National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

A Few Clouds

66°F

19°C

Humidity 65%
Wind Speed N 12 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Sep 11:53 pm EDT
Extended Forecast for

3 Miles SSW Nantucket MA

  • Overnight

    Overnight: Partly cloudy, with a low around 59. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 30 mph.

    Low: 59 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Northeast wind 11 to 17 mph, with gusts as high as 28 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. East wind around 8 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 67. Southeast wind 10 to 13 mph. Chance of precipitation is 30%.

    High: 67 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly after 8pm. Low around 61. Southeast wind 11 to 13 mph. Chance of precipitation is 90%.

    Low: 61 °F

    Showers

  • Monday

    Monday: A chance of showers. Mostly cloudy, with a high near 66. Breezy, with a northeast wind 20 to 22 mph. Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A chance of showers after 4am. Mostly cloudy, with a low around 58. Breezy, with a northeast wind 17 to 20 mph. Chance of precipitation is 30%.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63. Breezy, with a northeast wind around 23 mph.

    High: 63 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57. Breezy, with a northeast wind around 25 mph.

    Low: 57 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Overnight
Partly cloudy, with a low around 59. Breezy, with a northeast wind 17 to 20 mph, with gusts as high as 30 mph.
Saturday
Mostly sunny, with a high near 64. Northeast wind 11 to 17 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 58. East wind around 8 mph.
Sunday
A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 67. Southeast wind 10 to 13 mph. Chance of precipitation is 30%.
Sunday Night
Showers, mainly after 8pm. Low around 61. Southeast wind 11 to 13 mph. Chance of precipitation is 90%.
Monday
A chance of showers. Mostly cloudy, with a high near 66. Breezy, with a northeast wind 20 to 22 mph. Chance of precipitation is 50%.
Monday Night
A chance of showers after 4am. Mostly cloudy, with a low around 58. Breezy, with a northeast wind 17 to 20 mph. Chance of precipitation is 30%.
Tuesday
Mostly cloudy, with a high near 63. Breezy, with a northeast wind around 23 mph.
Tuesday Night
Mostly cloudy, with a low around 57. Breezy, with a northeast wind around 25 mph.
Wednesday
Partly sunny, with a high near 63. Windy, with a northeast wind 24 to 28 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 57. Windy, with a northeast wind 28 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 63. Windy, with a northeast wind 24 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 58. Windy, with a northeast wind 26 to 29 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 64. Windy, with a north wind 22 to 26 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Nantucket MA
 41.24°N 70.13°W (Elev. 0 ft)
Last Update:
2:31 pm EDT Sep 18, 2026
Forecast Valid:
12am EDT Sep 19, 2026-6pm EDT Sep 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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