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

43°F

6°C

Humidity 97%
Wind Speed SE 7 mph
Barometer NA
Dewpoint 42°F (6°C)
Visibility 9.00 mi
Wind Chill39°F (4°C)
Last update 9 Nov 3:53 am EST
Extended Forecast for

2 Miles E Siasconset MA

  • Today

    Today: Rain, with thunderstorms also possible after 4pm. Patchy fog after 4pm. High near 54. Southeast wind 9 to 17 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Slight Chance
    Rain then
    Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 10pm, then patchy drizzle between 10pm and 4am, then a chance of rain after 4am. Patchy fog. Low around 54. East wind 10 to 17 mph becoming southwest in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Rain and
    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Rain likely, mainly after 2pm. Patchy fog before 8am. Otherwise, cloudy, with a high near 59. South wind 10 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Chance Rain
    and Patchy
    Fog then Rain
    Likely

  • Monday Night

    Monday Night: A chance of rain, mainly before 3am. Mostly cloudy, with a low around 38. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance Rain

  • Veterans Day

    Veterans Day: A chance of rain. Partly sunny, with a high near 46. Breezy, with a west wind 17 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.

    High: 46 °F

    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 9pm. Partly cloudy, with a low around 38. Windy, with a west wind 22 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain and
    Windy then
    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: A chance of rain after 2pm. Mostly cloudy, with a high near 52. Breezy, with a southwest wind around 23 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.

    High: 52 °F

    Breezy.
    Partly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 8pm. Partly cloudy, with a low around 43. Breezy, with a west wind 18 to 21 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Breezy.
    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52. West wind around 18 mph.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, with thunderstorms also possible after 4pm. Patchy fog after 4pm. High near 54. Southeast wind 9 to 17 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain and possibly a thunderstorm before 10pm, then patchy drizzle between 10pm and 4am, then a chance of rain after 4am. Patchy fog. Low around 54. East wind 10 to 17 mph becoming southwest in the evening. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Rain likely, mainly after 2pm. Patchy fog before 8am. Otherwise, cloudy, with a high near 59. South wind 10 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A chance of rain, mainly before 3am. Mostly cloudy, with a low around 38. West wind 13 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Veterans Day
A chance of rain. Partly sunny, with a high near 46. Breezy, with a west wind 17 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Tuesday Night
A slight chance of rain before 9pm. Partly cloudy, with a low around 38. Windy, with a west wind 22 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Wednesday
A chance of rain after 2pm. Mostly cloudy, with a high near 52. Breezy, with a southwest wind around 23 mph, with gusts as high as 34 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain before 8pm. Partly cloudy, with a low around 43. Breezy, with a west wind 18 to 21 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 52. West wind around 18 mph.
Thursday Night
A chance of rain between 10pm and 11pm. Partly cloudy, with a low around 39. Northwest wind around 18 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 47. Northwest wind around 17 mph.
Friday Night
Partly cloudy, with a low around 36. Northwest wind around 15 mph.
Saturday
Mostly sunny, with a high near 47. Northwest wind 13 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Siasconset MA
 41.28°N 69.97°W (Elev. 56 ft)
Last Update:
4:09 am EST Nov 9, 2025
Forecast Valid:
4am EST Nov 9, 2025-6pm EST Nov 15, 2025
 
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