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.

Fair

52°F

11°C

Humidity 80%
Wind Speed SW 20 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 46°F (8°C)
Visibility 7.00 mi
Wind Chill46°F (8°C)
Last update 31 Mar 1:53 pm EDT
Extended Forecast for

4 Miles W Nantucket MA

  • This Afternoon

    This Afternoon: Isolated showers before 3pm. Mostly sunny, with a high near 53. Breezy, with a southwest wind around 21 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 53 °F

    Isolated
    Showers and
    Breezy

  • Tonight

    Tonight: Isolated showers before 3am, then isolated showers after 5am. Mostly cloudy, with a low around 48. Windy, with a southwest wind 14 to 19 mph increasing to 21 to 26 mph in the evening. Chance of precipitation is 20%.

    Low: 48 °F

    Isolated
    Showers and
    Windy

  • Wednesday

    Wednesday: A chance of showers, mainly after 1pm. Patchy fog before 5pm. Otherwise, partly sunny, with a high near 50. Breezy, with a southwest wind 18 to 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers likely, mainly between 7pm and 3am. Patchy fog between 7pm and 9pm. Otherwise, cloudy, with a low around 38. North wind 13 to 15 mph becoming northeast in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, mainly before 11am. Cloudy, with a high near 43. Northeast wind around 17 mph. Chance of precipitation is 30%.

    High: 43 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers before 1am. Cloudy, with a low around 39. Northeast wind 9 to 14 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 50. Southwest wind 10 to 16 mph.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. Breezy, with a southwest wind 18 to 22 mph.

    Low: 44 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: Partly sunny, with a high near 49. West wind around 14 mph becoming northwest in the afternoon.

    High: 49 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Isolated showers before 3pm. Mostly sunny, with a high near 53. Breezy, with a southwest wind around 21 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Tonight
Isolated showers before 3am, then isolated showers after 5am. Mostly cloudy, with a low around 48. Windy, with a southwest wind 14 to 19 mph increasing to 21 to 26 mph in the evening. Chance of precipitation is 20%.
Wednesday
A chance of showers, mainly after 1pm. Patchy fog before 5pm. Otherwise, partly sunny, with a high near 50. Breezy, with a southwest wind 18 to 22 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely, mainly between 7pm and 3am. Patchy fog between 7pm and 9pm. Otherwise, cloudy, with a low around 38. North wind 13 to 15 mph becoming northeast in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of showers, mainly before 11am. Cloudy, with a high near 43. Northeast wind around 17 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers before 1am. Cloudy, with a low around 39. Northeast wind 9 to 14 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 50. Southwest wind 10 to 16 mph.
Friday Night
Mostly cloudy, with a low around 44. Breezy, with a southwest wind 18 to 22 mph.
Saturday
Partly sunny, with a high near 49. West wind around 14 mph becoming northwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 42. East wind around 15 mph becoming south after midnight.
Sunday
A chance of rain. Mostly cloudy, with a high near 53. South wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 42. Breezy, with a southwest wind 20 to 22 mph. Chance of precipitation is 40%.
Monday
A chance of rain. Mostly cloudy, with a high near 47. Northwest wind 13 to 17 mph. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Nantucket MA
 41.27°N 70.18°W (Elev. 10 ft)
Last Update:
6:35 am EDT Mar 31, 2026
Forecast Valid:
2pm EDT Mar 31, 2026-6pm EDT Apr 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation