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

48°F

9°C

Humidity 50%
Wind Speed NE 12 mph
Barometer 30.13 in (1020.3 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 26 Apr 2:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 51. East wind around 10 mph. Chance of precipitation is 30%.

    High: 51 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 40. Northeast wind 9 to 13 mph. Chance of precipitation is 30%.

    Low: 40 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 53. Northeast wind 14 to 17 mph.

    High: 53 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. Northeast wind around 14 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 50. Northeast wind 15 to 18 mph.

    High: 50 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers. Mostly cloudy, with a low around 42. Northeast wind 10 to 13 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 54. East wind 10 to 13 mph.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 43. East wind around 9 mph. Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 55. East wind 8 to 10 mph. Chance of precipitation is 70%.

    High: 55 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 51. East wind around 10 mph. Chance of precipitation is 30%.
Tonight
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 40. Northeast wind 9 to 13 mph. Chance of precipitation is 30%.
Monday
Partly sunny, then gradually becoming sunny, with a high near 53. Northeast wind 14 to 17 mph.
Monday Night
Mostly clear, with a low around 40. Northeast wind around 14 mph.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 50. Northeast wind 15 to 18 mph.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 42. Northeast wind 10 to 13 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 54. East wind 10 to 13 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 43. East wind around 9 mph. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 55. East wind 8 to 10 mph. Chance of precipitation is 70%.
Thursday Night
Showers likely, mainly before 9pm. Mostly cloudy, with a low around 43. East wind 8 to 16 mph becoming west after midnight. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 53. Breezy, with a west wind 17 to 20 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 42. Northwest wind 10 to 16 mph.
Saturday
Partly sunny, with a high near 53. West wind 9 to 14 mph.
Saturday Night
Mostly cloudy, with a low around 42. Northwest wind around 10 mph.
Sunday
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
2:28 pm EDT Apr 26, 2026
Forecast Valid:
3pm EDT Apr 26, 2026-6pm EDT May 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation