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.

Fair

44°F

7°C

Humidity 71%
Wind Speed S 12 mph
Barometer 30.44 in (1030.8 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 12 Apr 8:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Tonight

    Tonight: A slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 41. South wind 9 to 14 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 4pm, then a chance of rain between 4pm and 5pm. The rain could be heavy at times. Patchy fog between 4pm and 5pm. Otherwise, mostly cloudy, with a high near 54. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.

    High: 54 °F

    Mostly Cloudy
    and Breezy
    then Heavy
    Rain and
    Patchy Fog

  • Monday Night

    Monday Night: Showers likely before 7pm, then a slight chance of rain between 7pm and 9pm. Patchy fog. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 46. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely and
    Patchy Fog
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 56. Southwest wind around 10 mph.

    High: 56 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Southwest wind around 11 mph.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. Southwest wind 11 to 18 mph.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 47. Southwest wind 9 to 11 mph.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 58. South wind 10 to 15 mph.

    High: 58 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. Southwest wind 11 to 14 mph.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 41. South wind 9 to 14 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers before 4pm, then a chance of rain between 4pm and 5pm. The rain could be heavy at times. Patchy fog between 4pm and 5pm. Otherwise, mostly cloudy, with a high near 54. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 30%.
Monday Night
Showers likely before 7pm, then a slight chance of rain between 7pm and 9pm. Patchy fog. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 46. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 60%.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 56. Southwest wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 46. Southwest wind around 11 mph.
Wednesday
Mostly sunny, with a high near 58. Southwest wind 11 to 18 mph.
Wednesday Night
Mostly cloudy, with a low around 47. Southwest wind 9 to 11 mph.
Thursday
Partly sunny, with a high near 58. South wind 10 to 15 mph.
Thursday Night
Mostly cloudy, with a low around 47. Southwest wind 11 to 14 mph.
Friday
Mostly sunny, with a high near 58. Southwest wind 9 to 13 mph.
Friday Night
Partly cloudy, with a low around 46. West wind 6 to 8 mph becoming north after midnight.
Saturday
Partly sunny, with a high near 55. Northeast wind 6 to 10 mph becoming southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 46. South wind around 9 mph.
Sunday
Mostly cloudy, with a high near 56. South wind 10 to 16 mph.
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:
3:21 pm EDT Apr 12, 2026
Forecast Valid:
9pm EDT Apr 12, 2026-6pm EDT Apr 19, 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