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.

Overcast

28°F

-2°C

Humidity 69%
Wind Speed E 6 mph
Barometer 29.52 in (999.6 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 7 Feb 2:53 am EST
Extended Forecast for

3 Miles NNE Siasconset MA

Winter Weather Advisory February 7, 04:00am until February 8, 01:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A slight chance of snow. Cloudy, with a low around 28. East wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Snow. High near 32. Breezy, with an east wind 9 to 14 mph becoming north 15 to 20 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Snow and
    Breezy

  • Saturday Night

    Saturday Night: Snow likely before 7pm, then a chance of snow showers between 7pm and 4am. Mostly cloudy, with a low around 19. Windy, with a north wind 28 to 33 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 19 °F

    Windy. Snow
    Likely then
    Slight Chance
    Snow Showers

  • Sunday

    Sunday: A slight chance of snow before 11am. Mostly cloudy, with a high near 23. Windy, with a northwest wind 20 to 28 mph. Chance of precipitation is 20%.

    High: 23 °F

    Slight Chance
    Snow and
    Windy then
    Mostly Cloudy
    and Blustery

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19. Blustery, with a northwest wind 18 to 21 mph.

    Low: 19 °F

    Mostly Cloudy
    and Blustery

  • Monday

    Monday: Mostly sunny, with a high near 28. Northwest wind 14 to 18 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24. Northwest wind 11 to 15 mph.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 32. West wind 6 to 10 mph.

    High: 32 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow after 10pm, mixing with rain after 5am. Mostly cloudy, with a low around 29. Southwest wind around 7 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
A slight chance of snow. Cloudy, with a low around 28. East wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday
Snow. High near 32. Breezy, with an east wind 9 to 14 mph becoming north 15 to 20 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
Snow likely before 7pm, then a chance of snow showers between 7pm and 4am. Mostly cloudy, with a low around 19. Windy, with a north wind 28 to 33 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Sunday
A slight chance of snow before 11am. Mostly cloudy, with a high near 23. Windy, with a northwest wind 20 to 28 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 19. Blustery, with a northwest wind 18 to 21 mph.
Monday
Mostly sunny, with a high near 28. Northwest wind 14 to 18 mph.
Monday Night
Partly cloudy, with a low around 24. Northwest wind 11 to 15 mph.
Tuesday
Mostly sunny, with a high near 32. West wind 6 to 10 mph.
Tuesday Night
A chance of snow after 10pm, mixing with rain after 5am. Mostly cloudy, with a low around 29. Southwest wind around 7 mph. Chance of precipitation is 30%.
Wednesday
A chance of snow before noon, then a chance of rain between noon and 3pm, then a chance of snow after 3pm. Partly sunny, with a high near 37. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Northwest wind 9 to 14 mph. Chance of precipitation is 30%.
Thursday
A chance of snow. Partly sunny, with a high near 33. Northwest wind around 15 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 27. Northwest wind 15 to 17 mph. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 34. Northwest wind around 17 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Siasconset MA
 41.33°N 69.98°W (Elev. 0 ft)
Last Update:
1:04 am EST Feb 7, 2026
Forecast Valid:
3am EST Feb 7, 2026-6pm EST Feb 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation