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 Rain

33°F

1°C

Humidity 96%
Wind Speed NW 10 mph
Barometer 29.72 in (1006.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 21 Feb 4:53 am EST
Extended Forecast for

Nantucket Memorial Airport MA

Winter Storm Watch February 22, 01:00pm until February 24, 07:00am
Coastal Flood Watch February 23, 01:00am until February 24, 07:00am
Click here for hazard details and duration
Winter Storm Watch
Coastal Flood Watch

  • Overnight

    Overnight: A chance of rain and snow showers. Cloudy, with a low around 33. North wind around 8 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of snow showers, mainly between 9am and noon. Cloudy, with a high near 35. North wind 7 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 35 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. North wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow after 4pm. Cloudy, with a high near 36. East wind 6 to 11 mph. Chance of precipitation is 20%.

    High: 36 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A chance of snow before 10pm, then rain and snow between 10pm and 3am, then snow after 3am. The snow could be heavy at times. Low around 30. Windy, with an east wind 17 to 22 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 30 °F

    Rain/Snow and
    Windy

  • Monday

    Monday: Snow, possibly mixed with rain. High near 36. Windy, with a northeast wind 34 to 37 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 36 °F

    Rain/Snow and
    Windy

  • Monday Night

    Monday Night: Snow, mainly before 10pm. The snow could be heavy at times. Low around 25. Windy, with a northwest wind 24 to 29 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 80%.

    Low: 25 °F

    Heavy Snow
    and Windy
    then Chance
    Snow and
    Blustery

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32. West wind 9 to 14 mph.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. West wind 8 to 10 mph.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of rain and snow showers. Cloudy, with a low around 33. North wind around 8 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A chance of snow showers, mainly between 9am and noon. Cloudy, with a high near 35. North wind 7 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
Mostly cloudy, with a low around 28. North wind around 6 mph.
Sunday
A slight chance of snow after 4pm. Cloudy, with a high near 36. East wind 6 to 11 mph. Chance of precipitation is 20%.
Sunday Night
A chance of snow before 10pm, then rain and snow between 10pm and 3am, then snow after 3am. The snow could be heavy at times. Low around 30. Windy, with an east wind 17 to 22 mph increasing to 26 to 31 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow, possibly mixed with rain. High near 36. Windy, with a northeast wind 34 to 37 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Monday Night
Snow, mainly before 10pm. The snow could be heavy at times. Low around 25. Windy, with a northwest wind 24 to 29 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 32. West wind 9 to 14 mph.
Tuesday Night
Partly cloudy, with a low around 23. West wind 8 to 10 mph.
Wednesday
A chance of rain after 3pm. Mostly cloudy, with a high near 39. West wind 8 to 11 mph becoming south in the afternoon. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 31. Southwest wind around 10 mph. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 41. Southwest wind 11 to 15 mph. Chance of precipitation is 50%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 31. Southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Friday
A chance of rain. Partly sunny, with a high near 40. West wind 9 to 11 mph. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.27°N 70.06°W (Elev. 49 ft)
Last Update:
3:33 am EST Feb 21, 2026
Forecast Valid:
5am EST Feb 21, 2026-6pm EST Feb 27, 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