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

34°F

1°C

Humidity 92%
Wind Speed E 5 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 22 Mar 3:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: A chance of rain, mainly after 2pm. Cloudy, with a high near 46. South wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain

  • Tonight

    Tonight: Rain. Low around 39. Southwest wind 10 to 13 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Monday

    Monday: A chance of rain before 2pm, then isolated showers after 2pm. Cloudy, with a high near 39. Breezy, with a north wind 20 to 22 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: A slight chance of rain and snow showers before 7pm, then a slight chance of snow showers between 7pm and 9pm. Mostly cloudy, with a low around 32. North wind 13 to 16 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Isolated
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. North wind 7 to 10 mph.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. Southwest wind 7 to 11 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Southwest wind 10 to 15 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. Southwest wind 8 to 10 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49. South wind 9 to 11 mph.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
A chance of rain, mainly after 2pm. Cloudy, with a high near 46. South wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 39. Southwest wind 10 to 13 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of rain before 2pm, then isolated showers after 2pm. Cloudy, with a high near 39. Breezy, with a north wind 20 to 22 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A slight chance of rain and snow showers before 7pm, then a slight chance of snow showers between 7pm and 9pm. Mostly cloudy, with a low around 32. North wind 13 to 16 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 40. North wind 7 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 34. Southwest wind 7 to 11 mph.
Wednesday
Partly sunny, with a high near 45. Southwest wind 10 to 15 mph.
Wednesday Night
Mostly cloudy, with a low around 37. Southwest wind 8 to 10 mph.
Thursday
Partly sunny, with a high near 49. South wind 9 to 11 mph.
Thursday Night
A chance of rain before 8pm, then rain likely after 10pm. Mostly cloudy, with a low around 38. South wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Friday
Rain likely. Partly sunny, with a high near 47. West wind around 15 mph becoming north in the afternoon. Chance of precipitation is 60%.
Friday Night
Partly cloudy, with a low around 27. North wind 11 to 13 mph.
Saturday
Mostly sunny, with a high near 38. North wind around 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.27°N 70.06°W (Elev. 49 ft)
Last Update:
1:44 am EDT Mar 22, 2026
Forecast Valid:
4am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation