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

31°F

-1°C

Humidity 64%
Wind Speed W 12 mph
Barometer 30.10 in (1019.1 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 3 Feb 1:53 pm EST
Extended Forecast for

Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 33. West wind around 10 mph.

    High: 33 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 24. West wind around 9 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31. West wind 10 to 14 mph.

    High: 31 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 21. Northwest wind 8 to 10 mph.

    Low: 21 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 29. Northwest wind 8 to 10 mph.

    High: 29 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 22. North wind around 9 mph.

    Low: 22 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 30. North wind 6 to 10 mph becoming southwest in the afternoon.

    High: 30 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow after 11pm. Mostly cloudy, with a low around 20. Southwest wind 6 to 9 mph. Chance of precipitation is 50%.

    Low: 20 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely. Mostly cloudy, with a high near 28. Blustery, with a northwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 60%.

    High: 28 °F

    Snow Likely
    and Blustery

Detailed Forecast

This Afternoon
Sunny, with a high near 33. West wind around 10 mph.
Tonight
Partly cloudy, with a low around 24. West wind around 9 mph.
Wednesday
Mostly sunny, with a high near 31. West wind 10 to 14 mph.
Wednesday Night
Partly cloudy, with a low around 21. Northwest wind 8 to 10 mph.
Thursday
Sunny, with a high near 29. Northwest wind 8 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 22. North wind around 9 mph.
Friday
Partly sunny, with a high near 30. North wind 6 to 10 mph becoming southwest in the afternoon.
Friday Night
A chance of snow after 11pm. Mostly cloudy, with a low around 20. Southwest wind 6 to 9 mph. Chance of precipitation is 50%.
Saturday
Snow likely. Mostly cloudy, with a high near 28. Blustery, with a northwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 60%.
Saturday Night
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 10. Windy, with a northwest wind 25 to 28 mph, with gusts as high as 46 mph. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 19. Blustery, with a northwest wind 17 to 22 mph, with gusts as high as 37 mph.
Sunday Night
Mostly cloudy, with a low around 10. Northwest wind around 18 mph, with gusts as high as 29 mph.
Monday
Partly sunny, with a high near 24. Northwest wind around 16 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:
1:55 pm EST Feb 3, 2026
Forecast Valid:
2pm EST Feb 3, 2026-6pm EST Feb 9, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation