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

42°F

6°C

Humidity 85%
Wind Speed SW 13 mph
Barometer 30.41 in (1029.8 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 30 Mar 1:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Overnight

    Overnight: Cloudy, with a low around 39. Southwest wind around 14 mph.

    Low: 39 °F

    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51. Windy, with a southwest wind 18 to 26 mph, with gusts as high as 45 mph.

    High: 51 °F

    Partly Sunny
    and Windy

  • Monday Night

    Monday Night: A chance of rain, mainly after 1am. Mostly cloudy, with a low around 42. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain
    and Breezy

  • Tuesday

    Tuesday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 51. Southwest wind 14 to 18 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 34 mph.

    Low: 44 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Wednesday

    Wednesday: A chance of rain, mainly after 4pm. Partly sunny, with a high near 52. Breezy, with a southwest wind 22 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.

    High: 52 °F

    Breezy.
    Partly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly between 9pm and 2am. Cloudy, with a low around 38. Southwest wind around 14 mph becoming northeast after midnight. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain. Cloudy, with a high near 45. Northeast wind 15 to 17 mph. Chance of precipitation is 50%.

    High: 45 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 11pm, then a chance of rain after 2am. Cloudy, with a low around 38. East wind 10 to 13 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Overnight
Cloudy, with a low around 39. Southwest wind around 14 mph.
Monday
Partly sunny, with a high near 51. Windy, with a southwest wind 18 to 26 mph, with gusts as high as 45 mph.
Monday Night
A chance of rain, mainly after 1am. Mostly cloudy, with a low around 42. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 51. Southwest wind 14 to 18 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Mostly cloudy, with a low around 44. Breezy, with a southwest wind 17 to 21 mph, with gusts as high as 34 mph.
Wednesday
A chance of rain, mainly after 4pm. Partly sunny, with a high near 52. Breezy, with a southwest wind 22 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.
Wednesday Night
Rain likely, mainly between 9pm and 2am. Cloudy, with a low around 38. Southwest wind around 14 mph becoming northeast after midnight. Chance of precipitation is 60%.
Thursday
A chance of rain. Cloudy, with a high near 45. Northeast wind 15 to 17 mph. Chance of precipitation is 50%.
Thursday Night
A chance of rain before 11pm, then a chance of rain after 2am. Cloudy, with a low around 38. East wind 10 to 13 mph. Chance of precipitation is 30%.
Friday
A chance of rain before 8am. Mostly cloudy, with a high near 50. Southwest wind 11 to 15 mph. Chance of precipitation is 30%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 42. Southwest wind around 14 mph. Chance of precipitation is 40%.
Saturday
A chance of rain. Mostly cloudy, with a high near 49. Northwest wind 14 to 16 mph becoming northeast in the afternoon. Chance of precipitation is 30%.
Saturday Night
Cloudy, with a low around 40. East wind around 14 mph.
Sunday
A chance of rain. Mostly cloudy, with a high near 51. South wind 14 to 17 mph. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
1:27 am EDT Mar 30, 2026
Forecast Valid:
2am EDT Mar 30, 2026-6pm EDT Apr 5, 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