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.

Overcast

51°F

11°C

Humidity 86%
Wind Speed E 15 mph
Barometer 30.47 in (1031.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 24 May 7:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Today

    Today: Rain. Patchy fog after 10am. High near 55. Breezy, with an east wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain likely, mainly before 9pm. Patchy fog. Otherwise, cloudy, with a low around 55. Breezy, with an east wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Rain Likely
    and Patchy
    Fog then
    Chance Rain
    and Patchy
    Fog

  • Memorial Day

    Memorial Day: Rain likely and possibly a thunderstorm before 3pm, then a chance of rain. Patchy fog before 3pm, then patchy fog after 4pm. Otherwise, cloudy, with a high near 66. South wind 14 to 18 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Rain Likely
    and Patchy
    Fog

  • Monday Night

    Monday Night: A chance of rain before 8pm, then a chance of showers between 8pm and 11pm. Cloudy, with a low around 57. Southwest wind 5 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance Rain
    then Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57. Southwest wind 8 to 10 mph.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 71. Southwest wind 11 to 16 mph.

    High: 71 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 58. West wind 9 to 11 mph.

    Low: 58 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. North wind 9 to 11 mph.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Rain. Patchy fog after 10am. High near 55. Breezy, with an east wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain likely, mainly before 9pm. Patchy fog. Otherwise, cloudy, with a low around 55. Breezy, with an east wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Memorial Day
Rain likely and possibly a thunderstorm before 3pm, then a chance of rain. Patchy fog before 3pm, then patchy fog after 4pm. Otherwise, cloudy, with a high near 66. South wind 14 to 18 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of rain before 8pm, then a chance of showers between 8pm and 11pm. Cloudy, with a low around 57. Southwest wind 5 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly cloudy, with a high near 67. Calm wind becoming south 5 to 8 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 57. Southwest wind 8 to 10 mph.
Wednesday
Mostly cloudy, with a high near 71. Southwest wind 11 to 16 mph.
Wednesday Night
Mostly cloudy, with a low around 58. West wind 9 to 11 mph.
Thursday
Mostly sunny, with a high near 66. North wind 9 to 11 mph.
Thursday Night
Partly cloudy, with a low around 54. Southeast wind 6 to 8 mph becoming northwest after midnight.
Friday
A chance of showers. Partly sunny, with a high near 64. Northwest wind 9 to 13 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 53. Northwest wind 8 to 10 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 63. North wind 13 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
7:40 am EDT May 24, 2026
Forecast Valid:
8am EDT May 24, 2026-6pm EDT May 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation