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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Nantucket Memorial Airport MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. East wind around 7 mph.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 3pm. Patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 66. Southeast wind 10 to 14 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Mostly Cloudy
    then Showers
    Likely and
    Patchy Fog

  • Sunday Night

    Sunday Night: Showers, mainly before 5am. Patchy fog after 9pm. Low around 62. Southeast wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    Showers and
    Patchy Fog

  • Monday

    Monday: A chance of showers between 10am and noon. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 66. Breezy, with a northeast wind 16 to 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57. Northeast wind 14 to 16 mph.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 11am. Mostly cloudy, with a high near 64. Breezy, with a northeast wind 18 to 20 mph. Chance of precipitation is 20%.

    High: 64 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 53. Northeast wind around 18 mph.

    Low: 53 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Breezy, with a northeast wind around 24 mph.

    High: 64 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53. Breezy, with a northeast wind around 22 mph.

    Low: 53 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. East wind around 7 mph.
Sunday
Showers likely, mainly after 3pm. Patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 66. Southeast wind 10 to 14 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers, mainly before 5am. Patchy fog after 9pm. Low around 62. Southeast wind 8 to 10 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
A chance of showers between 10am and noon. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 66. Breezy, with a northeast wind 16 to 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 57. Northeast wind 14 to 16 mph.
Tuesday
A slight chance of showers after 11am. Mostly cloudy, with a high near 64. Breezy, with a northeast wind 18 to 20 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 53. Northeast wind around 18 mph.
Wednesday
Partly sunny, with a high near 64. Breezy, with a northeast wind around 24 mph.
Wednesday Night
Mostly cloudy, with a low around 53. Breezy, with a northeast wind around 22 mph.
Thursday
A chance of showers after 9am. Mostly cloudy, with a high near 64. Windy, with a northeast wind 25 to 28 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 54. Windy, with a northeast wind around 26 mph, with gusts as high as 37 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 65. Windy, with a northeast wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 54. Windy, with a northeast wind 24 to 26 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 66. Windy, with a north wind 23 to 26 mph. Chance of precipitation is 40%.
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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:
12:58 am EDT Sep 20, 2026
Forecast Valid:
3am EDT Sep 20, 2026-6pm EDT Sep 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation