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.

42°F

6°C

Humidity 96%
Wind Speed S 7 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Wind Chill38°F (3°C)
Last update 9 Mar 8:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 37. Southwest wind around 7 mph.

    Low: 37 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 3pm. Otherwise, mostly cloudy, with a high near 51. Southwest wind 6 to 10 mph.

    High: 51 °F

    Patchy Fog

  • Tuesday Night

    Tuesday Night: Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 38. Southwest wind around 6 mph.

    Low: 38 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 50. South wind 6 to 11 mph.

    High: 50 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of rain and thunderstorms between 2am and 5am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 40. South wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of rain and thunderstorms, then a chance of rain after 9am. Mostly cloudy, with a high near 49. Southwest wind 14 to 16 mph. Chance of precipitation is 40%.

    High: 49 °F

    Slight Chance
    T-storms then
    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 11pm, then a chance of snow between 11pm and midnight. Mostly cloudy, with a low around 29. Northwest wind 11 to 14 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 41. Northwest wind around 10 mph becoming southwest in the afternoon.

    High: 41 °F

    Sunny

  • Friday Night

    Friday Night: A chance of rain after 10pm. Mostly cloudy, with a low around 34. South wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 37. Southwest wind around 7 mph.
Tuesday
Patchy fog before 3pm. Otherwise, mostly cloudy, with a high near 51. Southwest wind 6 to 10 mph.
Tuesday Night
Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 38. Southwest wind around 6 mph.
Wednesday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 50. South wind 6 to 11 mph.
Wednesday Night
A slight chance of rain and thunderstorms between 2am and 5am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 40. South wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday
A slight chance of rain and thunderstorms, then a chance of rain after 9am. Mostly cloudy, with a high near 49. Southwest wind 14 to 16 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain before 11pm, then a chance of snow between 11pm and midnight. Mostly cloudy, with a low around 29. Northwest wind 11 to 14 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 41. Northwest wind around 10 mph becoming southwest in the afternoon.
Friday Night
A chance of rain after 10pm. Mostly cloudy, with a low around 34. South wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 43. West wind around 16 mph.
Saturday Night
Partly cloudy, with a low around 32. West wind 8 to 10 mph.
Sunday
Mostly cloudy, with a high near 46. Northeast wind 8 to 13 mph becoming southeast in the afternoon.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 38. South wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Monday
Rain likely. Mostly cloudy, with a high near 47. Southwest wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
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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:
1:00 pm EDT Mar 9, 2026
Forecast Valid:
9pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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