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

48°F

9°C

Humidity 93%
Wind Speed W 17 mph
Barometer NA
Dewpoint 46°F (8°C)
Visibility 7.00 mi
Wind Chill42°F (6°C)
Last update 10 Jan 12:53 am EST
Extended Forecast for

Nantucket Memorial Airport MA

  • Overnight

    Overnight: Scattered showers before 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 36. West wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Scattered
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of rain, mainly after 4pm. Cloudy, with a high near 43. Northwest wind around 9 mph becoming east in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 40. East wind 10 to 14 mph becoming southwest after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 40 °F

    Rain

  • Sunday

    Sunday: Rain likely, mainly before 4pm. Cloudy, with a high near 43. West wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A chance of rain and snow showers before midnight, then a slight chance of snow showers between midnight and 3am. Partly cloudy, with a low around 28. Windy, with a west wind 21 to 28 mph, with gusts as high as 48 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow and
    Windy

  • Monday

    Monday: Sunny, with a high near 38. Breezy, with a west wind 18 to 21 mph, with gusts as high as 39 mph.

    High: 38 °F

    Sunny and
    Breezy then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. West wind 14 to 18 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42. West wind 14 to 17 mph, with gusts as high as 28 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. Southwest wind around 15 mph.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers before 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 36. West wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of rain, mainly after 4pm. Cloudy, with a high near 43. Northwest wind around 9 mph becoming east in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 40. East wind 10 to 14 mph becoming southwest after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday
Rain likely, mainly before 4pm. Cloudy, with a high near 43. West wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain and snow showers before midnight, then a slight chance of snow showers between midnight and 3am. Partly cloudy, with a low around 28. Windy, with a west wind 21 to 28 mph, with gusts as high as 48 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
Sunny, with a high near 38. Breezy, with a west wind 18 to 21 mph, with gusts as high as 39 mph.
Monday Night
Partly cloudy, with a low around 32. West wind 14 to 18 mph.
Tuesday
Sunny, with a high near 42. West wind 14 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 35. Southwest wind around 15 mph.
Wednesday
Mostly cloudy, with a high near 45. Southwest wind 14 to 17 mph.
Wednesday Night
A chance of showers. Cloudy, with a low around 34. Southwest wind around 10 mph. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 37. Northwest wind 10 to 14 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 26. North wind 11 to 14 mph. Chance of precipitation is 40%.
Friday
A chance of snow. Mostly cloudy, with a high near 33. North wind 14 to 17 mph. Chance of precipitation is 40%.
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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:
12:50 am EST Jan 10, 2026
Forecast Valid:
1am EST Jan 10, 2026-6pm EST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation