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.

Overcast

57°F

14°C

Humidity 87%
Wind Speed NE 9 mph
Barometer 30.18 in (1021.8 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 15 Jun 7:53 pm EDT
Extended Forecast for

5 Miles W Nantucket MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. East wind 7 to 9 mph.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62. East wind around 11 mph.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. East wind around 10 mph.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 64. East wind around 11 mph.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 3am. Mostly cloudy, with a low around 60. East wind 6 to 9 mph becoming south after midnight. Chance of precipitation is 20%.

    Low: 60 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers before 1pm. Partly sunny, with a high near 66. South wind 8 to 11 mph. Chance of precipitation is 20%.

    High: 66 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62. Southwest wind around 11 mph.

    Low: 62 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 69. Southwest wind 14 to 16 mph.

    High: 69 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers between 11pm and midnight. Partly cloudy, with a low around 64. West wind 15 to 17 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. East wind 7 to 9 mph.
Monday
Partly sunny, with a high near 62. East wind around 11 mph.
Monday Night
Mostly cloudy, with a low around 59. East wind around 10 mph.
Tuesday
Partly sunny, with a high near 64. East wind around 11 mph.
Tuesday Night
A slight chance of showers after 3am. Mostly cloudy, with a low around 60. East wind 6 to 9 mph becoming south after midnight. Chance of precipitation is 20%.
Wednesday
A slight chance of showers before 1pm. Partly sunny, with a high near 66. South wind 8 to 11 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 62. Southwest wind around 11 mph.
Juneteenth
Partly sunny, with a high near 69. Southwest wind 14 to 16 mph.
Thursday Night
A chance of showers between 11pm and midnight. Partly cloudy, with a low around 64. West wind 15 to 17 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 69. Southwest wind around 16 mph.
Friday Night
Partly cloudy, with a low around 63. West wind 11 to 14 mph.
Saturday
Mostly sunny, with a high near 69. West wind around 13 mph.
Saturday Night
Partly cloudy, with a low around 64. South wind 13 to 15 mph becoming west after midnight.
Sunday
Mostly sunny, with a high near 68. Northwest wind 10 to 13 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Nantucket MA
 41.27°N 70.21°W (Elev. 0 ft)
Last Update:
12:45 pm EDT Jun 15, 2025
Forecast Valid:
8pm EDT Jun 15, 2025-6pm EDT Jun 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation