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

47°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 29.73 in (1006.7 mb)
Dewpoint 47°F (8°C)
Visibility 0.50 mi
Last update 15 May 4:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Overnight

    Overnight: Patchy drizzle and fog. Cloudy, with a low around 50. West wind around 6 mph.

    Low: 50 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Friday

    Friday: Patchy drizzle between 11am and noon. Patchy fog between 11am and noon. Otherwise, cloudy, with a high near 56. Northwest wind 5 to 8 mph.

    High: 56 °F

    Patchy
    Drizzle and
    Patchy Fog
    then Cloudy

  • Friday Night

    Friday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 50. North wind 6 to 8 mph.

    Low: 50 °F

    Patchy Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 63. Southwest wind 9 to 16 mph.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. Southwest wind 13 to 17 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Southwest wind around 14 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. West wind 6 to 9 mph becoming north after midnight.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 65. Northeast wind 6 to 8 mph becoming southeast in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. Southwest wind 6 to 8 mph.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy drizzle and fog. Cloudy, with a low around 50. West wind around 6 mph.
Friday
Patchy drizzle between 11am and noon. Patchy fog between 11am and noon. Otherwise, cloudy, with a high near 56. Northwest wind 5 to 8 mph.
Friday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 50. North wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 63. Southwest wind 9 to 16 mph.
Saturday Night
Partly cloudy, with a low around 55. Southwest wind 13 to 17 mph.
Sunday
Mostly sunny, with a high near 65. Southwest wind around 14 mph.
Sunday Night
Mostly clear, with a low around 54. West wind 6 to 9 mph becoming north after midnight.
Monday
Mostly sunny, with a high near 65. Northeast wind 6 to 8 mph becoming southeast in the afternoon.
Monday Night
Mostly clear, with a low around 53. Southwest wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 65. Southwest wind 10 to 16 mph.
Tuesday Night
Mostly clear, with a low around 56. Southwest wind around 14 mph.
Wednesday
Sunny, with a high near 66. Southwest wind 14 to 18 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 55. Southwest wind 11 to 14 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 68. West wind 10 to 13 mph. Chance of precipitation is 30%.
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 70.09°W (Elev. 23 ft)
Last Update:
2:57 am EDT May 15, 2026
Forecast Valid:
5am EDT May 15, 2026-6pm EDT May 21, 2026
 
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