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.

A Few Clouds

50°F

10°C

Humidity 77%
Wind Speed S 12 mph
Barometer 29.90 in (1012.5 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 2 May 2:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: A chance of showers, mainly after 5pm. Cloudy, with a high near 54. South wind around 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers, mainly after 7pm. Patchy fog after 7pm. Low around 43. South wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Showers and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers, mainly before 10am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind 14 to 17 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Chance
    Showers and
    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 45. West wind 11 to 14 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. Breezy, with a southwest wind 14 to 21 mph.

    High: 56 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Southwest wind 14 to 16 mph.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59. Breezy, with a south wind 16 to 22 mph.

    High: 59 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. Breezy, with a south wind 21 to 23 mph, with gusts as high as 36 mph.

    Low: 51 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 59. Breezy, with a south wind 21 to 24 mph, with gusts as high as 38 mph.

    High: 59 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

This Afternoon
A chance of showers, mainly after 5pm. Cloudy, with a high near 54. South wind around 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers, mainly after 7pm. Patchy fog after 7pm. Low around 43. South wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
A chance of showers, mainly before 10am. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind 14 to 17 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly clear, with a low around 45. West wind 11 to 14 mph.
Monday
Sunny, with a high near 56. Breezy, with a southwest wind 14 to 21 mph.
Monday Night
Mostly clear, with a low around 47. Southwest wind 14 to 16 mph.
Tuesday
Sunny, with a high near 59. Breezy, with a south wind 16 to 22 mph.
Tuesday Night
Mostly cloudy, with a low around 51. Breezy, with a south wind 21 to 23 mph, with gusts as high as 36 mph.
Wednesday
Mostly cloudy, with a high near 59. Breezy, with a south wind 21 to 24 mph, with gusts as high as 38 mph.
Wednesday Night
A chance of showers after 7pm. Cloudy, with a low around 50. South wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 59. Breezy, with a south wind 17 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 45. Breezy, with a south wind 16 to 22 mph becoming west after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 56. Breezy, with a west wind 18 to 22 mph.
Friday Night
Mostly clear, with a low around 45. West wind 9 to 14 mph.
Saturday
Mostly sunny, with a high near 57.
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:
2:33 pm EDT May 2, 2026
Forecast Valid:
3pm EDT May 2, 2026-6pm EDT May 9, 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