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.

Mostly Cloudy

27°F

-3°C

Humidity 78%
Wind Speed NW 10 mph
Barometer NA
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 27 Dec 8:53 pm EST
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: Mostly clear, with a low around 24. Northwest wind 10 to 14 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 41. West wind 10 to 13 mph.

    High: 41 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain, mainly after 1am. Patchy fog after 2am. Low around 35. Southwest wind 9 to 14 mph becoming south after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Chance Rain
    then Rain and
    Patchy Fog

  • Monday

    Monday: Rain. Patchy fog before 11am. High near 50. Breezy, with a south wind 16 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain and
    Patchy Fog

  • Monday Night

    Monday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 27. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.

    Low: 27 °F

    Breezy. Rain
    Likely then
    Slight Chance
    Rain

  • Tuesday

    Tuesday: Partly sunny, with a high near 34. Windy, with a west wind around 26 mph, with gusts as high as 45 mph.

    High: 34 °F

    Partly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. Breezy, with a west wind 21 to 25 mph, with gusts as high as 39 mph.

    Low: 25 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 37. Breezy, with a west wind 20 to 22 mph, with gusts as high as 32 mph.

    High: 37 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Breezy, with a west wind 17 to 20 mph.

    Low: 27 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 24. Northwest wind 10 to 14 mph.
Sunday
Increasing clouds, with a high near 41. West wind 10 to 13 mph.
Sunday Night
Rain, mainly after 1am. Patchy fog after 2am. Low around 35. Southwest wind 9 to 14 mph becoming south after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. Patchy fog before 11am. High near 50. Breezy, with a south wind 16 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 27. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 34. Windy, with a west wind around 26 mph, with gusts as high as 45 mph.
Tuesday Night
Mostly cloudy, with a low around 25. Breezy, with a west wind 21 to 25 mph, with gusts as high as 39 mph.
Wednesday
Partly sunny, with a high near 37. Breezy, with a west wind 20 to 22 mph, with gusts as high as 32 mph.
Wednesday Night
Mostly cloudy, with a low around 27. Breezy, with a west wind 17 to 20 mph.
New Year's Day
A chance of snow after 10am, mixing with rain after 3pm. Mostly cloudy, with a high near 36. West wind around 15 mph. Chance of precipitation is 40%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22. West wind around 14 mph. Chance of precipitation is 40%.
Friday
A chance of snow. Partly sunny, with a high near 32. Northwest wind 14 to 16 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 21. Northwest wind 11 to 14 mph.
Saturday
Partly sunny, with a high near 35. West wind 11 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
5:58 pm EST Dec 27, 2025
Forecast Valid:
9pm EST Dec 27, 2025-6pm EST Jan 3, 2026
 
Forecast Discussion
 
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