Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Fair

45°F

7°C

Humidity 83%
Wind Speed S 10 mph
Barometer 29.75 in (1007.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 14 Jan 8:53 am EST
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: Partly sunny, with a high near 51. Southwest wind 11 to 16 mph.

    High: 51 °F

    Partly Sunny

  • Tonight

    Tonight: Showers, mainly before 4am.  Patchy fog after 11pm. Low around 37. South wind 7 to 13 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of rain showers before 4pm, then a slight chance of snow showers.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 43. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon.  Chance of precipitation is 20%.

    High: 43 °F

    Patchy Fog
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 2am.  Mostly cloudy, with a low around 21. Breezy, with a west wind 18 to 22 mph, with gusts as high as 40 mph.  Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 35. Windy, with a west wind 21 to 28 mph, with gusts as high as 44 mph.

    High: 35 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. Southwest wind 11 to 16 mph, with gusts as high as 33 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain after 11am.  Mostly cloudy, with a high near 42. Southwest wind 10 to 14 mph.  Chance of precipitation is 40%.

    High: 42 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 32. Southwest wind around 10 mph.  Chance of precipitation is 40%.

    Low: 32 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain before 2pm, then a chance of snow.  Mostly cloudy, with a high near 38. West wind 10 to 16 mph.  Chance of precipitation is 40%.

    High: 38 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Today
Partly sunny, with a high near 51. Southwest wind 11 to 16 mph.
Tonight
Showers, mainly before 4am. Patchy fog after 11pm. Low around 37. South wind 7 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A slight chance of rain showers before 4pm, then a slight chance of snow showers. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 43. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 2am. Mostly cloudy, with a low around 21. Breezy, with a west wind 18 to 22 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 35. Windy, with a west wind 21 to 28 mph, with gusts as high as 44 mph.
Friday Night
Mostly cloudy, with a low around 30. Southwest wind 11 to 16 mph, with gusts as high as 33 mph.
Saturday
A chance of rain after 11am. Mostly cloudy, with a high near 42. Southwest wind 10 to 14 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 32. Southwest wind around 10 mph. Chance of precipitation is 40%.
Sunday
A chance of rain before 2pm, then a chance of snow. Mostly cloudy, with a high near 38. West wind 10 to 16 mph. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 25. West wind around 15 mph. Chance of precipitation is 30%.
M.L.King Day
Mostly sunny, with a high near 35. West wind 14 to 17 mph.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 24. Southwest wind 14 to 16 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow. Partly sunny, with a high near 33. Breezy, with a west wind 17 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
6:03 am EST Jan 14, 2026
9am EST Jan 14, 2026-6pm EST Jan 20, 2026
 
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