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.

Light Snow and Windy

29°F

-2°C

Humidity 78%
Wind Speed NE 29 G 39 mph
Barometer 29.71 in (1006.2 mb)
Dewpoint 23°F (-5°C)
Visibility 7.00 mi
Wind Chill14°F (-10°C)
Last update 1 Feb 4:53 am EST
Extended Forecast for

2 Miles ENE Siasconset MA

Winter Weather Advisory until February 2, 04:00am
Wind Advisory until February 1, 11:00pm
Coastal Flood Warning February 1, 08:00am until February 2, 02:00pm
Click here for hazard details and duration
Winter Weather Advisory
Wind Advisory
Coastal Flood Warning
  •  
    Winter Weather Advisory until February 2, 04:00am
    Wind Advisory until February 1, 11:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 28 °F

    Scattered
    Snow Showers
    and Blustery

  • Sunday

    Sunday: Snow showers likely, mainly between 7am and 4pm. Cloudy, with a high near 32. Windy, with a north wind 23 to 29 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow Showers
    Likely and
    Windy

  • Sunday Night

    Sunday Night: Scattered snow showers, mainly before 9pm. Cloudy, with a low around 22. Windy, with a north wind 23 to 28 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 30%. New snow accumulation of around an inch possible.

    Low: 22 °F

    Scattered
    Snow Showers
    and Windy
    then Cloudy
    and Blustery

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 30. Northwest wind 9 to 14 mph.

    High: 30 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 24. Northwest wind around 9 mph.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 32. West wind 6 to 8 mph.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26. West wind around 6 mph.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 32. West wind 6 to 9 mph.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Overnight
Scattered snow showers. Cloudy, with a steady temperature around 28. Blustery, with a northeast wind around 22 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Snow showers likely, mainly between 7am and 4pm. Cloudy, with a high near 32. Windy, with a north wind 23 to 29 mph, with gusts as high as 55 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Scattered snow showers, mainly before 9pm. Cloudy, with a low around 22. Windy, with a north wind 23 to 28 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 30%. New snow accumulation of around an inch possible.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 30. Northwest wind 9 to 14 mph.
Monday Night
Mostly clear, with a low around 24. Northwest wind around 9 mph.
Tuesday
Sunny, with a high near 32. West wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 26. West wind around 6 mph.
Wednesday
Partly sunny, with a high near 32. West wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 23. Northwest wind around 9 mph.
Thursday
Mostly sunny, with a high near 29. Northwest wind around 10 mph.
Thursday Night
Partly cloudy, with a low around 23. Northwest wind around 10 mph.
Friday
Partly sunny, with a high near 33. Southwest wind 10 to 13 mph.
Friday Night
A chance of snow. Mostly cloudy, with a low around 22. Southwest wind 10 to 13 mph. Chance of precipitation is 50%.
Saturday
A chance of snow. Mostly cloudy, with a high near 28. Blustery, with a northwest wind 14 to 20 mph. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Siasconset MA
 41.28°N 69.97°W (Elev. 56 ft)
Last Update:
3:35 am EST Feb 1, 2026
Forecast Valid:
5am EST Feb 1, 2026-6pm EST Feb 7, 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