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

35°F

2°C

Humidity 40%
Wind Speed N 13 mph
Barometer 30.37 in (1028.2 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 28 Mar 3:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Light and variable wind becoming northwest 5 to 10 mph in the evening.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 44. Northwest wind 7 to 15 mph becoming southwest in the afternoon.

    High: 44 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 39. Southwest wind around 11 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy, with a high near 53. Breezy, with a southwest wind 14 to 20 mph.

    High: 53 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Monday Night

    Monday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 43. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A slight chance of rain before 8am, then a slight chance of showers between 8am and 10am. Partly sunny, with a high near 52. Southwest wind 10 to 16 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 33 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 52. Breezy, with a southwest wind around 22 mph, with gusts as high as 33 mph.

    High: 52 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 36. Southwest wind around 14 mph becoming northeast after midnight. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 27. Light and variable wind becoming northwest 5 to 10 mph in the evening.
Sunday
Sunny, with a high near 44. Northwest wind 7 to 15 mph becoming southwest in the afternoon.
Sunday Night
Increasing clouds, with a low around 39. Southwest wind around 11 mph.
Monday
Mostly cloudy, with a high near 53. Breezy, with a southwest wind 14 to 20 mph.
Monday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 43. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of rain before 8am, then a slight chance of showers between 8am and 10am. Partly sunny, with a high near 52. Southwest wind 10 to 16 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 45. Breezy, with a southwest wind 18 to 21 mph, with gusts as high as 33 mph.
Wednesday
Mostly sunny, with a high near 52. Breezy, with a southwest wind around 22 mph, with gusts as high as 33 mph.
Wednesday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 36. Southwest wind around 14 mph becoming northeast after midnight. Chance of precipitation is 70%.
Thursday
Rain and snow likely before 5pm, then a chance of rain. Cloudy, with a high near 43. Northeast wind 15 to 17 mph. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow. Cloudy, with a low around 35. Northeast wind around 16 mph. Chance of precipitation is 40%.
Friday
Rain and snow likely. Mostly cloudy, with a high near 44. Breezy, with an east wind 18 to 20 mph. Chance of precipitation is 60%.
Friday Night
Rain likely. Cloudy, with a low around 37. Northeast wind 14 to 16 mph. Chance of precipitation is 60%.
Saturday
A chance of rain. Mostly cloudy, with a high near 47. Northeast wind around 15 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.27°N 70.06°W (Elev. 49 ft)
Last Update:
2:56 pm EDT Mar 28, 2026
Forecast Valid:
4pm EDT Mar 28, 2026-6pm EDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation