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

65°F

18°C

Humidity 93%
Wind Speed W 7 mph
Barometer 29.57 in (1001.4 mb)
Dewpoint 63°F (17°C)
Visibility 7.00 mi
Last update 18 Jun 10:53 pm EDT
Extended Forecast for

2 Miles ENE Nantucket Memorial Airport MA

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Southwest wind 11 to 16 mph.

    Low: 65 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 78. Southwest wind 11 to 16 mph.

    High: 78 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming clear, with a low around 64. West wind 10 to 13 mph.

    Low: 64 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 80. West wind 15 to 17 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64. West wind 9 to 11 mph.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. Southwest wind around 9 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Southwest wind around 6 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers after 11am. Partly sunny, with a high near 77. South wind 5 to 11 mph. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers. Low around 65. Breezy, with a south wind 15 to 20 mph. Chance of precipitation is 80%.

    Low: 65 °F

    Showers and
    Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. Southwest wind 11 to 16 mph.
Juneteenth
Partly sunny, with a high near 78. Southwest wind 11 to 16 mph.
Friday Night
Mostly cloudy, then gradually becoming clear, with a low around 64. West wind 10 to 13 mph.
Saturday
Sunny, with a high near 80. West wind 15 to 17 mph.
Saturday Night
Mostly clear, with a low around 64. West wind 9 to 11 mph.
Sunday
Sunny, with a high near 80. Southwest wind around 9 mph.
Sunday Night
Mostly clear, with a low around 64. Southwest wind around 6 mph.
Monday
A chance of showers after 11am. Partly sunny, with a high near 77. South wind 5 to 11 mph. Chance of precipitation is 40%.
Monday Night
Showers. Low around 65. Breezy, with a south wind 15 to 20 mph. Chance of precipitation is 80%.
Tuesday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 78. West wind 15 to 17 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 65. Southwest wind around 9 mph.
Wednesday
Sunny, with a high near 78. Southwest wind 7 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 65. Southwest wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 78. South wind 5 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Nantucket Memorial Airport MA
 41.27°N 70.03°W (Elev. 52 ft)
Last Update:
3:27 pm EDT Jun 18, 2026
Forecast Valid:
11pm EDT Jun 18, 2026-6pm EDT Jun 25, 2026
 
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Additional Resources

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Chance of Precipitation