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.

Fair

42°F

6°C

Humidity 53%
Wind Speed W 16 G 25 mph
Barometer 29.86 in (1011.2 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 4 Dec 2:53 pm EST
Extended Forecast for

4 Miles N Siasconset MA

  • Tonight

    Tonight: Scattered flurries before 8pm, then scattered flurries after 3am. Cloudy during the early evening, then gradual clearing, with a low around 22. Windy, with a northwest wind 27 to 32 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 43 mph.

    Low: 22 °F

    Scattered
    Flurries and
    Windy

  • Friday

    Friday: Scattered flurries before noon. Cloudy during the morning, then mostly sunny during the afternoon, with a high near 35. North wind 6 to 10 mph becoming south in the afternoon.

    High: 35 °F

    Scattered
    Flurries

  • Friday Night

    Friday Night: A slight chance of snow before 9pm, then a slight chance of rain. Mostly cloudy, with a temperature rising to around 40 by 5am. South wind around 7 mph. Chance of precipitation is 20%.

    Low: 30 °F⇑

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 46. Southeast wind 8 to 10 mph becoming south in the afternoon. Chance of precipitation is 30%.

    High: 46 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A slight chance of rain before 9pm. Mostly cloudy, with a low around 38. Southwest wind 8 to 11 mph becoming northwest after midnight. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 42. Northwest wind 8 to 10 mph.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. West wind 7 to 15 mph.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of rain before 1pm. Partly sunny, with a high near 39. Breezy, with a northwest wind 21 to 24 mph. Chance of precipitation is 30%.

    High: 39 °F

    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 24 mph.

    Low: 27 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

Detailed Forecast

Tonight
Scattered flurries before 8pm, then scattered flurries after 3am. Cloudy during the early evening, then gradual clearing, with a low around 22. Windy, with a northwest wind 27 to 32 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 43 mph.
Friday
Scattered flurries before noon. Cloudy during the morning, then mostly sunny during the afternoon, with a high near 35. North wind 6 to 10 mph becoming south in the afternoon.
Friday Night
A slight chance of snow before 9pm, then a slight chance of rain. Mostly cloudy, with a temperature rising to around 40 by 5am. South wind around 7 mph. Chance of precipitation is 20%.
Saturday
A chance of rain. Mostly cloudy, with a high near 46. Southeast wind 8 to 10 mph becoming south in the afternoon. Chance of precipitation is 30%.
Saturday Night
A slight chance of rain before 9pm. Mostly cloudy, with a low around 38. Southwest wind 8 to 11 mph becoming northwest after midnight. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 42. Northwest wind 8 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 33. West wind 7 to 15 mph.
Monday
A chance of rain before 1pm. Partly sunny, with a high near 39. Breezy, with a northwest wind 21 to 24 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 27. Blustery, with a northwest wind 15 to 24 mph.
Tuesday
Mostly sunny, with a high near 43. Northwest wind 13 to 16 mph becoming southwest in the afternoon.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 37. West wind 16 to 18 mph. Chance of precipitation is 60%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 46. Southwest wind 13 to 15 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 40. Southwest wind 9 to 14 mph. Chance of precipitation is 40%.
Thursday
Rain likely. Mostly cloudy, with a high near 46. Breezy, with a southwest wind 16 to 20 mph. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Siasconset MA
 41.33°N 69.98°W (Elev. 0 ft)
Last Update:
1:42 pm EST Dec 4, 2025
Forecast Valid:
3pm EST Dec 4, 2025-6pm EST Dec 11, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation