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

23°F

-5°C

Humidity 81%
Wind Speed NE 6 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 6 Feb 1:53 am EST
Extended Forecast for

Nantucket MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 21. Northeast wind around 7 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 32. Northeast wind 6 to 10 mph.

    High: 32 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A slight chance of snow after 1am. Mostly cloudy, with a low around 26. Northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after noon. Cloudy, with a high near 32. East wind 7 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Snow likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around 13. Blustery, with a north wind 22 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 13 °F

    Snow Likely
    and Blustery

  • Sunday

    Sunday: A slight chance of snow before 1pm. Mostly cloudy, with a high near 19. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.

    High: 19 °F

    Slight Chance
    Snow and
    Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 11. Northwest wind 14 to 17 mph.

    Low: 11 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 25. Northwest wind 11 to 13 mph.

    High: 25 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 18. Northwest wind around 11 mph.

    Low: 18 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 21. Northeast wind around 7 mph.
Friday
Mostly cloudy, with a high near 32. Northeast wind 6 to 10 mph.
Friday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 26. Northeast wind around 5 mph becoming calm. Chance of precipitation is 20%.
Saturday
Snow likely, mainly after noon. Cloudy, with a high near 32. East wind 7 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
Snow likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around 13. Blustery, with a north wind 22 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday
A slight chance of snow before 1pm. Mostly cloudy, with a high near 19. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 11. Northwest wind 14 to 17 mph.
Monday
Mostly sunny, with a high near 25. Northwest wind 11 to 13 mph.
Monday Night
Mostly clear, with a low around 18. Northwest wind around 11 mph.
Tuesday
Sunny, with a high near 31. Northwest wind 7 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 25. Northwest wind around 7 mph.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 35. Northwest wind 6 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Northwest wind 9 to 11 mph. Chance of precipitation is 40%.
Thursday
A chance of rain and snow. Partly sunny, with a high near 34. Northwest wind around 14 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:
1:14 am EST Feb 6, 2026
Forecast Valid:
2am EST Feb 6, 2026-6pm EST Feb 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation