Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Fair

46°F

8°C

Humidity 51%
Wind Speed W 17 G 28 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 18 Nov 2:53 pm EST
Extended Forecast for

Nantucket MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 47. West wind around 15 mph.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 38. West wind 7 to 10 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 46. West wind around 7 mph becoming north in the afternoon.

    High: 46 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Northeast wind 3 to 6 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49. Northeast wind 6 to 9 mph.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Northeast wind around 5 mph becoming light and variable.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 54. Southwest wind 5 to 11 mph.

    High: 54 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of rain after 9pm.  Mostly cloudy, with a low around 40. Southwest wind around 10 mph becoming northwest after midnight.  Chance of precipitation is 30%.

    Low: 40 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 50. Northwest wind around 11 mph.

    High: 50 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 47. West wind around 15 mph.
Tonight
Increasing clouds, with a low around 38. West wind 7 to 10 mph.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 46. West wind around 7 mph becoming north in the afternoon.
Wednesday Night
Partly cloudy, with a low around 39. Northeast wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 49. Northeast wind 6 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 40. Northeast wind around 5 mph becoming light and variable.
Friday
Mostly cloudy, with a high near 54. Southwest wind 5 to 11 mph.
Friday Night
A chance of rain after 9pm. Mostly cloudy, with a low around 40. Southwest wind around 10 mph becoming northwest after midnight. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 50. Northwest wind around 11 mph.
Saturday Night
Partly cloudy, with a low around 39. North wind around 8 mph.
Sunday
Mostly sunny, with a high near 50. Northwest wind 8 to 10 mph becoming west in the afternoon.
Sunday Night
Partly cloudy, with a low around 40. West wind around 7 mph.
Monday
Mostly sunny, with a high near 51. West wind 8 to 11 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.09°W (Elev. 3 ft)
12:41 pm EST Nov 18, 2025
2pm EST Nov 18, 2025-6pm EST Nov 24, 2025
 
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