National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Light Snow Fog/Mist

28°F

-2°C

Humidity 96%
Wind Speed Calm
Barometer 30.03 in (1017.0 mb)
Dewpoint 27°F (-3°C)
Visibility 4.00 mi
Last update 15 Feb 3:53 am EST
Extended Forecast for

2 Miles WNW Nantucket MA

  • Overnight

    Overnight: Patchy fog before 4am. Otherwise, mostly clear, with a low around 26. Calm wind becoming west 5 to 8 mph.

    Low: 26 °F

    Patchy Fog

  • Sunday

    Sunday: Sunny, with a high near 33. Northwest wind 8 to 11 mph becoming north in the afternoon.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of snow, mainly after 5am. Mostly cloudy, with a low around 28. East wind 6 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow

  • Washington's Birthday

    Washington's Birthday: A chance of snow, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 36. East wind around 11 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. North wind 6 to 8 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 37. Northwest wind 6 to 8 mph becoming southwest in the afternoon.

    High: 37 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31. Southwest wind around 7 mph.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain after 3pm. Mostly cloudy, with a high near 39. West wind around 7 mph becoming southeast in the afternoon. Chance of precipitation is 30%.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain before 2am, then rain and snow likely. Low around 31. East wind 9 to 13 mph becoming northeast after midnight. Chance of precipitation is 80%.

    Low: 31 °F

    Rain then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
Patchy fog before 4am. Otherwise, mostly clear, with a low around 26. Calm wind becoming west 5 to 8 mph.
Sunday
Sunny, with a high near 33. Northwest wind 8 to 11 mph becoming north in the afternoon.
Sunday Night
A chance of snow, mainly after 5am. Mostly cloudy, with a low around 28. East wind 6 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Washington's Birthday
A chance of snow, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 36. East wind around 11 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 31. North wind 6 to 8 mph.
Tuesday
Partly sunny, with a high near 37. Northwest wind 6 to 8 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 31. Southwest wind around 7 mph.
Wednesday
A chance of rain after 3pm. Mostly cloudy, with a high near 39. West wind around 7 mph becoming southeast in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Rain before 2am, then rain and snow likely. Low around 31. East wind 9 to 13 mph becoming northeast after midnight. Chance of precipitation is 80%.
Thursday
A chance of snow before 9am. Mostly cloudy, with a high near 38. Northeast wind 8 to 11 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 31. Northeast wind around 8 mph.
Friday
A chance of rain. Mostly cloudy, with a high near 39. Southeast wind 9 to 11 mph. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Southeast wind 11 to 13 mph becoming north after midnight. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 38. Northwest wind 11 to 14 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Nantucket MA
 41.28°N 70.14°W (Elev. 49 ft)
Last Update:
3:35 am EST Feb 15, 2026
Forecast Valid:
3am EST Feb 15, 2026-6pm EST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation