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.

Overcast

39°F

4°C

Humidity 73%
Wind Speed Calm
Barometer 30.01 in (1016.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 3 Dec 3:53 pm EST
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. Light southwest wind becoming west 6 to 11 mph in the evening. Winds could gust as high as 21 mph.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers between noon and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 43. Breezy, with a west wind 14 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 43 °F

    Partly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 20. Blustery, with a northwest wind 15 to 24 mph, with gusts as high as 43 mph.

    Low: 20 °F

    Mostly Clear
    and Blustery

  • Friday

    Friday: Increasing clouds, with a high near 33. North wind around 9 mph becoming southwest in the afternoon.

    High: 33 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of snow showers between 8pm and 9pm, then a chance of rain showers. Cloudy, with a low around 30. Southwest wind around 7 mph becoming southeast after midnight. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Cloudy, with a high near 44. East wind 7 to 9 mph. Chance of precipitation is 50%.

    High: 44 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 9pm. Mostly cloudy, with a low around 33. Northwest wind around 7 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 44. Northwest wind 7 to 11 mph.

    High: 44 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 24. Northwest wind 9 to 14 mph.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 31. Light southwest wind becoming west 6 to 11 mph in the evening. Winds could gust as high as 21 mph.
Thursday
A slight chance of showers between noon and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 43. Breezy, with a west wind 14 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 20. Blustery, with a northwest wind 15 to 24 mph, with gusts as high as 43 mph.
Friday
Increasing clouds, with a high near 33. North wind around 9 mph becoming southwest in the afternoon.
Friday Night
A slight chance of snow showers between 8pm and 9pm, then a chance of rain showers. Cloudy, with a low around 30. Southwest wind around 7 mph becoming southeast after midnight. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
A chance of showers. Cloudy, with a high near 44. East wind 7 to 9 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers before 9pm. Mostly cloudy, with a low around 33. Northwest wind around 7 mph. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 44. Northwest wind 7 to 11 mph.
Sunday Night
Mostly cloudy, with a low around 24. Northwest wind 9 to 14 mph.
Monday
Partly sunny, with a high near 34. North wind 14 to 16 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 22. North wind 11 to 14 mph.
Tuesday
Mostly sunny, with a high near 38. Northwest wind 11 to 13 mph becoming southwest in the afternoon.
Tuesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. West wind around 11 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain and snow showers. Mostly cloudy, with a high near 47. West wind 11 to 14 mph. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.27°N 70.06°W (Elev. 49 ft)
Last Update:
3:27 pm EST Dec 3, 2025
Forecast Valid:
4pm EST Dec 3, 2025-6pm EST Dec 10, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation