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

63°F

17°C

Humidity 73%
Wind Speed E 14 G 22 mph
Barometer 30.23 in (1023.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 4 Oct 12:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 62. East wind around 11 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly before 11pm. Patchy fog. Otherwise, cloudy, with a low around 56. East wind 5 to 8 mph becoming light and variable. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 64. West wind 6 to 14 mph.

    High: 64 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Clear, with a low around 50. Northwest wind around 16 mph.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. West wind 13 to 15 mph.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 53. Northwest wind 5 to 10 mph.

    Low: 53 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63. Light southwest wind increasing to 6 to 11 mph in the morning.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Southwest wind around 10 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Southwest wind 9 to 13 mph.

    High: 65 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 62. East wind around 11 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers likely, mainly before 11pm. Patchy fog. Otherwise, cloudy, with a low around 56. East wind 5 to 8 mph becoming light and variable. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 64. West wind 6 to 14 mph.
Monday Night
Clear, with a low around 50. Northwest wind around 16 mph.
Tuesday
Sunny, with a high near 60. West wind 13 to 15 mph.
Tuesday Night
Clear, with a low around 53. Northwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 63. Light southwest wind increasing to 6 to 11 mph in the morning.
Wednesday Night
Mostly clear, with a low around 56. Southwest wind around 10 mph.
Thursday
Sunny, with a high near 65. Southwest wind 9 to 13 mph.
Thursday Night
Mostly clear, with a low around 55. Southwest wind 7 to 9 mph.
Friday
Sunny, with a high near 64. Northwest wind 8 to 11 mph.
Friday Night
Partly cloudy, with a low around 54. West wind around 10 mph.
Saturday
Sunny, with a high near 62. West wind 10 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.09°W (Elev. 23 ft)
Last Update:
12:01 pm EDT Oct 4, 2026
Forecast Valid:
1pm EDT Oct 4, 2026-6pm EDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation