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

62°F

17°C

Humidity 96%
Wind Speed S 8 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 61°F (16°C)
Visibility 0.25 mi
Last update 18 Jun 7:53 am EDT
Extended Forecast for

3 Miles WNW Nantucket MA

  • Today

    Today: Patchy fog. Otherwise, cloudy, with a high near 68. Southwest wind 7 to 9 mph.

    High: 68 °F

    Patchy Fog

  • Tonight

    Tonight: A slight chance of showers. Patchy fog. Otherwise, cloudy, with a low around 62. South wind 7 to 10 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Juneteenth

    Juneteenth: Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75. Southwest wind 10 to 16 mph.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers between 9pm and 1am. Partly cloudy, with a low around 63. Southwest wind around 18 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 72. West wind 14 to 16 mph.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. Southwest wind 9 to 11 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71. Southwest wind 8 to 10 mph.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 63. Southwest wind around 10 mph.

    Low: 63 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 71. Southwest wind 13 to 16 mph.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog. Otherwise, cloudy, with a high near 68. Southwest wind 7 to 9 mph.
Tonight
A slight chance of showers. Patchy fog. Otherwise, cloudy, with a low around 62. South wind 7 to 10 mph. Chance of precipitation is 20%.
Juneteenth
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75. Southwest wind 10 to 16 mph.
Thursday Night
A slight chance of showers between 9pm and 1am. Partly cloudy, with a low around 63. Southwest wind around 18 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 72. West wind 14 to 16 mph.
Friday Night
Mostly clear, with a low around 61. Southwest wind 9 to 11 mph.
Saturday
Sunny, with a high near 71. Southwest wind 8 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 63. Southwest wind around 10 mph.
Sunday
Mostly sunny, with a high near 71. Southwest wind 13 to 16 mph.
Sunday Night
Partly cloudy, with a low around 64. Southwest wind 11 to 14 mph.
Monday
Mostly sunny, with a high near 73. Southwest wind 11 to 14 mph.
Monday Night
Partly cloudy, with a low around 65. Southwest wind 11 to 13 mph.
Tuesday
Sunny, with a high near 74. Southwest wind 11 to 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Nantucket MA
 41.29°N 70.17°W (Elev. 3 ft)
Last Update:
6:06 am EDT Jun 18, 2025
Forecast Valid:
8am EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation