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.

33°F

1°C

Humidity 70%
Wind Speed W 18 G 30 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 13 Mar 1:53 am EDT
Extended Forecast for

Nantucket MA

  • Overnight

    Overnight: Partly cloudy, with a low around 31. Northwest wind around 15 mph.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 44. Northwest wind around 11 mph becoming southwest in the afternoon.

    High: 44 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of rain, mainly between 11pm and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 36. South wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 45. Breezy, with a west wind 18 to 22 mph, with gusts as high as 38 mph.

    High: 45 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. Northwest wind 10 to 15 mph, with gusts as high as 29 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, with a high near 44. North wind around 8 mph becoming east in the afternoon.

    High: 44 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Rain, mainly after 8am. High near 52. Breezy, with a south wind 20 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 90%.

    High: 52 °F

    Rain and
    Breezy

  • Monday Night

    Monday Night: Rain. Low around 39. Breezy, with a south wind 21 to 23 mph, with gusts as high as 47 mph. Chance of precipitation is 90%.

    Low: 39 °F

    Rain and
    Breezy

Detailed Forecast

Overnight
Partly cloudy, with a low around 31. Northwest wind around 15 mph.
Friday
Increasing clouds, with a high near 44. Northwest wind around 11 mph becoming southwest in the afternoon.
Friday Night
A chance of rain, mainly between 11pm and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 36. South wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 45. Breezy, with a west wind 18 to 22 mph, with gusts as high as 38 mph.
Saturday Night
Mostly clear, with a low around 32. Northwest wind 10 to 15 mph, with gusts as high as 29 mph.
Sunday
Mostly cloudy, with a high near 44. North wind around 8 mph becoming east in the afternoon.
Sunday Night
Mostly cloudy, with a low around 37. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Rain, mainly after 8am. High near 52. Breezy, with a south wind 20 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 90%.
Monday Night
Rain. Low around 39. Breezy, with a south wind 21 to 23 mph, with gusts as high as 47 mph. Chance of precipitation is 90%.
Tuesday
A chance of rain before 2pm. Partly sunny, with a high near 48. Southwest wind around 18 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 26. West wind 14 to 17 mph, with gusts as high as 28 mph.
Wednesday
Sunny, with a high near 36. Northwest wind 8 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 29. Southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 40. Southeast wind 6 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.09°W (Elev. 3 ft)
Last Update:
1:29 am EDT Mar 13, 2026
Forecast Valid:
2am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
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Additional Resources

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