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

40°F

4°C

Humidity 77%
Wind Speed SE 9 mph
Barometer 30.53 in (1033.8 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 9 Apr 6:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: Partly cloudy, with a low around 36. South wind 5 to 8 mph becoming calm after midnight.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51. Light south wind becoming southwest 6 to 11 mph in the morning.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 42. Southwest wind 9 to 11 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Partly Cloudy
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 51. West wind 9 to 11 mph becoming north in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 40. North wind 5 to 7 mph.

    Low: 40 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 48. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42. South wind 8 to 13 mph.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 54. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 32 mph.

    High: 54 °F

    Mostly Cloudy
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47. Southwest wind 15 to 17 mph.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 36. South wind 5 to 8 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 51. Light south wind becoming southwest 6 to 11 mph in the morning.
Friday Night
A slight chance of showers after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 42. Southwest wind 9 to 11 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 51. West wind 9 to 11 mph becoming north in the afternoon.
Saturday Night
Clear, with a low around 40. North wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 48. Light and variable wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 42. South wind 8 to 13 mph.
Monday
Mostly cloudy, with a high near 54. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 32 mph.
Monday Night
Mostly cloudy, with a low around 47. Southwest wind 15 to 17 mph.
Tuesday
Mostly sunny, with a high near 55. West wind 11 to 13 mph.
Tuesday Night
Mostly cloudy, with a low around 47. Southwest wind around 11 mph.
Wednesday
Partly sunny, with a high near 55. South wind 9 to 14 mph.
Wednesday Night
Mostly cloudy, with a low around 47. Southwest wind around 11 mph.
Thursday
Mostly cloudy, with a high near 56. Southwest wind 10 to 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:
7:29 pm EDT Apr 9, 2026
Forecast Valid:
7pm EDT Apr 9, 2026-6pm EDT Apr 16, 2026
 
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