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.

A Few Clouds

68°F

20°C

Humidity 93%
Wind Speed SW 6 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Aug 6:53 am EDT
Extended Forecast for

7 Miles W Nantucket MA

  • Today

    Today: Partly sunny, with a high near 77. Southwest wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely after 1am. Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 65. Southwest wind 14 to 17 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: A chance of showers, mainly before 8am. Partly sunny, with a high near 70. Windy, with a northeast wind 22 to 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Chance
    Showers and
    Windy then
    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. Northeast wind around 16 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71. East wind 14 to 16 mph.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. East wind around 16 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm. Partly sunny, with a high near 72. East wind around 18 mph. Chance of precipitation is 30%.

    High: 72 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 66. Breezy, with an east wind 20 to 22 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Windy, with a northeast wind 25 to 28 mph.

    High: 73 °F

    Mostly Sunny
    and Windy

Detailed Forecast

Today
Partly sunny, with a high near 77. Southwest wind 10 to 16 mph, with gusts as high as 28 mph.
Tonight
A chance of showers and thunderstorms, then showers likely after 1am. Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 65. Southwest wind 14 to 17 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers, mainly before 8am. Partly sunny, with a high near 70. Windy, with a northeast wind 22 to 26 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 65. Northeast wind around 16 mph.
Tuesday
Mostly sunny, with a high near 71. East wind 14 to 16 mph.
Tuesday Night
Partly cloudy, with a low around 65. East wind around 16 mph.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 72. East wind around 18 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 66. Breezy, with an east wind 20 to 22 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 73. Windy, with a northeast wind 25 to 28 mph.
Thursday Night
Mostly clear, with a low around 66. Windy, with a north wind around 30 mph.
Friday
Sunny, with a high near 75. Windy, with a north wind 24 to 29 mph.
Friday Night
Mostly clear, with a low around 68. Breezy, with a west wind around 21 mph.
Saturday
Sunny, with a high near 75. Breezy, with a south wind around 21 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles W Nantucket MA
 41.27°N 70.23°W (Elev. 0 ft)
Last Update:
2:19 am EDT Aug 17, 2025
Forecast Valid:
7am EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
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