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

57°F

14°C

Humidity 90%
Wind Speed N 16 mph
Barometer 29.83 in (1010.2 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 17 Apr 12:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: A chance of rain, mainly after 3pm. Patchy fog. Otherwise, mostly cloudy, with a high near 56. Northeast wind 10 to 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain
    and Patchy
    Fog

  • Tonight

    Tonight: A chance of rain, mainly before midnight. Patchy fog. Otherwise, mostly cloudy, with a low around 44. North wind around 10 mph. Chance of precipitation is 30%.

    Low: 44 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before noon, then patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 50. Northeast wind around 10 mph.

    High: 50 °F

    Patchy Fog

  • Saturday Night

    Saturday Night: Patchy fog before 9pm. Otherwise, cloudy, with a low around 44. Northeast wind around 5 mph becoming calm.

    Low: 44 °F

    Patchy Fog
    then Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 5pm. Mostly cloudy, with a high near 55. South wind 8 to 14 mph. Chance of precipitation is 60%.

    High: 55 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 39. Northwest wind around 14 mph. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely

  • Monday

    Monday: Sunny, with a high near 48. Northwest wind around 11 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. North wind 8 to 11 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 48. North wind around 10 mph.

    High: 48 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of rain, mainly after 3pm. Patchy fog. Otherwise, mostly cloudy, with a high near 56. Northeast wind 10 to 14 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain, mainly before midnight. Patchy fog. Otherwise, mostly cloudy, with a low around 44. North wind around 10 mph. Chance of precipitation is 30%.
Saturday
Patchy fog before noon, then patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 50. Northeast wind around 10 mph.
Saturday Night
Patchy fog before 9pm. Otherwise, cloudy, with a low around 44. Northeast wind around 5 mph becoming calm.
Sunday
Showers likely, mainly after 5pm. Mostly cloudy, with a high near 55. South wind 8 to 14 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 39. Northwest wind around 14 mph. Chance of precipitation is 60%.
Monday
Sunny, with a high near 48. Northwest wind around 11 mph.
Monday Night
Partly cloudy, with a low around 36. North wind 8 to 11 mph.
Tuesday
Sunny, with a high near 48. North wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 39. Southwest wind 8 to 11 mph.
Wednesday
Partly sunny, with a high near 54. Southwest wind around 15 mph.
Wednesday Night
Partly cloudy, with a low around 43. Southwest wind around 9 mph becoming northwest after midnight.
Thursday
Mostly sunny, with a high near 53. North wind around 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.27°N 70.06°W (Elev. 49 ft)
Last Update:
5:24 am EDT Apr 17, 2026
Forecast Valid:
1pm EDT Apr 17, 2026-6pm EDT Apr 23, 2026
 
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Additional Resources

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