National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Fair

16°F

-9°C

Humidity 47%
Wind Speed W 20 G 30 mph
Barometer 29.98 in (1015.3 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 30 Jan 1:53 am EST
Extended Forecast for

Nantucket Memorial Airport MA

Coastal Flood Watch February 1, 08:00am until February 2, 02:00pm
Winter Storm Watch February 1, 04:00am until February 2, 04:00am
Click here for hazard details and duration
Coastal Flood Watch
Winter Storm Watch

  • Overnight

    Overnight: Partly cloudy, with a low around 11. Wind chill values as low as -4. Blustery, with a west wind around 22 mph, with gusts as high as 32 mph.

    Low: 11 °F

    Partly Cloudy
    and Blustery

  • Friday

    Friday: Mostly sunny, with a high near 19. Wind chill values as low as -7. Breezy, with a west wind 21 to 23 mph.

    High: 19 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 11. Wind chill values as low as zero. Northwest wind 10 to 18 mph.

    Low: 11 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 26. Wind chill values as low as -1. Northwest wind 6 to 10 mph.

    High: 26 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow, mainly after 1am. Cloudy, with a low around 19. Blustery, with a northeast wind 7 to 12 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 19 °F

    Slight Chance
    Snow then
    Chance Snow
    and Blustery

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 32. Windy, with a north wind 25 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

    High: 32 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Snow, mainly before 1am. Low around 23. Windy, with a north wind 28 to 33 mph decreasing to 22 to 27 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 80%.

    Low: 23 °F

    Snow and
    Windy

  • Monday

    Monday: Partly sunny, with a high near 33. Breezy, with a northwest wind 14 to 20 mph.

    High: 33 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 23. Northwest wind 10 to 14 mph.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 11. Wind chill values as low as -4. Blustery, with a west wind around 22 mph, with gusts as high as 32 mph.
Friday
Mostly sunny, with a high near 19. Wind chill values as low as -7. Breezy, with a west wind 21 to 23 mph.
Friday Night
Partly cloudy, with a low around 11. Wind chill values as low as zero. Northwest wind 10 to 18 mph.
Saturday
Partly sunny, with a high near 26. Wind chill values as low as -1. Northwest wind 6 to 10 mph.
Saturday Night
A chance of snow, mainly after 1am. Cloudy, with a low around 19. Blustery, with a northeast wind 7 to 12 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Sunday
Snow. The snow could be heavy at times. High near 32. Windy, with a north wind 25 to 33 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Sunday Night
Snow, mainly before 1am. Low around 23. Windy, with a north wind 28 to 33 mph decreasing to 22 to 27 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 80%.
Monday
Partly sunny, with a high near 33. Breezy, with a northwest wind 14 to 20 mph.
Monday Night
Mostly clear, with a low around 23. Northwest wind 10 to 14 mph.
Tuesday
Mostly sunny, with a high near 33. West wind around 11 mph.
Tuesday Night
Mostly clear, with a low around 23. Northwest wind around 10 mph.
Wednesday
Mostly sunny, with a high near 31. Northwest wind 8 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 23. Northwest wind 7 to 9 mph.
Thursday
A chance of snow. Partly sunny, with a high near 33. Northwest wind 9 to 13 mph. Chance of precipitation is 30%.
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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:
12:36 am EST Jan 30, 2026
Forecast Valid:
2am EST Jan 30, 2026-6pm EST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation