Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Fair

63°F

17°C

Humidity 84%
Wind Speed NE 3 mph
Barometer 30.41 in (1029.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 7 Aug 12:53 am EDT
Extended Forecast for

Nantucket MA

  • Overnight

    Overnight: Cloudy, with a low around 63. East wind 6 to 8 mph.

    Low: 63 °F

    Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 75. Northeast wind 7 to 10 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Light east wind.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. East wind 6 to 9 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. East wind around 6 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 75. East wind 7 to 9 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. Northeast wind 3 to 6 mph.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. North wind 6 to 8 mph becoming east in the afternoon.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Southwest wind around 6 mph.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Overnight
Cloudy, with a low around 63. East wind 6 to 8 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 75. Northeast wind 7 to 10 mph.
Thursday Night
Mostly clear, with a low around 62. Light east wind.
Friday
Sunny, with a high near 74. East wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 62. East wind around 6 mph.
Saturday
Sunny, with a high near 75. East wind 7 to 9 mph.
Saturday Night
Mostly clear, with a low around 63. Northeast wind 3 to 6 mph.
Sunday
Sunny, with a high near 77. North wind 6 to 8 mph becoming east in the afternoon.
Sunday Night
Mostly clear, with a low around 65. Southwest wind around 6 mph.
Monday
Sunny, with a high near 79. South wind 6 to 10 mph.
Monday Night
Partly cloudy, with a low around 67. South wind around 7 mph.
Tuesday
Sunny, with a high near 79. Southwest wind 8 to 11 mph.
Tuesday Night
Mostly clear, with a low around 68. Southwest wind around 9 mph.
Wednesday
Sunny, with a high near 80. Southwest wind 10 to 13 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.12°W (Elev. 49 ft)
6:55 pm EDT Aug 6, 2025
1am EDT Aug 7, 2025-6pm EDT Aug 13, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database