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.

Overcast and Breezy

40°F

4°C

Humidity 93%
Wind Speed N 23 G 36 mph
Barometer 29.71 in (1006.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 23 Mar 11:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: Showers likely, mainly after 5pm. Cloudy, with a high near 41. Breezy, with a north wind 21 to 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Showers
    Likely and
    Breezy

  • Tonight

    Tonight: Rain and snow showers likely before 8pm, then a chance of snow showers between 8pm and 11pm. Mostly cloudy, with a low around 32. North wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 40. North wind 8 to 14 mph.

    High: 40 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 33. Southwest wind 10 to 14 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. West wind 11 to 15 mph.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 39. South wind around 14 mph. Chance of precipitation is 20%.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Mostly cloudy, with a high near 49. Southwest wind 13 to 16 mph.

    High: 49 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 2am. Mostly cloudy, with a low around 39. Southwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 47. Breezy, with a southwest wind 18 to 20 mph becoming north in the afternoon. Chance of precipitation is 50%.

    High: 47 °F

    Chance Rain
    and Breezy

Detailed Forecast

This Afternoon
Showers likely, mainly after 5pm. Cloudy, with a high near 41. Breezy, with a north wind 21 to 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain and snow showers likely before 8pm, then a chance of snow showers between 8pm and 11pm. Mostly cloudy, with a low around 32. North wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 40. North wind 8 to 14 mph.
Tuesday Night
Increasing clouds, with a low around 33. Southwest wind 10 to 14 mph.
Wednesday
Mostly sunny, with a high near 45. West wind 11 to 15 mph.
Wednesday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 39. South wind around 14 mph. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 49. Southwest wind 13 to 16 mph.
Thursday Night
A chance of rain after 2am. Mostly cloudy, with a low around 39. Southwest wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Friday
A chance of rain. Mostly cloudy, with a high near 47. Breezy, with a southwest wind 18 to 20 mph becoming north in the afternoon. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 28. North wind around 16 mph.
Saturday
Partly sunny, with a high near 37. North wind 8 to 11 mph.
Saturday Night
Partly cloudy, with a low around 28. Southwest wind 7 to 10 mph becoming west after midnight.
Sunday
Sunny, with a high near 42. Southwest wind 11 to 15 mph.
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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:
7:48 am EDT Mar 23, 2026
Forecast Valid:
12pm EDT Mar 23, 2026-6pm EDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation