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

30°F

-1°C

Humidity 72%
Wind Speed NE 3 mph
Barometer 30.16 in (1021.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 22 Feb 12:53 am EST
Extended Forecast for

Nantucket MA

Winter Weather Advisory February 22, 04:00pm until February 24, 07:00am
High Wind Warning February 22, 10:00pm until February 24, 01:00am
Coastal Flood Warning February 23, 01:00am until February 23, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
High Wind Warning
Coastal Flood Warning

  • Overnight

    Overnight: Partly cloudy, with a low around 28. Northeast wind 3 to 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 36. East wind 6 to 14 mph.

    High: 36 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain and snow. The rain and snow could be heavy at times. Areas of blowing snow after 10pm. Low around 31. Windy, with an east wind 21 to 26 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 31 °F

    Rain/Snow and
    Areas Blowing
    Snow

  • Monday

    Monday: Snow, possibly mixed with rain. The rain could be heavy at times. Areas of blowing snow before 10am, then areas of blowing snow after 2pm. High near 37. Windy, with a northeast wind 34 to 36 mph becoming north in the afternoon. Winds could gust as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Rain/Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: Snow, mainly before 9pm. Areas of blowing snow before 9pm. Low around 24. Windy, with a northwest wind 27 to 32 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Snow and
    Areas Blowing
    Snow then
    Chance Snow
    and Blustery

  • Tuesday

    Tuesday: Mostly sunny, with a high near 31. Northwest wind 13 to 15 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. West wind 8 to 13 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of snow before 9am, then a chance of rain and snow between 9am and 10am, then rain likely after 10am. Mostly cloudy, with a high near 39. Southwest wind 7 to 14 mph. Chance of precipitation is 60%.

    High: 39 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 9pm. Partly cloudy, with a low around 32. Southwest wind around 10 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain
    then Partly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 28. Northeast wind 3 to 5 mph.
Sunday
Increasing clouds, with a high near 36. East wind 6 to 14 mph.
Sunday Night
Rain and snow. The rain and snow could be heavy at times. Areas of blowing snow after 10pm. Low around 31. Windy, with an east wind 21 to 26 mph increasing to 31 to 36 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow, possibly mixed with rain. The rain could be heavy at times. Areas of blowing snow before 10am, then areas of blowing snow after 2pm. High near 37. Windy, with a northeast wind 34 to 36 mph becoming north in the afternoon. Winds could gust as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Snow, mainly before 9pm. Areas of blowing snow before 9pm. Low around 24. Windy, with a northwest wind 27 to 32 mph decreasing to 17 to 22 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Mostly sunny, with a high near 31. Northwest wind 13 to 15 mph.
Tuesday Night
Partly cloudy, with a low around 24. West wind 8 to 13 mph.
Wednesday
A chance of snow before 9am, then a chance of rain and snow between 9am and 10am, then rain likely after 10am. Mostly cloudy, with a high near 39. Southwest wind 7 to 14 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of rain before 9pm. Partly cloudy, with a low around 32. Southwest wind around 10 mph. Chance of precipitation is 30%.
Thursday
A chance of rain after 3pm. Partly sunny, with a high near 41. West wind 9 to 11 mph. Chance of precipitation is 30%.
Thursday Night
Rain likely. Cloudy, with a low around 32. South wind 9 to 11 mph. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly cloudy, with a high near 40. Southwest wind 10 to 14 mph. Chance of precipitation is 50%.
Friday Night
Partly cloudy, with a low around 30. West wind 6 to 9 mph.
Saturday
Sunny, with a high near 40. West wind 6 to 10 mph becoming south in the afternoon.
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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:
1:33 am EST Feb 22, 2026
Forecast Valid:
1am EST Feb 22, 2026-6pm EST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation