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

55°F

13°C

Humidity 74%
Wind Speed SW 10 mph
Barometer 29.93 in (1013.4 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 15 Apr 9:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: Partly sunny, with a high near 59. West wind 5 to 7 mph becoming light and variable.

    High: 59 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly between 9pm and 4am. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 48. South wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 56. Southwest wind 7 to 11 mph.

    High: 56 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. Southwest wind around 9 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, mainly after 4pm. Partly sunny, with a high near 58. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.

    High: 58 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 44. Northeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. Northeast wind around 8 mph.

    High: 52 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. Northeast wind 5 to 7 mph becoming south after midnight.

    Low: 44 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 10am. Mostly cloudy, with a high near 55. South wind 9 to 15 mph. Chance of precipitation is 40%.

    High: 55 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 59. West wind 5 to 7 mph becoming light and variable.
Tonight
A chance of showers and thunderstorms, mainly between 9pm and 4am. Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 48. South wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 56. Southwest wind 7 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 47. Southwest wind around 9 mph.
Friday
A chance of showers, mainly after 4pm. Partly sunny, with a high near 58. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 44. Northeast wind around 6 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 52. Northeast wind around 8 mph.
Saturday Night
Mostly cloudy, with a low around 44. Northeast wind 5 to 7 mph becoming south after midnight.
Sunday
A chance of showers after 10am. Mostly cloudy, with a high near 55. South wind 9 to 15 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 40. West wind 14 to 16 mph. Chance of precipitation is 50%.
Monday
A chance of showers. Partly sunny, with a high near 49. West wind 16 to 18 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 36. Northwest wind around 14 mph.
Tuesday
Sunny, with a high near 50. West wind around 14 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:
2:29 am EDT Apr 15, 2026
Forecast Valid:
10am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
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Additional Resources

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