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.

Mostly Cloudy

72°F

22°C

Humidity 97%
Wind Speed Calm
Barometer 29.94 in (1013.9 mb)
Dewpoint 71°F (22°C)
Visibility 8.00 mi
Last update 14 Aug 6:53 pm EDT
Extended Forecast for

2 Miles WSW Nantucket MA

  • Tonight

    Tonight: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 66. South wind around 5 mph becoming calm.

    Low: 66 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 77. Northeast wind 9 to 11 mph.

    High: 77 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Northeast wind 6 to 9 mph.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 76. Northeast wind around 10 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64. Southeast wind around 6 mph.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Southwest wind 7 to 13 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. Southwest wind around 11 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75. Northeast wind around 14 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. Northeast wind 7 to 10 mph.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 66. South wind around 5 mph becoming calm.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 77. Northeast wind 9 to 11 mph.
Friday Night
Partly cloudy, with a low around 63. Northeast wind 6 to 9 mph.
Saturday
Sunny, with a high near 76. Northeast wind around 10 mph.
Saturday Night
Mostly clear, with a low around 64. Southeast wind around 6 mph.
Sunday
Sunny, with a high near 78. Southwest wind 7 to 13 mph.
Sunday Night
Partly cloudy, with a low around 63. Southwest wind around 11 mph.
Monday
Mostly sunny, with a high near 75. Northeast wind around 14 mph.
Monday Night
Partly cloudy, with a low around 61. Northeast wind 7 to 10 mph.
Tuesday
Mostly sunny, with a high near 73. East wind around 11 mph.
Tuesday Night
Partly cloudy, with a low around 61. East wind around 10 mph.
Wednesday
Mostly sunny, with a high near 75. East wind 11 to 14 mph.
Wednesday Night
Partly cloudy, with a low around 62. Northeast wind around 11 mph.
Thursday
Mostly sunny, with a high near 75. Northeast wind around 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Nantucket MA
 41.26°N 70.15°W (Elev. 3 ft)
Last Update:
12:20 pm EDT Aug 14, 2025
Forecast Valid:
7pm EDT Aug 14, 2025-6pm EDT Aug 21, 2025
 
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Additional Resources

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