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.

Fog

37°F

3°C

Humidity 100%
Wind Speed SW 10 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 37°F (3°C)
Visibility 0.15 mi
Wind Chill30°F (-1°C)
Last update 18 Feb 10:53 am EST
Extended Forecast for

2 Miles WSW Nantucket Memorial Airport MA

  • Today

    Today: Rain likely, possibly mixed with snow before 4pm, then rain likely between 4pm and 5pm, then rain likely, possibly mixed with freezing rain after 5pm. Patchy fog. Otherwise, cloudy, with a high near 37. West wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 37 °F

    Wintry Mix
    Likely and
    Patchy Fog

  • Tonight

    Tonight: Rain and snow likely, possibly mixed with freezing rain before 1am, then a slight chance of snow between 1am and 3am. Patchy fog before 1am. Otherwise, cloudy, with a low around 32. Northeast wind 5 to 8 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Wintry Mix
    Likely and
    Patchy Fog

  • Thursday

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

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of freezing rain before 4am, then a slight chance of snow between 4am and 5am, then a slight chance of rain and snow after 5am. Mostly cloudy, with a low around 30. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 20%.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Wintry
    Mix

  • Friday

    Friday: Rain, mainly after noon. High near 38. East wind 7 to 11 mph. Chance of precipitation is 80%.

    High: 38 °F

    Chance Rain
    then Rain

  • Friday Night

    Friday Night: Rain before 5am, then a chance of snow. Low around 30. East wind 9 to 11 mph becoming north after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of snow before 8am, then a chance of rain between 8am and 10am. Mostly cloudy, with a high near 36. North wind 7 to 10 mph. Chance of precipitation is 30%.

    High: 36 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday Night

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

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow after 1pm. Mostly cloudy, with a high near 35. Northeast wind 8 to 11 mph. Chance of precipitation is 30%.

    High: 35 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Today
Rain likely, possibly mixed with snow before 4pm, then rain likely between 4pm and 5pm, then rain likely, possibly mixed with freezing rain after 5pm. Patchy fog. Otherwise, cloudy, with a high near 37. West wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
Rain and snow likely, possibly mixed with freezing rain before 1am, then a slight chance of snow between 1am and 3am. Patchy fog before 1am. Otherwise, cloudy, with a low around 32. Northeast wind 5 to 8 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 37. Northeast wind 5 to 8 mph.
Thursday Night
A slight chance of freezing rain before 4am, then a slight chance of snow between 4am and 5am, then a slight chance of rain and snow after 5am. Mostly cloudy, with a low around 30. Calm wind becoming east around 6 mph after midnight. Chance of precipitation is 20%.
Friday
Rain, mainly after noon. High near 38. East wind 7 to 11 mph. Chance of precipitation is 80%.
Friday Night
Rain before 5am, then a chance of snow. Low around 30. East wind 9 to 11 mph becoming north after midnight. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
A chance of snow before 8am, then a chance of rain between 8am and 10am. Mostly cloudy, with a high near 36. North wind 7 to 10 mph. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 28. Northeast wind around 7 mph.
Sunday
A chance of snow after 1pm. Mostly cloudy, with a high near 35. Northeast wind 8 to 11 mph. Chance of precipitation is 30%.
Sunday Night
Snow likely, possibly mixed with rain, becoming all snow after 3am. Cloudy, with a low around 29. Northeast wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Monday
Rain and snow likely. Cloudy, with a high near 36. Northeast wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 23. Northwest wind around 15 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 31. Northwest wind 11 to 14 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Nantucket Memorial Airport MA
 41.25°N 70.09°W (Elev. 23 ft)
Last Update:
6:36 am EST Feb 18, 2026
Forecast Valid:
11am EST Feb 18, 2026-6pm EST Feb 24, 2026
 
Forecast Discussion
 
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