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.

Fog/Mist

71°F

22°C

Humidity 100%
Wind Speed SW 10 mph
Barometer 30.00 in (1015.8 mb)
Dewpoint 71°F (22°C)
Visibility 3.00 mi
Last update 8 Aug 3:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 76. Southwest wind 11 to 16 mph.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 71. Southwest wind 11 to 14 mph.

    Low: 71 °F

    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Southwest wind 11 to 15 mph.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming clear, with a low around 70. Southwest wind 8 to 13 mph.

    Low: 70 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 75. Light and variable wind becoming southwest 6 to 11 mph in the morning.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 71. Southwest wind around 10 mph.

    Low: 71 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. West wind 11 to 15 mph.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after midnight. Partly cloudy, with a low around 69. West wind 8 to 11 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. North wind 7 to 9 mph becoming southwest in the afternoon.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 76. Southwest wind 11 to 16 mph.
Tonight
Patchy fog. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 71. Southwest wind 11 to 14 mph.
Sunday
Mostly sunny, with a high near 82. Southwest wind 11 to 15 mph.
Sunday Night
Mostly cloudy, then gradually becoming clear, with a low around 70. Southwest wind 8 to 13 mph.
Monday
Sunny, with a high near 75. Light and variable wind becoming southwest 6 to 11 mph in the morning.
Monday Night
Partly cloudy, with a low around 71. Southwest wind around 10 mph.
Tuesday
Mostly sunny, with a high near 77. West wind 11 to 15 mph.
Tuesday Night
A chance of showers after midnight. Partly cloudy, with a low around 69. West wind 8 to 11 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 79. North wind 7 to 9 mph becoming southwest in the afternoon.
Wednesday Night
A chance of showers after 3am. Partly cloudy, with a low around 68. South wind around 8 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 79. Southwest wind 9 to 14 mph.
Thursday Night
A chance of showers. Partly cloudy, with a low around 67. Southwest wind around 11 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 78. Northwest wind 13 to 15 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
2:50 am EDT Aug 8, 2026
Forecast Valid:
4am EDT Aug 8, 2026-6pm EDT Aug 14, 2026
 
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Additional Resources

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Chance of Precipitation