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 and Breezy

46°F

8°C

Humidity 61%
Wind Speed W 21 G 36 mph
Barometer 29.95 in (1014.3 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 6 Apr 4:53 pm EDT
Extended Forecast for

3 Miles NNE Siasconset MA

  • Tonight

    Tonight: Clear, then becoming mostly cloudy toward daybreak, with a low around 39. Northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, mainly before 1pm. Partly sunny, with a high near 45. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. North wind 13 to 17 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 39. North wind 8 to 16 mph.

    High: 39 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 36. Southeast wind around 5 mph.

    Low: 36 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 44. Southeast wind 7 to 9 mph.

    High: 44 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Southeast wind around 8 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47. South wind 5 to 7 mph.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. Southwest wind 6 to 8 mph.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, then becoming mostly cloudy toward daybreak, with a low around 39. Northwest wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.
Tuesday
A chance of showers, mainly before 1pm. Partly sunny, with a high near 45. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 35. North wind 13 to 17 mph.
Wednesday
Sunny, with a high near 39. North wind 8 to 16 mph.
Wednesday Night
Clear, with a low around 36. Southeast wind around 5 mph.
Thursday
Sunny, with a high near 44. Southeast wind 7 to 9 mph.
Thursday Night
Partly cloudy, with a low around 42. Southeast wind around 8 mph.
Friday
Mostly sunny, with a high near 47. South wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 44. Southwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 50. Southwest wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 42. North wind 7 to 10 mph.
Sunday
Sunny, with a high near 47. North wind 7 to 9 mph.
Sunday Night
Partly cloudy, with a low around 44. South wind 7 to 13 mph.
Monday
Partly sunny, with a high near 52. South wind 14 to 17 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:
3:16 pm EDT Apr 6, 2026
Forecast Valid:
5pm EDT Apr 6, 2026-6pm EDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation