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.

Mostly Cloudy

30°F

-1°C

Humidity 79%
Wind Speed E 7 mph
Barometer 30.17 in (1021.5 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 22 Feb 6:53 am EST
Extended Forecast for

Nantucket Memorial Airport MA

Coastal Flood Watch February 23, 01:00pm until February 23, 08:00pm
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
Coastal Flood Watch
Winter Weather Advisory
High Wind Warning
Coastal Flood Warning

  • Today

    Today: Mostly cloudy, with a high near 36. East wind 7 to 16 mph.

    High: 36 °F

    Mostly Cloudy

  • Tonight

    Tonight: Rain, possibly mixed with snow. Areas of blowing snow after 10pm. Low around 31. Windy, with an east wind 22 to 27 mph increasing to 33 to 38 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 31 °F

    Rain/Snow and
    Areas Blowing
    Snow

  • Monday

    Monday: Snow, possibly mixed with rain. Areas of blowing snow before 11am, then areas of blowing snow after 2pm. High near 37. Very windy, with a northeast wind 38 to 40 mph becoming north in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 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 31 to 36 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 65 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 15 to 17 mph.

    High: 31 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. West wind 10 to 15 mph.

    Low: 22 °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 9 to 16 mph. Chance of precipitation is 60%.

    High: 39 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 8pm. Partly cloudy, with a low around 31. Southwest wind 11 to 13 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: A chance of rain after 3pm. Partly sunny, with a high near 41. West wind 10 to 14 mph. Chance of precipitation is 30%.

    High: 41 °F

    Mostly Sunny
    then Chance
    Rain

Detailed Forecast

Today
Mostly cloudy, with a high near 36. East wind 7 to 16 mph.
Tonight
Rain, possibly mixed with snow. Areas of blowing snow after 10pm. Low around 31. Windy, with an east wind 22 to 27 mph increasing to 33 to 38 mph after midnight. Winds could gust as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Monday
Snow, possibly mixed with rain. Areas of blowing snow before 11am, then areas of blowing snow after 2pm. High near 37. Very windy, with a northeast wind 38 to 40 mph becoming north in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Snow, mainly before 9pm. Areas of blowing snow before 9pm. Low around 24. Windy, with a northwest wind 31 to 36 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 65 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 15 to 17 mph.
Tuesday Night
Partly cloudy, with a low around 22. West wind 10 to 15 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 9 to 16 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of rain before 8pm. Partly cloudy, with a low around 31. Southwest wind 11 to 13 mph. Chance of precipitation is 30%.
Thursday
A chance of rain after 3pm. Partly sunny, with a high near 41. West wind 10 to 14 mph. Chance of precipitation is 30%.
Thursday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 32. South wind 10 to 14 mph. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly cloudy, with a high near 41. West wind 13 to 16 mph. Chance of precipitation is 50%.
Friday Night
Partly cloudy, with a low around 30. West wind 7 to 10 mph.
Saturday
Sunny, with a high near 40. West wind 7 to 11 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
3:50 am EST Feb 22, 2026
Forecast Valid:
7am EST Feb 22, 2026-6pm EST Feb 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation