National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Overcast and Breezy

44°F

7°C

Humidity 71%
Wind Speed W 22 G 32 mph
Barometer 29.89 in (1012.3 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 4 Dec 11:53 am EST
Extended Forecast for

Nantucket MA

  • This Afternoon

    This Afternoon: Cloudy early, then clearing, with a temperature falling to around 39 by 5pm. Breezy, with a west wind 20 to 22 mph, with gusts as high as 37 mph.

    High: 46 °F⇓

    Clearing and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 20. Windy, with a northwest wind 23 to 28 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 44 mph.

    Low: 20 °F

    Mostly Clear
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 38. North wind 5 to 10 mph becoming southwest in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of snow before 9pm, then a chance of rain. Mostly cloudy, with a low around 30. South wind around 6 mph becoming east after midnight. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 46. East wind 7 to 9 mph. Chance of precipitation is 50%.

    High: 46 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain, mainly before 8pm. Mostly cloudy, with a low around 35. South wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 30%.

    Low: 35 °F

    Chance Rain
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Northwest wind 8 to 10 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. Northwest wind 8 to 13 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35. North wind 14 to 16 mph.

    High: 35 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Cloudy early, then clearing, with a temperature falling to around 39 by 5pm. Breezy, with a west wind 20 to 22 mph, with gusts as high as 37 mph.
Tonight
Mostly clear, with a low around 20. Windy, with a northwest wind 23 to 28 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 44 mph.
Friday
Mostly sunny, with a high near 38. North wind 5 to 10 mph becoming southwest in the afternoon.
Friday Night
A slight chance of snow before 9pm, then a chance of rain. Mostly cloudy, with a low around 30. South wind around 6 mph becoming east after midnight. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A chance of rain. Mostly cloudy, with a high near 46. East wind 7 to 9 mph. Chance of precipitation is 50%.
Saturday Night
A chance of rain, mainly before 8pm. Mostly cloudy, with a low around 35. South wind 6 to 8 mph becoming northwest after midnight. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 44. Northwest wind 8 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 27. Northwest wind 8 to 13 mph.
Monday
Partly sunny, with a high near 35. North wind 14 to 16 mph.
Monday Night
Partly cloudy, with a low around 24. North wind 10 to 14 mph.
Tuesday
Partly sunny, with a high near 44. North wind 9 to 11 mph becoming southwest in the afternoon.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 33. West wind around 11 mph. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 47. West wind 11 to 14 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.09°W (Elev. 3 ft)
Last Update:
6:27 am EST Dec 4, 2025
Forecast Valid:
12pm EST Dec 4, 2025-6pm EST Dec 10, 2025
 
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Additional Resources

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Chance of Precipitation