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

50°F

10°C

Humidity 86%
Wind Speed SW 10 mph
Barometer 29.85 in (1010.9 mb)
Dewpoint 46°F (8°C)
Visibility 9.00 mi
Wind Chill46°F (8°C)
Last update 15 Apr 1:53 am EDT
Extended Forecast for

2 Miles NNE Nantucket Memorial Airport MA

  • Overnight

    Overnight: Partly cloudy, with a low around 48. Southwest wind around 14 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. West wind 5 to 8 mph becoming calm.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly between 9pm and 4am. Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 48. Southwest wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 56. Southwest wind 7 to 11 mph.

    High: 56 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. Southwest wind around 9 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, mainly after 4pm. Partly sunny, with a high near 57. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.

    High: 57 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 7pm. Mostly cloudy, with a low around 44. Northeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52. Northeast wind 6 to 8 mph.

    High: 52 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 44. Northeast wind around 6 mph becoming south after midnight.

    Low: 44 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 48. Southwest wind around 14 mph.
Wednesday
Mostly sunny, with a high near 58. West wind 5 to 8 mph becoming calm.
Wednesday Night
A chance of showers and thunderstorms, mainly between 9pm and 4am. Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 48. Southwest wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 56. Southwest wind 7 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 47. Southwest wind around 9 mph.
Friday
A chance of showers, mainly after 4pm. Partly sunny, with a high near 57. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers before 7pm. Mostly cloudy, with a low around 44. Northeast wind around 6 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 52. Northeast wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 44. Northeast wind around 6 mph becoming south after midnight.
Sunday
A chance of showers after 10am. Mostly cloudy, with a high near 55. South wind 9 to 13 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 40. West wind around 14 mph. Chance of precipitation is 50%.
Monday
A chance of showers. Partly sunny, with a high near 49. West wind around 16 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 36. Northwest wind around 11 mph.
Tuesday
Sunny, with a high near 50. West wind 11 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Nantucket Memorial Airport MA
 41.29°N 70.05°W (Elev. 3 ft)
Last Update:
2:29 am EDT Apr 15, 2026
Forecast Valid:
2am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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