National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Fog

71°F

22°C

Humidity 100%
Wind Speed SW 8 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 71°F (22°C)
Visibility 0.25 mi
Last update 30 Jul 9:53 pm EDT
Extended Forecast for

Nantucket MA

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 67. Southwest wind around 11 mph.

    Low: 67 °F

    Patchy Fog

  • Thursday

    Thursday: A chance of showers, mainly before 2pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. North wind 5 to 14 mph becoming northeast in the afternoon. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 63. Northeast wind 14 to 17 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: Showers likely and possibly a thunderstorm. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 72. Breezy, with a northeast wind 14 to 21 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 72 °F

    Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 62. Northeast wind around 14 mph. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 73. Northeast wind around 15 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. East wind 5 to 7 mph becoming west after midnight.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. South wind 6 to 8 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. South wind around 7 mph.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 67. Southwest wind around 11 mph.
Thursday
A chance of showers, mainly before 2pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. North wind 5 to 14 mph becoming northeast in the afternoon. Chance of precipitation is 30%.
Thursday Night
Showers likely, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 63. Northeast wind 14 to 17 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely and possibly a thunderstorm. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 72. Breezy, with a northeast wind 14 to 21 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 62. Northeast wind around 14 mph. Chance of precipitation is 50%.
Saturday
Sunny, with a high near 73. Northeast wind around 15 mph.
Saturday Night
Mostly clear, with a low around 62. East wind 5 to 7 mph becoming west after midnight.
Sunday
Sunny, with a high near 75. South wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 65. South wind around 7 mph.
Monday
Mostly sunny, with a high near 77. South wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 65. South wind around 7 mph.
Tuesday
Mostly sunny, with a high near 76. Southeast wind 7 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 65. Southeast wind around 6 mph.
Wednesday
Partly sunny, with a high near 76. East wind 8 to 11 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.12°W (Elev. 49 ft)
Last Update:
6:24 pm EDT Jul 30, 2025
Forecast Valid:
10pm EDT Jul 30, 2025-6pm EDT Aug 6, 2025
 
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Additional Resources

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Chance of Precipitation