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/Mist

45°F

7°C

Humidity 93%
Wind Speed SW 6 mph
Barometer 29.77 in (1008.1 mb)
Dewpoint 43°F (6°C)
Visibility 6.00 mi
Wind Chill42°F (6°C)
Last update 22 Mar 4:53 pm EDT
Extended Forecast for

2 Miles WSW Nantucket Memorial Airport MA

  • This Afternoon

    This Afternoon: Rain. Patchy fog. High near 46. South wind around 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain. Patchy fog before 11pm. Low around 40. Southwest wind 8 to 14 mph becoming north after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Rain and
    Patchy Fog

  • Monday

    Monday: Rain before 11am, then showers likely, mainly between 11am and 1pm. High near 40. Breezy, with a north wind 18 to 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 40 °F

    Breezy. Rain
    then Showers
    Likely

  • Monday Night

    Monday Night: A chance of snow showers, mainly before 3am. Mostly cloudy, with a low around 34. North wind 11 to 18 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. North wind 6 to 10 mph.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. Southwest wind 8 to 10 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Southwest wind 10 to 14 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. Southwest wind 10 to 13 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49. South wind 10 to 13 mph.

    High: 49 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain. Patchy fog. High near 46. South wind around 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Patchy fog before 11pm. Low around 40. Southwest wind 8 to 14 mph becoming north after midnight. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain before 11am, then showers likely, mainly between 11am and 1pm. High near 40. Breezy, with a north wind 18 to 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A chance of snow showers, mainly before 3am. Mostly cloudy, with a low around 34. North wind 11 to 18 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday
Mostly sunny, with a high near 40. North wind 6 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 34. Southwest wind 8 to 10 mph.
Wednesday
Partly sunny, with a high near 45. Southwest wind 10 to 14 mph.
Wednesday Night
Mostly cloudy, with a low around 37. Southwest wind 10 to 13 mph.
Thursday
Partly sunny, with a high near 49. South wind 10 to 13 mph.
Thursday Night
A chance of rain after midnight. Mostly cloudy, with a low around 40. Southwest wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Friday
A chance of rain. Mostly cloudy, with a high near 48. Southwest wind 14 to 18 mph becoming north in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 27. North wind around 14 mph.
Saturday
Mostly sunny, with a high near 37. North wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 29. West wind around 9 mph.
Sunday
Sunny, with a high near 44.
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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:
3:45 pm EDT Mar 22, 2026
Forecast Valid:
5pm EDT Mar 22, 2026-6pm EDT Mar 29, 2026
 
Forecast Discussion
 
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