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.

Fair

27°F

-3°C

Humidity 46%
Wind Speed NW 9 G 18 mph
Barometer 30.30 in (1026.1 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 18 Mar 6:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: Mostly sunny, with a high near 34. Northwest wind 6 to 10 mph.

    High: 34 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Light south wind.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 36. East wind around 8 mph.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Light and variable wind.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 45. Southwest wind 6 to 9 mph.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. Southwest wind 7 to 9 mph.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain between 8am and 5pm. Mostly cloudy, with a high near 47. South wind 10 to 15 mph. Chance of precipitation is 40%.

    High: 47 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. Southwest wind 11 to 13 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 11am. Mostly cloudy, with a high near 48. Southwest wind 13 to 15 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 34. Northwest wind 6 to 10 mph.
Tonight
Partly cloudy, with a low around 29. Light south wind.
Thursday
Mostly sunny, with a high near 36. East wind around 8 mph.
Thursday Night
Mostly clear, with a low around 33. Light and variable wind.
Friday
Mostly sunny, with a high near 45. Southwest wind 6 to 9 mph.
Friday Night
Mostly cloudy, with a low around 38. Southwest wind 7 to 9 mph.
Saturday
A chance of rain between 8am and 5pm. Mostly cloudy, with a high near 47. South wind 10 to 15 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 38. Southwest wind 11 to 13 mph.
Sunday
A chance of rain after 11am. Mostly cloudy, with a high near 48. Southwest wind 13 to 15 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 35. Northwest wind 13 to 16 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 43. North wind around 16 mph.
Monday Night
Mostly clear, with a low around 31. North wind 14 to 16 mph.
Tuesday
Sunny, with a high near 40. North wind around 11 mph.
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:
3:06 am EDT Mar 18, 2026
Forecast Valid:
7am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
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