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

43°F

6°C

Humidity 89%
Wind Speed E 6 mph
Barometer 30.16 in (1021.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 10 Jan 3:53 pm EST
Extended Forecast for

Nantucket MA

  • This Afternoon

    This Afternoon: A chance of rain. Cloudy, with a high near 44. East wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance Rain

  • Tonight

    Tonight: Rain. Low around 36. East wind 9 to 11 mph becoming southwest after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 36 °F

    Rain

  • Sunday

    Sunday: Rain, mainly before noon, then scattered showers after 2pm. High near 42. West wind 10 to 17 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain then
    Chance Rain

  • Sunday Night

    Sunday Night: Isolated showers before 8pm. Partly cloudy, with a low around 30. Breezy, with a west wind 21 to 25 mph, with gusts as high as 46 mph. Chance of precipitation is 20%.

    Low: 30 °F

    Breezy.
    Isolated
    Showers then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 38. Breezy, with a west wind 14 to 20 mph, with gusts as high as 33 mph.

    High: 38 °F

    Sunny and
    Breezy then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. West wind around 11 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42. West wind 10 to 13 mph.

    High: 42 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Southwest wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44. Southwest wind 13 to 15 mph.

    High: 44 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of rain. Cloudy, with a high near 44. East wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 36. East wind 9 to 11 mph becoming southwest after midnight. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday
Rain, mainly before noon, then scattered showers after 2pm. High near 42. West wind 10 to 17 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Isolated showers before 8pm. Partly cloudy, with a low around 30. Breezy, with a west wind 21 to 25 mph, with gusts as high as 46 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 38. Breezy, with a west wind 14 to 20 mph, with gusts as high as 33 mph.
Monday Night
Partly cloudy, with a low around 33. West wind around 11 mph.
Tuesday
Sunny, with a high near 42. West wind 10 to 13 mph.
Tuesday Night
Mostly cloudy, with a low around 37. Southwest wind 10 to 14 mph, with gusts as high as 24 mph.
Wednesday
Mostly cloudy, with a high near 44. Southwest wind 13 to 15 mph.
Wednesday Night
A chance of rain after 7pm. Mostly cloudy, with a low around 32. Southwest wind 8 to 10 mph. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 39. West wind 10 to 13 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 26. North wind around 10 mph.
Friday
Partly sunny, with a high near 34. North wind 10 to 13 mph becoming west in the afternoon.
Friday Night
Mostly cloudy, with a low around 28. West wind around 10 mph.
Saturday
Partly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.12°W (Elev. 49 ft)
Last Update:
1:42 pm EST Jan 10, 2026
Forecast Valid:
4pm EST Jan 10, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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