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.

A Few Clouds

43°F

6°C

Humidity 82%
Wind Speed N 9 mph
Barometer 29.62 in (1002.9 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 14 Nov 12:53 am EST
Extended Forecast for

4 Miles W Nantucket MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. North wind 11 to 13 mph.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 49. Northwest wind around 14 mph.

    High: 49 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Northwest wind 14 to 16 mph.

    Low: 42 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 50. Northwest wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 50 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39. North wind 9 to 13 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 50. North wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Northwest wind around 9 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. West wind 9 to 13 mph.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. West wind around 11 mph.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. North wind 11 to 13 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 49. Northwest wind around 14 mph.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 42. Northwest wind 14 to 16 mph.
Sunday
Mostly sunny, with a high near 50. Northwest wind 13 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 39. North wind 9 to 13 mph.
Monday
Sunny, with a high near 50. North wind 8 to 11 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 36. Northwest wind around 9 mph.
Tuesday
Sunny, with a high near 53. West wind 9 to 13 mph.
Tuesday Night
Mostly clear, with a low around 40. West wind around 11 mph.
Wednesday
Sunny, with a high near 55. West wind around 11 mph.
Wednesday Night
Mostly clear, with a low around 42. West wind around 9 mph.
Thursday
Sunny, with a high near 55. West wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 43. West wind around 6 mph.
Friday
Mostly sunny, with a high near 56. West wind 8 to 11 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Nantucket MA
 41.29°N 70.17°W (Elev. 3 ft)
Last Update:
10:13 pm EST Nov 13, 2026
Forecast Valid:
12am EST Nov 14, 2026-6pm EST Nov 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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