11 mph.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. West wind 6 to 9 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 31. West wind 7 to 13 mph.

    High: 31 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21. Northwest wind 9 to 11 mph.

    Low: 21 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 28. Northwest wind 8 to 11 mph.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Northwest wind around 10 mph.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 31. Northwest wind 8 to 13 mph becoming southwest in the afternoon.

    High: 31 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow after 7pm. Mostly cloudy, with a low around 14. West wind 11 to 15 mph. Chance of precipitation is 50%.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Clear, with a low around 21. Northwest wind 7 to 10 mph.
Tuesday
Sunny, with a high near 35. Southwest wind 7 to 11 mph.
Tuesday Night
Mostly cloudy, with a low around 25. West wind 6 to 9 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 31. West wind 7 to 13 mph.
Wednesday Night
Partly cloudy, with a low around 21. Northwest wind 9 to 11 mph.
Thursday
Mostly sunny, with a high near 28. Northwest wind 8 to 11 mph.
Thursday Night
Partly cloudy, with a low around 20. Northwest wind around 10 mph.
Friday
Partly sunny, with a high near 31. Northwest wind 8 to 13 mph becoming southwest in the afternoon.
Friday Night
A chance of snow after 7pm. Mostly cloudy, with a low around 14. West wind 11 to 15 mph. Chance of precipitation is 50%.
Saturday
A chance of snow. Partly sunny, with a high near 23. Blustery, with a northwest wind 18 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 9. Windy, with a northwest wind 24 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 21. Blustery, with a northwest wind 20 to 22 mph, with gusts as high as 34 mph.
Sunday Night
Partly cloudy, with a low around 12. Blustery, with a northwest wind 18 to 20 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 24. Northwest wind around 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
2:11 pm EST Feb 2, 2026
Forecast Valid:
4pm EST Feb 2, 2026-6pm EST Feb 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation