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/Mist

47°F

8°C

Humidity 93%
Wind Speed SW 13 mph
Barometer 29.99 in (1015.7 mb)
Dewpoint 45°F (7°C)
Visibility 5.00 mi
Wind Chill41°F (5°C)
Last update 31 Mar 6:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. Breezy, with a southwest wind 17 to 24 mph, with gusts as high as 36 mph.

    Low: 47 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: A chance of rain, mainly after 9am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 50. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Rain likely. Patchy fog before 11pm. Otherwise, cloudy, with a low around 36. North wind 9 to 14 mph becoming northeast after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain Likely
    and Patchy
    Fog

  • Thursday

    Thursday: A chance of rain. Patchy fog before 9am. Otherwise, cloudy, with a high near 44. Northeast wind 16 to 18 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday Night

    Thursday Night: A slight chance of rain before 1am. Cloudy, with a low around 37. East wind 7 to 13 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Rain

  • Friday

    Friday: A slight chance of rain before 9am. Mostly cloudy, with a high near 51. Southwest wind 9 to 17 mph. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. Southwest wind around 18 mph, with gusts as high as 29 mph.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50. Southwest wind around 15 mph becoming southeast in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43. South wind 11 to 15 mph.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 47. Breezy, with a southwest wind 17 to 24 mph, with gusts as high as 36 mph.
Wednesday
A chance of rain, mainly after 9am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 50. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Wednesday Night
Rain likely. Patchy fog before 11pm. Otherwise, cloudy, with a low around 36. North wind 9 to 14 mph becoming northeast after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of rain. Patchy fog before 9am. Otherwise, cloudy, with a high near 44. Northeast wind 16 to 18 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A slight chance of rain before 1am. Cloudy, with a low around 37. East wind 7 to 13 mph. Chance of precipitation is 20%.
Friday
A slight chance of rain before 9am. Mostly cloudy, with a high near 51. Southwest wind 9 to 17 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 43. Southwest wind around 18 mph, with gusts as high as 29 mph.
Saturday
Mostly sunny, with a high near 50. Southwest wind around 15 mph becoming southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 43. South wind 11 to 15 mph.
Sunday
A chance of rain after 9am. Partly sunny, with a high near 54. Breezy, with a south wind 17 to 23 mph, with gusts as high as 38 mph. Chance of precipitation is 40%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 40. Southwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 47. Northwest wind 13 to 15 mph.
Monday Night
Partly cloudy, with a low around 36. West wind 7 to 9 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 45. North wind around 10 mph becoming east in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
7:38 pm EDT Mar 31, 2026
Forecast Valid:
7pm EDT Mar 31, 2026-6pm EDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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