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.

Overcast

35°F

2°C

Humidity 72%
Wind Speed NE 9 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 19 Feb 3:53 am EST
Extended Forecast for

Nantucket MA

  • Today

    Today: Mostly sunny, with a high near 37. Northeast wind 5 to 8 mph.

    High: 37 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 30. East wind 3 to 6 mph.

    Low: 30 °F

    Increasing
    Clouds

  • Friday

    Friday: Rain, mainly after 2pm. High near 37. East wind 7 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 37 °F

    Chance Rain
    then Rain

  • Friday Night

    Friday Night: Rain before 4am, then a chance of snow. Low around 30. East wind around 11 mph becoming north after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain and snow before noon, then a slight chance of snow between noon and 1pm. Mostly cloudy, with a high near 34. North wind 7 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. North wind around 7 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 35. Northeast wind 8 to 11 mph.

    High: 35 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of snow after 8pm. Cloudy, with a low around 30. Northeast wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.

    Low: 30 °F

    Chance Snow

  • Monday

    Monday: Snow likely, mainly between 10am and noon. Cloudy, with a high near 34. Breezy, with a north wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.

    High: 34 °F

    Snow Likely
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 37. Northeast wind 5 to 8 mph.
Tonight
Increasing clouds, with a low around 30. East wind 3 to 6 mph.
Friday
Rain, mainly after 2pm. High near 37. East wind 7 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain before 4am, then a chance of snow. Low around 30. East wind around 11 mph becoming north after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A chance of rain and snow before noon, then a slight chance of snow between noon and 1pm. Mostly cloudy, with a high near 34. North wind 7 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a low around 28. North wind around 7 mph.
Sunday
Mostly cloudy, with a high near 35. Northeast wind 8 to 11 mph.
Sunday Night
A chance of snow after 8pm. Cloudy, with a low around 30. Northeast wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 50%.
Monday
Snow likely, mainly between 10am and noon. Cloudy, with a high near 34. Breezy, with a north wind 20 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 60%.
Monday Night
A chance of snow before midnight. Mostly cloudy, with a low around 25. North wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 33. Northwest wind 9 to 13 mph.
Tuesday Night
Partly cloudy, with a low around 24. Northwest wind 7 to 9 mph.
Wednesday
Mostly sunny, with a high near 39. West wind 7 to 10 mph becoming south in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.12°W (Elev. 49 ft)
Last Update:
12:51 am EST Feb 19, 2026
Forecast Valid:
4am EST Feb 19, 2026-6pm EST Feb 25, 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