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

54°F

12°C

Humidity 69%
Wind Speed W 12 mph
Barometer 29.84 in (1010.4 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 23 Apr 1:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 52. West wind around 11 mph.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. North wind around 6 mph.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50. North wind 8 to 10 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. Calm wind becoming north around 5 mph after midnight.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 49. North wind 8 to 10 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 39. East wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers after 9am. Mostly cloudy, with a high near 50. East wind 9 to 13 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 41. Northeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 50. Northeast wind 13 to 16 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 52. West wind around 11 mph.
Tonight
Mostly clear, with a low around 39. North wind around 6 mph.
Friday
Sunny, with a high near 50. North wind 8 to 10 mph.
Friday Night
Partly cloudy, with a low around 38. Calm wind becoming north around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 49. North wind 8 to 10 mph.
Saturday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 39. East wind 3 to 6 mph. Chance of precipitation is 20%.
Sunday
A chance of showers after 9am. Mostly cloudy, with a high near 50. East wind 9 to 13 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 41. Northeast wind around 10 mph. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 50. Northeast wind 13 to 16 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 42. Northeast wind 10 to 13 mph.
Tuesday
Partly sunny, with a high near 52. East wind 11 to 15 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 43. East wind around 10 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 54. East wind 11 to 15 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
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
12:56 pm EDT Apr 23, 2026
Forecast Valid:
2pm EDT Apr 23, 2026-6pm EDT Apr 29, 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