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.

Light Snow

30°F

-1°C

Humidity 85%
Wind Speed W 7 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 26°F (-3°C)
Visibility 9.00 mi
Wind Chill23°F (-5°C)
Last update 14 Feb 10:53 pm EST
Extended Forecast for

Nantucket MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. West wind 7 to 9 mph.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 33. Northwest wind 7 to 15 mph becoming north in the afternoon.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of snow after 2am. Mostly cloudy, with a low around 27. East wind 8 to 13 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Washington's Birthday

    Washington's Birthday: A chance of snow, mainly before 11am. Mostly cloudy, with a high near 36. East wind 8 to 15 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 36 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31. North wind 6 to 8 mph.

    Low: 31 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 37. Northwest wind 6 to 8 mph becoming southwest in the afternoon.

    High: 37 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Southwest wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 2pm. Mostly cloudy, with a high near 39. West wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 30%.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly between 9pm and midnight. Cloudy, with a low around 32. South wind 7 to 9 mph becoming west after midnight. Chance of precipitation is 60%.

    Low: 32 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. West wind 7 to 9 mph.
Sunday
Mostly sunny, with a high near 33. Northwest wind 7 to 15 mph becoming north in the afternoon.
Sunday Night
A slight chance of snow after 2am. Mostly cloudy, with a low around 27. East wind 8 to 13 mph. Chance of precipitation is 20%.
Washington's Birthday
A chance of snow, mainly before 11am. Mostly cloudy, with a high near 36. East wind 8 to 15 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Mostly cloudy, with a low around 31. North wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 37. Northwest wind 6 to 8 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 31. Southwest wind around 6 mph.
Wednesday
A chance of rain after 2pm. Mostly cloudy, with a high near 39. West wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Rain likely, mainly between 9pm and midnight. Cloudy, with a low around 32. South wind 7 to 9 mph becoming west after midnight. Chance of precipitation is 60%.
Thursday
A chance of rain before 10am, then a chance of rain after 1pm. Mostly cloudy, with a high near 38. Northwest wind around 9 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 31. Northwest wind around 8 mph. Chance of precipitation is 30%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 38. East wind 9 to 13 mph. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Northeast wind around 11 mph. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 38. East wind 10 to 13 mph becoming west in the afternoon. 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:
6:37 pm EST Feb 14, 2026
Forecast Valid:
11pm EST Feb 14, 2026-6pm EST Feb 21, 2026
 
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Additional Resources

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Chance of Precipitation