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

5 Miles W Nantucket MA

  • Overnight

    Overnight: Scattered showers before 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 38. Breezy, with a west wind 16 to 23 mph. Chance of precipitation is 40%.

    Low: 38 °F

    Scattered
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of rain, mainly after 4pm. Cloudy, with a high near 42. Northwest wind around 10 mph becoming east in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 40. East wind 14 to 18 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 42. Breezy, with a west wind 15 to 24 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain Likely
    and Breezy

  • Sunday Night

    Sunday Night: A chance of rain before midnight, then a slight chance of snow showers between midnight and 3am. Partly cloudy, with a low around 31. Windy, with a west wind 20 to 26 mph, with gusts as high as 48 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow and
    Windy

  • Monday

    Monday: Sunny, with a high near 39. Breezy, with a west wind 17 to 20 mph, with gusts as high as 39 mph.

    High: 39 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. Breezy, with a west wind 17 to 21 mph.

    Low: 36 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42. Breezy, with a west wind 18 to 20 mph.

    High: 42 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. Breezy, with a southwest wind 18 to 21 mph.

    Low: 39 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Overnight
Scattered showers before 2am. Patchy fog. Otherwise, mostly cloudy, with a low around 38. Breezy, with a west wind 16 to 23 mph. Chance of precipitation is 40%.
Saturday
A chance of rain, mainly after 4pm. Cloudy, with a high near 42. Northwest wind around 10 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 14 to 18 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 42. Breezy, with a west wind 15 to 24 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain before midnight, then a slight chance of snow showers between midnight and 3am. Partly cloudy, with a low around 31. Windy, with a west wind 20 to 26 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 39. Breezy, with a west wind 17 to 20 mph, with gusts as high as 39 mph.
Monday Night
Partly cloudy, with a low around 36. Breezy, with a west wind 17 to 21 mph.
Tuesday
Sunny, with a high near 42. Breezy, with a west wind 18 to 20 mph.
Tuesday Night
Mostly cloudy, with a low around 39. Breezy, with a southwest wind 18 to 21 mph.
Wednesday
Mostly cloudy, with a high near 44. Breezy, with a southwest wind 16 to 21 mph.
Wednesday Night
A chance of showers. Cloudy, with a low around 36. Southwest wind 11 to 14 mph. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 37. Northwest wind 13 to 15 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 29. North wind 15 to 18 mph. Chance of precipitation is 40%.
Friday
A chance of snow. Mostly cloudy, with a high near 33. Breezy, with a north wind 18 to 20 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Nantucket MA
 41.27°N 70.21°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