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

61°F

16°C

Humidity 100%
Wind Speed S 7 mph
Barometer 30.00 in (1015.7 mb)
Dewpoint 61°F (16°C)
Visibility 0.75 mi
Last update 18 Jun 11:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: Patchy fog before 2pm, then patchy fog after 3pm. Otherwise, cloudy, with a high near 69. Southwest wind around 9 mph.

    High: 69 °F

    Patchy Fog

  • Tonight

    Tonight: A chance of showers, mainly between 2am and 3am. Patchy fog. Otherwise, cloudy, with a low around 61. South wind 7 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Chance
    Showers and
    Patchy Fog

  • Juneteenth

    Juneteenth: Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75. Southwest wind 9 to 17 mph.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers between 9pm and 1am. Partly cloudy, with a low around 61. Southwest wind 15 to 17 mph. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 72. West wind around 16 mph.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Southwest wind 8 to 10 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72. Southwest wind 7 to 11 mph.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 62. Southwest wind around 9 mph.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 72. Southwest wind 13 to 17 mph.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Patchy fog before 2pm, then patchy fog after 3pm. Otherwise, cloudy, with a high near 69. Southwest wind around 9 mph.
Tonight
A chance of showers, mainly between 2am and 3am. Patchy fog. Otherwise, cloudy, with a low around 61. South wind 7 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Juneteenth
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75. Southwest wind 9 to 17 mph.
Thursday Night
A slight chance of showers between 9pm and 1am. Partly cloudy, with a low around 61. Southwest wind 15 to 17 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 72. West wind around 16 mph.
Friday Night
Mostly clear, with a low around 60. Southwest wind 8 to 10 mph.
Saturday
Sunny, with a high near 72. Southwest wind 7 to 11 mph.
Saturday Night
Mostly cloudy, with a low around 62. Southwest wind around 9 mph.
Sunday
Mostly sunny, with a high near 72. Southwest wind 13 to 17 mph.
Sunday Night
Partly cloudy, with a low around 62. Southwest wind 10 to 13 mph.
Monday
Mostly sunny, with a high near 74. Southwest wind 10 to 14 mph.
Monday Night
Partly cloudy, with a low around 64. Southwest wind around 11 mph.
Tuesday
Sunny, with a high near 75. Southwest wind 11 to 15 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
8:28 am EDT Jun 18, 2025
Forecast Valid:
12pm EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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