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

38°F

3°C

Humidity 89%
Wind Speed S 15 mph
Barometer 29.74 in (1007.1 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 25 Feb 10:53 am EST
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: Rain, mainly before 2pm. Patchy fog before 2pm, then patchy fog after 3pm. High near 39. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    High: 39 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: A slight chance of snow before 1am, then a slight chance of rain between 1am and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: A slight chance of snow after 4pm. Increasing clouds, with a high near 41. West wind 6 to 14 mph. Chance of precipitation is 20%.

    High: 41 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A slight chance of snow before midnight. Mostly cloudy during the early evening, then gradual clearing, with a low around 26. Calm wind becoming northwest 5 to 9 mph in the evening. Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 36. North wind around 7 mph becoming west in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. South wind 5 to 7 mph.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 42. South wind 7 to 10 mph.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Southwest wind 6 to 9 mph becoming northwest after midnight.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 37. Northwest wind 10 to 14 mph.

    High: 37 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, mainly before 2pm. Patchy fog before 2pm, then patchy fog after 3pm. High near 39. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A slight chance of snow before 1am, then a slight chance of rain between 1am and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday
A slight chance of snow after 4pm. Increasing clouds, with a high near 41. West wind 6 to 14 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow before midnight. Mostly cloudy during the early evening, then gradual clearing, with a low around 26. Calm wind becoming northwest 5 to 9 mph in the evening. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 36. North wind around 7 mph becoming west in the afternoon.
Friday Night
Mostly clear, with a low around 30. South wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 42. South wind 7 to 10 mph.
Saturday Night
Partly cloudy, with a low around 30. Southwest wind 6 to 9 mph becoming northwest after midnight.
Sunday
Mostly sunny, with a high near 37. Northwest wind 10 to 14 mph.
Sunday Night
Partly cloudy, with a low around 20. North wind 13 to 15 mph.
Monday
A chance of snow. Mostly cloudy, with a high near 29. Northeast wind 13 to 15 mph. Chance of precipitation is 30%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 22. Northeast wind 11 to 13 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow. Partly sunny, with a high near 36. Northeast wind 11 to 14 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:
11:17 am EST Feb 25, 2026
Forecast Valid:
11am EST Feb 25, 2026-6pm EST Mar 3, 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