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

19°F

-7°C

Humidity 57%
Wind Speed NW 17 G 26 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 29 Jan 10:53 pm EST
Extended Forecast for

4 Miles W Nantucket MA

Coastal Flood Watch February 1, 08:00am until February 2, 02:00pm
Winter Storm Watch February 1, 04:00am until February 2, 04:00am
Click here for hazard details and duration
Coastal Flood Watch
Winter Storm Watch

  • Tonight

    Tonight: Partly cloudy, with a low around 11. Wind chill values as low as -3. Breezy, with a west wind 22 to 24 mph.

    Low: 11 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 19. Wind chill values as low as -6. Breezy, with a west wind 20 to 23 mph.

    High: 19 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 13. Wind chill values as low as zero. Breezy, with a northwest wind 13 to 20 mph.

    Low: 13 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 28. Wind chill values as low as zero. Northwest wind 8 to 10 mph.

    High: 28 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow likely, mainly after 5am. Mostly cloudy, with a low around 20. Windy, with a northeast wind 10 to 20 mph increasing to 20 to 30 mph after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 20 °F

    Chance Snow
    then Snow
    Likely and
    Windy

  • Sunday

    Sunday: Snow. High near 32. Very windy, with a north wind 33 to 41 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

    High: 32 °F

    Snow and Very
    Windy

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Cloudy, with a low around 25. Very windy, with a north wind 38 to 43 mph decreasing to 30 to 35 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 70%.

    Low: 25 °F

    Snow Likely
    and Very
    Windy

  • Monday

    Monday: Partly sunny, with a high near 33. Breezy, with a northwest wind 15 to 25 mph.

    High: 33 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25. Northwest wind around 15 mph.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 11. Wind chill values as low as -3. Breezy, with a west wind 22 to 24 mph.
Friday
Mostly sunny, with a high near 19. Wind chill values as low as -6. Breezy, with a west wind 20 to 23 mph.
Friday Night
Partly cloudy, with a low around 13. Wind chill values as low as zero. Breezy, with a northwest wind 13 to 20 mph.
Saturday
Partly sunny, with a high near 28. Wind chill values as low as zero. Northwest wind 8 to 10 mph.
Saturday Night
Snow likely, mainly after 5am. Mostly cloudy, with a low around 20. Windy, with a northeast wind 10 to 20 mph increasing to 20 to 30 mph after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow. High near 32. Very windy, with a north wind 33 to 41 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Sunday Night
Snow likely, mainly before 11pm. Cloudy, with a low around 25. Very windy, with a north wind 38 to 43 mph decreasing to 30 to 35 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 70%.
Monday
Partly sunny, with a high near 33. Breezy, with a northwest wind 15 to 25 mph.
Monday Night
Partly cloudy, with a low around 25. Northwest wind around 15 mph.
Tuesday
Mostly sunny, with a high near 33. Northwest wind 11 to 13 mph.
Tuesday Night
Partly cloudy, with a low around 24. Northwest wind around 14 mph.
Wednesday
Mostly sunny, with a high near 31. Northwest wind 10 to 13 mph.
Wednesday Night
Mostly cloudy, with a low around 22. Northwest wind around 10 mph.
Thursday
A chance of snow. Partly sunny, with a high near 32. 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:
4 Miles W Nantucket MA
 41.27°N 70.18°W (Elev. 10 ft)
Last Update:
1:14 pm EST Jan 29, 2026
Forecast Valid:
11pm EST Jan 29, 2026-6pm EST Feb 5, 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