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.

Fair

68°F

20°C

Humidity 76%
Wind Speed W 18 G 31 mph
Barometer 29.71 in (1006.2 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 20 Jun 8:53 am EDT
Extended Forecast for

Nantucket MA

  • Today

    Today: Sunny, with a high near 74. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph.

    High: 74 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind 8 to 14 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Southwest wind 7 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 62. Southwest wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 71. Southwest wind 11 to 16 mph. Chance of precipitation is 20%.

    High: 71 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 3am. Partly cloudy, with a low around 62. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 75. North wind 7 to 9 mph becoming south in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. Southwest wind around 7 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 77. Southwest wind 8 to 11 mph.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 74. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph.
Tonight
Mostly clear, with a low around 61. West wind 8 to 14 mph.
Saturday
Mostly sunny, with a high near 73. Southwest wind 7 to 10 mph.
Saturday Night
A chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 62. Southwest wind 7 to 9 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 71. Southwest wind 11 to 16 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms before 3am. Partly cloudy, with a low around 62. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 75. North wind 7 to 9 mph becoming south in the afternoon.
Monday Night
Partly cloudy, with a low around 65. Southwest wind around 7 mph.
Tuesday
Sunny, with a high near 77. Southwest wind 8 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 66. Southwest wind around 9 mph becoming northwest after midnight.
Wednesday
Mostly sunny, with a high near 75. Northeast wind 10 to 13 mph.
Wednesday Night
Partly cloudy, with a low around 62. East wind around 7 mph.
Thursday
Partly sunny, with a high near 72. East wind 8 to 11 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.09°W (Elev. 3 ft)
Last Update:
6:58 am EDT Jun 20, 2025
Forecast Valid:
9am EDT Jun 20, 2025-6pm EDT Jun 26, 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