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

28°F

-2°C

Humidity 58%
Wind Speed NW 17 G 28 mph
Barometer 29.76 in (1007.7 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 24 Feb 10:53 am EST
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: Mostly sunny, with a high near 30. West wind 14 to 17 mph.

    High: 30 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 23. West wind 10 to 14 mph.

    Low: 23 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Rain and snow likely before 10am, then rain. High near 39. South wind 10 to 17 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. Southwest wind 11 to 14 mph.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow after noon, mixing with rain after 3pm. Partly sunny, with a high near 38. West wind 8 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain likely, possibly mixed with snow, becoming all snow after 4am. Mostly cloudy, with a low around 28. Southwest wind 7 to 10 mph becoming north after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Rain/Snow
    Likely

  • Friday

    Friday: A chance of snow before 9am, then a chance of rain between 9am and 11am. Partly sunny, with a high near 37. North wind 7 to 11 mph. Chance of precipitation is 40%.

    High: 37 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. North wind around 6 mph becoming south after midnight.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 41. South wind 7 to 11 mph.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 30. West wind 14 to 17 mph.
Tonight
Increasing clouds, with a low around 23. West wind 10 to 14 mph.
Wednesday
Rain and snow likely before 10am, then rain. High near 39. South wind 10 to 17 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 31. Southwest wind 11 to 14 mph.
Thursday
A chance of snow after noon, mixing with rain after 3pm. Partly sunny, with a high near 38. West wind 8 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain likely, possibly mixed with snow, becoming all snow after 4am. Mostly cloudy, with a low around 28. Southwest wind 7 to 10 mph becoming north after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
A chance of snow before 9am, then a chance of rain between 9am and 11am. Partly sunny, with a high near 37. North wind 7 to 11 mph. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 29. North wind around 6 mph becoming south after midnight.
Saturday
Mostly sunny, with a high near 41. South wind 7 to 11 mph.
Saturday Night
Partly cloudy, with a low around 31. Southwest wind around 8 mph becoming west after midnight.
Sunday
Mostly sunny, with a high near 38. West wind 9 to 14 mph.
Sunday Night
Partly cloudy, with a low around 21. Northwest wind around 14 mph.
Monday
Partly sunny, with a high near 29. North wind 13 to 15 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
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
5:52 am EST Feb 24, 2026
Forecast Valid:
11am EST Feb 24, 2026-6pm EST Mar 2, 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