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.

Overcast

59°F

15°C

Humidity 87%
Wind Speed E 10 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 13 Oct 8:53 am EDT
Extended Forecast for

Nantucket MA

  • Today

    Today: Patchy drizzle before 2pm. Mostly cloudy, with a high near 63. Southeast wind 11 to 13 mph.

    High: 63 °F

    Patchy
    Drizzle

  • Tonight

    Tonight: A chance of showers, mainly between 10pm and 2am. Mostly cloudy, with a low around 60. Southwest wind 14 to 17 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68. Southwest wind 14 to 17 mph.

    High: 68 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. Northwest wind around 10 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60. North wind 11 to 15 mph.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Northeast wind around 5 mph becoming light and variable.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 66. Southeast wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.

    High: 66 °F

    Showers

  • Friday Night

    Friday Night: Showers, mainly before midnight. Low around 47. Breezy, with a west wind 23 to 25 mph. Chance of precipitation is 80%.

    Low: 47 °F

    Breezy.
    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Windy, with a northwest wind 24 to 29 mph.

    High: 55 °F

    Mostly Sunny
    and Windy

Detailed Forecast

Today
Patchy drizzle before 2pm. Mostly cloudy, with a high near 63. Southeast wind 11 to 13 mph.
Tonight
A chance of showers, mainly between 10pm and 2am. Mostly cloudy, with a low around 60. Southwest wind 14 to 17 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly sunny, with a high near 68. Southwest wind 14 to 17 mph.
Wednesday Night
Partly cloudy, with a low around 53. Northwest wind around 10 mph.
Thursday
Sunny, with a high near 60. North wind 11 to 15 mph.
Thursday Night
Partly cloudy, with a low around 50. Northeast wind around 5 mph becoming light and variable.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 66. Southeast wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Friday Night
Showers, mainly before midnight. Low around 47. Breezy, with a west wind 23 to 25 mph. Chance of precipitation is 80%.
Saturday
Mostly sunny, with a high near 55. Windy, with a northwest wind 24 to 29 mph.
Saturday Night
Partly cloudy, with a low around 42. Breezy, with a northwest wind 21 to 24 mph.
Sunday
Sunny, with a high near 55. Breezy, with a northwest wind 15 to 21 mph.
Sunday Night
Mostly clear, with a low around 48. Northwest wind 7 to 10 mph becoming west after midnight.
Monday
Sunny, with a high near 61. South wind 11 to 16 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.09°W (Elev. 3 ft)
Last Update:
7:47 am EDT Oct 13, 2026
Forecast Valid:
9am EDT Oct 13, 2026-6pm EDT Oct 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation