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

15°F

-9°C

Humidity 49%
Wind Speed NW 15 mph
Barometer 30.07 in (1018.1 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 30 Jan 9:53 pm EST
Extended Forecast for

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 10. Wind chill values as low as zero. Northwest wind 9 to 13 mph.

    Low: 10 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 27. West wind 6 to 8 mph.

    High: 27 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow, mainly after 1am. Mostly cloudy, with a temperature rising to around 28 by 5am. Blustery, with a northeast wind 6 to 11 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 21 °F⇑

    Slight Chance
    Snow then
    Chance Snow
    and Blustery

  • Sunday

    Sunday: Snow likely. The snow could be heavy at times. Patchy fog before 8am. Otherwise, cloudy, with a high near 33. Windy, with a northeast wind 23 to 29 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 7 inches possible.

    High: 33 °F

    Heavy Snow
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: Snow likely, mainly before 7pm. Cloudy, with a low around 23. Windy, with a northwest wind 24 to 29 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Snow Likely
    and Windy

  • Monday

    Monday: Partly sunny, with a high near 32. Northwest wind 10 to 16 mph.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24. Northwest wind 8 to 10 mph.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 32. West wind 7 to 9 mph.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25. Northwest wind around 7 mph.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 10. Wind chill values as low as zero. Northwest wind 9 to 13 mph.
Saturday
Mostly sunny, with a high near 27. West wind 6 to 8 mph.
Saturday Night
A chance of snow, mainly after 1am. Mostly cloudy, with a temperature rising to around 28 by 5am. Blustery, with a northeast wind 6 to 11 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Sunday
Snow likely. The snow could be heavy at times. Patchy fog before 8am. Otherwise, cloudy, with a high near 33. Windy, with a northeast wind 23 to 29 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 7 inches possible.
Sunday Night
Snow likely, mainly before 7pm. Cloudy, with a low around 23. Windy, with a northwest wind 24 to 29 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Monday
Partly sunny, with a high near 32. Northwest wind 10 to 16 mph.
Monday Night
Partly cloudy, with a low around 24. Northwest wind 8 to 10 mph.
Tuesday
Sunny, with a high near 32. West wind 7 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 25. Northwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 32. West wind 7 to 9 mph.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 24. Northwest wind around 8 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 31. North wind around 10 mph.
Thursday Night
Mostly cloudy, with a low around 23. North wind around 10 mph.
Friday
Partly sunny, with a high near 31. West wind 10 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.12°W (Elev. 49 ft)
Last Update:
2:48 pm EST Jan 30, 2026
Forecast Valid:
10pm EST Jan 30, 2026-6pm EST Feb 6, 2026
 
Forecast Discussion
 
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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