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.

Fair

38°F

3°C

Humidity 65%
Wind Speed NW 18 G 29 mph
Barometer 29.57 in (1001.4 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 11 Feb 12:53 pm EST
Extended Forecast for

3 Miles NNE Siasconset MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 35. West wind around 16 mph.

    High: 35 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Breezy, with a west wind 17 to 21 mph.

    Low: 27 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: Partly sunny, with a high near 32. Breezy, with a northwest wind 15 to 20 mph.

    High: 32 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. Northwest wind 14 to 16 mph.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 33. Northwest wind 11 to 13 mph.

    High: 33 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of snow after 1am. Partly cloudy, with a low around 28. West wind 13 to 15 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Mostly Clear
    then Slight
    Chance Snow

  • Saturday

    Saturday: A chance of snow before 8am. Mostly sunny, with a high near 34. West wind 13 to 15 mph. Chance of precipitation is 30%.

    High: 34 °F

    Chance Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 29. Northwest wind 11 to 13 mph.

    Low: 29 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34. North wind 7 to 10 mph.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 35. West wind around 16 mph.
Tonight
Partly cloudy, with a low around 27. Breezy, with a west wind 17 to 21 mph.
Thursday
Partly sunny, with a high near 32. Breezy, with a northwest wind 15 to 20 mph.
Thursday Night
Partly cloudy, with a low around 25. Northwest wind 14 to 16 mph.
Friday
Sunny, with a high near 33. Northwest wind 11 to 13 mph.
Friday Night
A slight chance of snow after 1am. Partly cloudy, with a low around 28. West wind 13 to 15 mph. Chance of precipitation is 20%.
Saturday
A chance of snow before 8am. Mostly sunny, with a high near 34. West wind 13 to 15 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 29. Northwest wind 11 to 13 mph.
Sunday
Mostly sunny, with a high near 34. North wind 7 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 32. Northeast wind 6 to 11 mph becoming east after midnight.
Washington's Birthday
Mostly cloudy, with a high near 38. East wind 13 to 16 mph.
Monday Night
Mostly cloudy, with a low around 33. Northwest wind 15 to 17 mph.
Tuesday
Mostly sunny, with a high near 38. Northwest wind 13 to 16 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Siasconset MA
 41.33°N 69.98°W (Elev. 0 ft)
Last Update:
5:27 am EST Feb 11, 2026
Forecast Valid:
1pm EST Feb 11, 2026-6pm EST Feb 17, 2026
 
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Additional Resources

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Chance of Precipitation