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.

56°F

13°C

Humidity 90%
Wind Speed SW 10 mph
Barometer 29.94 in (1014.0 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 27 May 1:53 am EDT
Extended Forecast for

Nantucket Memorial Airport MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 57. Southwest wind around 11 mph.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 69. Southwest wind 14 to 18 mph.

    High: 69 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Patchy fog before midnight. Otherwise, mostly cloudy, with a low around 57. Southwest wind 10 to 13 mph becoming north after midnight.

    Low: 57 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. North wind 10 to 14 mph.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 54. North wind 3 to 7 mph.

    Low: 54 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65. Northwest wind 8 to 10 mph becoming south in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers, mainly after 9pm. Low around 54. South wind 9 to 14 mph. Chance of precipitation is 80%.

    Low: 54 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers, mainly before 11am. High near 66. Breezy, with a southwest wind 17 to 22 mph becoming north in the afternoon. Chance of precipitation is 80%.

    High: 66 °F

    Breezy.
    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers between 8pm and 4am. Mostly cloudy, with a low around 50. North wind 15 to 18 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 57. Southwest wind around 11 mph.
Wednesday
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 69. Southwest wind 14 to 18 mph.
Wednesday Night
Patchy fog before midnight. Otherwise, mostly cloudy, with a low around 57. Southwest wind 10 to 13 mph becoming north after midnight.
Thursday
Mostly sunny, with a high near 66. North wind 10 to 14 mph.
Thursday Night
Mostly cloudy, with a low around 54. North wind 3 to 7 mph.
Friday
Mostly sunny, with a high near 65. Northwest wind 8 to 10 mph becoming south in the afternoon.
Friday Night
Showers, mainly after 9pm. Low around 54. South wind 9 to 14 mph. Chance of precipitation is 80%.
Saturday
Showers, mainly before 11am. High near 66. Breezy, with a southwest wind 17 to 22 mph becoming north in the afternoon. Chance of precipitation is 80%.
Saturday Night
A chance of showers between 8pm and 4am. Mostly cloudy, with a low around 50. North wind 15 to 18 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 64. North wind around 17 mph.
Sunday Night
Partly cloudy, with a low around 53. West wind around 10 mph.
Monday
Mostly sunny, with a high near 64. Northwest wind 10 to 14 mph.
Monday Night
Partly cloudy, with a low around 52. Southeast wind around 7 mph becoming northwest after midnight.
Tuesday
Mostly sunny, with a high near 64. Northeast wind 8 to 13 mph becoming southeast in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket Memorial Airport MA
 41.25°N 70.06°W (Elev. 0 ft)
Last Update:
12:30 am EDT May 27, 2026
Forecast Valid:
2am EDT May 27, 2026-6pm EDT Jun 2, 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