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

67°F

19°C

Humidity 84%
Wind Speed SE 13 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 13 Jul 5:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63. Southeast wind 5 to 9 mph becoming calm after midnight.

    Low: 63 °F

    Patchy Fog

  • Monday

    Monday: Partly sunny, with a high near 76. East wind 6 to 8 mph becoming south in the afternoon.

    High: 76 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 66. Southwest wind around 7 mph.

    Low: 66 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 78. Southwest wind 9 to 13 mph.

    High: 78 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 67. Southwest wind 7 to 9 mph.

    Low: 67 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 79. Southwest wind 9 to 13 mph.

    High: 79 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 68. Southwest wind around 10 mph.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 79. Southwest wind 11 to 15 mph.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 69. Southwest wind 11 to 13 mph.

    Low: 69 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63. Southeast wind 5 to 9 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 76. East wind 6 to 8 mph becoming south in the afternoon.
Monday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 66. Southwest wind around 7 mph.
Tuesday
Mostly cloudy, with a high near 78. Southwest wind 9 to 13 mph.
Tuesday Night
Mostly cloudy, with a low around 67. Southwest wind 7 to 9 mph.
Wednesday
Partly sunny, with a high near 79. Southwest wind 9 to 13 mph.
Wednesday Night
Mostly cloudy, with a low around 68. Southwest wind around 10 mph.
Thursday
Partly sunny, with a high near 79. Southwest wind 11 to 15 mph.
Thursday Night
Mostly cloudy, with a low around 69. Southwest wind 11 to 13 mph.
Friday
Mostly sunny, with a high near 80. Southwest wind 13 to 15 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 68. Southwest wind around 10 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 79. North wind around 11 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 66. South wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 78. North wind 9 to 11 mph becoming southeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
6:05 pm EDT Jul 13, 2025
Forecast Valid:
6pm EDT Jul 13, 2025-6pm EDT Jul 20, 2025
 
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Additional Resources

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Chance of Precipitation