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.

Fog/Mist

35°F

2°C

Humidity 96%
Wind Speed W 15 mph
Barometer 29.68 in (1005.1 mb)
Dewpoint 34°F (1°C)
Visibility 5.00 mi
Wind Chill25°F (-4°C)
Last update 25 Feb 4:53 pm EST
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: A slight chance of showers between midnight and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers after 4pm. Increasing clouds, with a high near 41. West wind 6 to 14 mph. Chance of precipitation is 20%.

    High: 41 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers before midnight. Mostly cloudy during the early evening, then gradual clearing, with a low around 26. Calm wind becoming northwest 5 to 9 mph in the evening. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 36. North wind 5 to 7 mph becoming southwest in the afternoon.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. South wind 5 to 8 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 41. Southeast wind 7 to 10 mph becoming southwest in the afternoon.

    High: 41 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Northwest wind 6 to 9 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 36. Northwest wind 10 to 14 mph.

    High: 36 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. North wind around 15 mph.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers between midnight and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers after 4pm. Increasing clouds, with a high near 41. West wind 6 to 14 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before midnight. Mostly cloudy during the early evening, then gradual clearing, with a low around 26. Calm wind becoming northwest 5 to 9 mph in the evening. Chance of precipitation is 20%.
Friday
Sunny, with a high near 36. North wind 5 to 7 mph becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 30. South wind 5 to 8 mph.
Saturday
Partly sunny, with a high near 41. Southeast wind 7 to 10 mph becoming southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 30. Northwest wind 6 to 9 mph.
Sunday
Mostly cloudy, with a high near 36. Northwest wind 10 to 14 mph.
Sunday Night
Partly cloudy, with a low around 20. North wind around 15 mph.
Monday
A chance of snow after 4pm. Mostly cloudy, with a high near 28. Northeast wind 11 to 14 mph. Chance of precipitation is 30%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 21. Northeast wind around 10 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow. Mostly cloudy, with a high near 36. Northeast wind 11 to 14 mph becoming southeast in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Southeast wind 11 to 14 mph becoming southwest after midnight. Chance of precipitation is 50%.
Wednesday
A chance of rain. Partly sunny, with a high near 40. West wind 13 to 16 mph. Chance of precipitation is 50%.
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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:
2:25 pm EST Feb 25, 2026
Forecast Valid:
5pm EST Feb 25, 2026-6pm EST Mar 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation