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

22°F

-6°C

Humidity 66%
Wind Speed N 10 mph
Barometer 30.31 in (1026.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 5 Dec 6:53 am EST
Extended Forecast for

Nantucket MA

  • Today

    Today: Mostly cloudy, with a high near 35. North wind around 7 mph becoming south in the afternoon.

    High: 35 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 30. South wind around 6 mph becoming east after midnight.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain, mainly between 8am and 5pm. Partly sunny, with a high near 46. East wind 6 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 30%.

    High: 46 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A slight chance of rain before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Southwest wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 43. North wind 7 to 10 mph.

    High: 43 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 28. Northeast wind 5 to 11 mph becoming west after midnight. Chance of precipitation is 40%.

    Low: 28 °F

    Chance Rain

  • Monday

    Monday: A chance of rain before 11am. Partly sunny, with a high near 39. Breezy, with a northwest wind 16 to 20 mph. Chance of precipitation is 30%.

    High: 39 °F

    Breezy.
    Chance Rain
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. Northwest wind 9 to 16 mph.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Northwest wind 7 to 14 mph becoming southwest in the afternoon.

    High: 44 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 35. North wind around 7 mph becoming south in the afternoon.
Tonight
Partly cloudy, with a low around 30. South wind around 6 mph becoming east after midnight.
Saturday
A chance of rain, mainly between 8am and 5pm. Partly sunny, with a high near 46. East wind 6 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 30%.
Saturday Night
A slight chance of rain before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Southwest wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 43. North wind 7 to 10 mph.
Sunday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 28. Northeast wind 5 to 11 mph becoming west after midnight. Chance of precipitation is 40%.
Monday
A chance of rain before 11am. Partly sunny, with a high near 39. Breezy, with a northwest wind 16 to 20 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 23. Northwest wind 9 to 16 mph.
Tuesday
Partly sunny, with a high near 44. Northwest wind 7 to 14 mph becoming southwest in the afternoon.
Tuesday Night
A chance of rain between 7pm and 3am. Mostly cloudy, with a low around 35. West wind around 15 mph. Chance of precipitation is 50%.
Wednesday
Mostly cloudy, with a high near 50. South wind 11 to 14 mph.
Wednesday Night
A chance of rain. Cloudy, with a low around 41. South wind around 13 mph. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 48. Southwest wind around 15 mph. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.12°W (Elev. 49 ft)
Last Update:
2:50 am EST Dec 5, 2025
Forecast Valid:
7am EST Dec 5, 2025-6pm EST Dec 11, 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