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

64°F

18°C

Humidity 63%
Wind Speed NA
Barometer 29.89 in (1012.2 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 16 Apr 12:53 pm EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 61. Southwest wind 9 to 11 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 47. Southwest wind 10 to 14 mph.

    Low: 47 °F

    Patchy Fog

  • Friday

    Friday: A chance of showers and thunderstorms before 3pm, then a slight chance of showers after 5pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 58. West wind around 9 mph. Chance of precipitation is 30%.

    High: 58 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Patchy fog before 10pm, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 43. Northeast wind around 8 mph.

    Low: 43 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 53. Northeast wind around 10 mph.

    High: 53 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Cloudy, with a low around 44. East wind 6 to 8 mph becoming south after midnight.

    Low: 44 °F

    Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 4pm. Cloudy, with a high near 57. South wind 10 to 16 mph. Chance of precipitation is 60%.

    High: 57 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 37. West wind 14 to 16 mph. Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 48. West wind around 17 mph.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 61. Southwest wind 9 to 11 mph.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 47. Southwest wind 10 to 14 mph.
Friday
A chance of showers and thunderstorms before 3pm, then a slight chance of showers after 5pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 58. West wind around 9 mph. Chance of precipitation is 30%.
Friday Night
Patchy fog before 10pm, then patchy fog after 1am. Otherwise, mostly cloudy, with a low around 43. Northeast wind around 8 mph.
Saturday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 53. Northeast wind around 10 mph.
Saturday Night
Cloudy, with a low around 44. East wind 6 to 8 mph becoming south after midnight.
Sunday
Showers likely, mainly after 4pm. Cloudy, with a high near 57. South wind 10 to 16 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 37. West wind 14 to 16 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 48. West wind around 17 mph.
Monday Night
Partly cloudy, with a low around 35. Northwest wind 13 to 15 mph.
Tuesday
Sunny, with a high near 47. West wind around 14 mph.
Tuesday Night
Partly cloudy, with a low around 39. Southwest wind 13 to 15 mph.
Wednesday
Partly sunny, with a high near 53. Southwest wind 15 to 18 mph.
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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:
12:54 pm EDT Apr 16, 2026
Forecast Valid:
1pm EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation