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

44°F

7°C

Humidity 83%
Wind Speed E 8 mph
Barometer NA
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 9 Nov 1:53 am EST
Extended Forecast for

5 Miles W Nantucket MA

  • Overnight

    Overnight: Mostly clear, with a low around 51. East wind 8 to 10 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 4pm. Patchy fog after 4pm. High near 55. Breezy, with a southeast wind 14 to 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Slight Chance
    Rain then
    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: 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 55. Breezy, with an east wind 13 to 22 mph becoming south after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Rain and
    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: Rain likely, mainly after 1pm. Patchy fog before 8am. Otherwise, cloudy, with a high near 58. South wind 13 to 16 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 58 °F

    Chance Rain
    and Patchy
    Fog then Rain
    Likely

  • Monday Night

    Monday Night: A chance of rain, mainly before 2am. Mostly cloudy, with a low around 40. Breezy, with a southwest wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.

    Low: 40 °F

    Chance Rain
    and Breezy

  • Veterans Day

    Veterans Day: A chance of rain. Partly sunny, with a high near 46. Windy, with a west wind 22 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 40%.

    High: 46 °F

    Chance Rain
    and Windy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42. Windy, with a west wind 29 to 34 mph.

    Low: 42 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: A chance of rain after 3pm. Mostly cloudy, with a high near 53. Windy, with a southwest wind 26 to 30 mph. Chance of precipitation is 30%.

    High: 53 °F

    Windy. Partly
    Sunny then
    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. Windy, with a west wind 25 to 28 mph.

    Low: 47 °F

    Partly Cloudy
    and Windy

Detailed Forecast

Overnight
Mostly clear, with a low around 51. East wind 8 to 10 mph.
Sunday
Rain, with thunderstorms also possible after 4pm. Patchy fog after 4pm. High near 55. Breezy, with a southeast wind 14 to 22 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
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 55. Breezy, with an east wind 13 to 22 mph becoming south after midnight. 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 1pm. Patchy fog before 8am. Otherwise, cloudy, with a high near 58. South wind 13 to 16 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 2am. Mostly cloudy, with a low around 40. Breezy, with a southwest wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 50%.
Veterans Day
A chance of rain. Partly sunny, with a high near 46. Windy, with a west wind 22 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 42. Windy, with a west wind 29 to 34 mph.
Wednesday
A chance of rain after 3pm. Mostly cloudy, with a high near 53. Windy, with a southwest wind 26 to 30 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 47. Windy, with a west wind 25 to 28 mph.
Thursday
Mostly sunny, with a high near 51. Breezy, with a west wind around 23 mph.
Thursday Night
Partly cloudy, with a low around 42. Breezy, with a northwest wind 22 to 25 mph.
Friday
Mostly sunny, with a high near 47. Breezy, with a northwest wind 20 to 22 mph.
Friday Night
Partly cloudy, with a low around 39. Breezy, with a northwest wind around 21 mph.
Saturday
Mostly sunny, with a high near 47. Northwest wind 16 to 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Nantucket MA
 41.27°N 70.21°W (Elev. 0 ft)
Last Update:
1:39 am EST Nov 9, 2025
Forecast Valid:
2am EST Nov 9, 2025-6pm EST Nov 15, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation