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.

Fog/Mist

43°F

6°C

Humidity 100%
Wind Speed S 12 mph
Barometer 30.32 in (1026.8 mb)
Dewpoint 43°F (6°C)
Visibility 1.25 mi
Wind Chill37°F (3°C)
Last update 3 Apr 8:53 am EDT
Extended Forecast for

5 Miles W Nantucket MA

  • Today

    Today: Patchy fog. Otherwise, cloudy, with a high near 48. Southeast wind 11 to 18 mph becoming southwest in the afternoon.

    High: 48 °F

    Patchy Fog

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 44. Breezy, with a southwest wind around 23 mph.

    Low: 44 °F

    Patchy Fog
    and Breezy

  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 48. West wind 11 to 16 mph becoming northeast in the afternoon.

    High: 48 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A slight chance of showers after 9pm. Cloudy, with a low around 41. East wind around 17 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 2pm. High near 51. Windy, with a southwest wind 22 to 26 mph. Chance of precipitation is 80%.

    High: 51 °F

    Slight Chance
    Showers and
    Breezy then
    Showers and
    Windy

  • Sunday Night

    Sunday Night: Showers, mainly before 8pm. Low around 41. Breezy, with a southwest wind 14 to 23 mph becoming west after midnight. Chance of precipitation is 80%.

    Low: 41 °F

    Showers and
    Breezy then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 45. Breezy, with a west wind 16 to 21 mph.

    High: 45 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. West wind 8 to 18 mph.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain showers after 4pm, mixing with snow after 5pm. Mostly sunny, with a high near 43. Southwest wind around 10 mph. Chance of precipitation is 30%.

    High: 43 °F

    Mostly Sunny
    then Chance
    Rain/Snow

Detailed Forecast

Today
Patchy fog. Otherwise, cloudy, with a high near 48. Southeast wind 11 to 18 mph becoming southwest in the afternoon.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 44. Breezy, with a southwest wind around 23 mph.
Saturday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 48. West wind 11 to 16 mph becoming northeast in the afternoon.
Saturday Night
A slight chance of showers after 9pm. Cloudy, with a low around 41. East wind around 17 mph. Chance of precipitation is 20%.
Sunday
Showers, mainly after 2pm. High near 51. Windy, with a southwest wind 22 to 26 mph. Chance of precipitation is 80%.
Sunday Night
Showers, mainly before 8pm. Low around 41. Breezy, with a southwest wind 14 to 23 mph becoming west after midnight. Chance of precipitation is 80%.
Monday
Mostly sunny, with a high near 45. Breezy, with a west wind 16 to 21 mph.
Monday Night
Partly cloudy, with a low around 40. West wind 8 to 18 mph.
Tuesday
A chance of rain showers after 4pm, mixing with snow after 5pm. Mostly sunny, with a high near 43. Southwest wind around 10 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 35. Breezy, with a northwest wind 11 to 21 mph.
Wednesday
Sunny, with a high near 40. Breezy, with a north wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 37. South wind 9 to 13 mph.
Thursday
Sunny, with a high near 47. South wind 15 to 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Nantucket MA
 41.27°N 70.21°W (Elev. 0 ft)
Last Update:
7:01 am EDT Apr 3, 2026
Forecast Valid:
9am EDT Apr 3, 2026-6pm EDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation