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

36°F

2°C

Humidity 73%
Wind Speed E 13 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 16 Feb 9:53 am EST
Extended Forecast for

Nantucket Memorial Airport MA

  • Washington's Birthday

    Washington's Birthday: A chance of flurries before 10am. Cloudy early, then gradual clearing, with a high near 36. Northeast wind around 17 mph.

    High: 36 °F

    Chance
    Flurries

  • Tonight

    Tonight: Partly cloudy, with a low around 28. North wind 7 to 14 mph.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of flurries between noon and 2pm. Partly sunny, with a high near 37. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 37 °F

    Chance
    Flurries

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. West wind 6 to 9 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm. Cloudy, with a high near 39. West wind 6 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 60%.

    High: 39 °F

    Slight Chance
    Rain then
    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely before midnight, then rain and snow likely between midnight and 3am, then a chance of snow after 3am. Cloudy, with a low around 31. South wind 9 to 11 mph becoming north after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Partly sunny, with a high near 37. North wind 9 to 13 mph.

    High: 37 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29. North wind around 7 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain and snow between 11am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 37. North wind 8 to 13 mph becoming east in the afternoon. Chance of precipitation is 50%.

    High: 37 °F

    Chance
    Rain/Snow

Detailed Forecast

Washington's Birthday
A chance of flurries before 10am. Cloudy early, then gradual clearing, with a high near 36. Northeast wind around 17 mph.
Tonight
Partly cloudy, with a low around 28. North wind 7 to 14 mph.
Tuesday
A chance of flurries between noon and 2pm. Partly sunny, with a high near 37. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 30. West wind 6 to 9 mph.
Wednesday
Rain likely, mainly after 4pm. Cloudy, with a high near 39. West wind 6 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 60%.
Wednesday Night
Rain likely before midnight, then rain and snow likely between midnight and 3am, then a chance of snow after 3am. Cloudy, with a low around 31. South wind 9 to 11 mph becoming north after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
Partly sunny, with a high near 37. North wind 9 to 13 mph.
Thursday Night
Partly cloudy, with a low around 29. North wind around 7 mph.
Friday
A chance of rain and snow between 11am and 1pm, then a chance of rain after 1pm. Mostly cloudy, with a high near 37. North wind 8 to 13 mph becoming east in the afternoon. Chance of precipitation is 50%.
Friday Night
A chance of rain before 3am, then a chance of rain and snow. Cloudy, with a low around 30. East wind 11 to 13 mph. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 37. Northeast wind 11 to 15 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 28. Northeast wind around 11 mph. Chance of precipitation is 30%.
Sunday
A chance of rain. Mostly cloudy, with a high near 36. North wind 11 to 15 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:
5:54 am EST Feb 16, 2026
Forecast Valid:
9am EST Feb 16, 2026-6pm EST Feb 22, 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