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.

Light Rain Fog/Mist

42°F

6°C

Humidity 96%
Wind Speed SW 7 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 41°F (5°C)
Visibility 6.00 mi
Wind Chill38°F (3°C)
Last update 11 Mar 2:53 am EDT
Extended Forecast for

3 Miles WNW Nantucket MA

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 39. Southwest wind around 6 mph.

    Low: 39 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog after 10am. Otherwise, mostly cloudy, with a high near 46. South wind 5 to 11 mph.

    High: 46 °F

    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of rain, with thunderstorms also possible after 11pm. Cloudy, with a low around 46. Breezy, with a south wind 17 to 23 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: Rain, mainly after 10am. High near 47. Breezy, with a southwest wind 17 to 23 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 32. Breezy, with a west wind 16 to 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Snow Likely
    then Mostly
    Clear and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 43. West wind 11 to 15 mph becoming southwest in the afternoon.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 37. Breezy, with a south wind 17 to 23 mph. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 42. Breezy, with a west wind around 24 mph.

    High: 42 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. Breezy, with a west wind 14 to 21 mph.

    Low: 32 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 39. Southwest wind around 6 mph.
Wednesday
Patchy fog after 10am. Otherwise, mostly cloudy, with a high near 46. South wind 5 to 11 mph.
Wednesday Night
A chance of rain, with thunderstorms also possible after 11pm. Cloudy, with a low around 46. Breezy, with a south wind 17 to 23 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain, mainly after 10am. High near 47. Breezy, with a southwest wind 17 to 23 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 32. Breezy, with a west wind 16 to 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday
Mostly sunny, with a high near 43. West wind 11 to 15 mph becoming southwest in the afternoon.
Friday Night
A chance of rain. Mostly cloudy, with a low around 37. Breezy, with a south wind 17 to 23 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 42. Breezy, with a west wind around 24 mph.
Saturday Night
Partly cloudy, with a low around 32. Breezy, with a west wind 14 to 21 mph.
Sunday
Mostly cloudy, with a high near 44. North wind 8 to 11 mph becoming southeast in the afternoon.
Sunday Night
Rain likely. Cloudy, with a low around 38. Windy, with a southeast wind 20 to 25 mph increasing to 27 to 32 mph after midnight. Chance of precipitation is 60%.
Monday
Rain. High near 51. Windy, with a south wind 32 to 34 mph, with gusts as high as 45 mph. Chance of precipitation is 90%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 32. Windy, with a west wind 30 to 33 mph. Chance of precipitation is 50%.
Tuesday
Mostly sunny, with a high near 39. Breezy, with a west wind 20 to 25 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Nantucket MA
 41.29°N 70.17°W (Elev. 3 ft)
Last Update:
2:50 am EDT Mar 11, 2026
Forecast Valid:
3am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation