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.

Mostly Cloudy

45°F

7°C

Humidity 90%
Wind Speed S 16 mph
Barometer 30.31 in (1026.3 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 13 Apr 3:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: A slight chance of showers before 10am, then a chance of showers after 2pm. Cloudy, with a high near 57. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: A slight chance of showers before 10pm. Areas of fog. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 46. Breezy, with a west wind 11 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Showers and
    Areas Fog
    then Areas
    Fog

  • Tuesday

    Tuesday: Areas of fog before 10am. Otherwise, mostly sunny, with a high near 60. Southwest wind 9 to 11 mph.

    High: 60 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers between 10pm and 2am. Mostly cloudy, with a low around 46. Southwest wind around 15 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. West wind around 11 mph becoming south in the afternoon. Winds could gust as high as 23 mph.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 47. Southwest wind 8 to 13 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 56. Southwest wind 8 to 13 mph becoming south in the morning.

    High: 56 °F

    Mostly Cloudy

  • Thursday Night

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

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 59. Southwest wind 10 to 13 mph.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of showers before 10am, then a chance of showers after 2pm. Cloudy, with a high near 57. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A slight chance of showers before 10pm. Areas of fog. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 46. Breezy, with a west wind 11 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Tuesday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 60. Southwest wind 9 to 11 mph.
Tuesday Night
A slight chance of showers between 10pm and 2am. Mostly cloudy, with a low around 46. Southwest wind around 15 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 59. West wind around 11 mph becoming south in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 47. Southwest wind 8 to 13 mph. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 56. Southwest wind 8 to 13 mph becoming south in the morning.
Thursday Night
Mostly cloudy, with a low around 47. Southwest wind around 11 mph.
Friday
Partly sunny, with a high near 59. Southwest wind 10 to 13 mph.
Friday Night
Partly cloudy, with a low around 45. Southwest wind around 7 mph becoming northeast after midnight.
Saturday
Partly sunny, with a high near 55. Northeast wind 6 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 45. South wind around 9 mph.
Sunday
A chance of showers. Mostly cloudy, with a high near 57. South wind 11 to 16 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
3:11 am EDT Apr 13, 2026
Forecast Valid:
4am EDT Apr 13, 2026-6pm EDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation