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

25°F

-4°C

Humidity 69%
Wind Speed NW 18 mph
Barometer 29.69 in (1005.5 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 2 Feb 12:53 am EST
Extended Forecast for

Nantucket MA

Coastal Flood Advisory February 2, 01:33am until February 2, 02:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory February 2, 01:33am until February 2, 02:00pm

    NOW until 2:00pm Mon

    Coastal Flood Advisory

  • Overnight

    Low: 21 °F

    Mostly Cloudy
    and Blustery

  • Monday

    Monday: Partly sunny, with a high near 29. Northwest wind 10 to 15 mph.

    High: 29 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 22. Northwest wind 7 to 10 mph.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 32. West wind 6 to 8 mph.

    High: 32 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26. West wind around 6 mph.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 32. West wind 6 to 9 mph.

    High: 32 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. Northwest wind around 9 mph.

    Low: 22 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 29. Northwest wind 7 to 10 mph.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 21. Blustery, with a northwest wind 18 to 20 mph.
Monday
Partly sunny, with a high near 29. Northwest wind 10 to 15 mph.
Monday Night
Mostly clear, with a low around 22. Northwest wind 7 to 10 mph.
Tuesday
Sunny, with a high near 32. West wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 26. West wind around 6 mph.
Wednesday
Partly sunny, with a high near 32. West wind 6 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 22. Northwest wind around 9 mph.
Thursday
Mostly sunny, with a high near 29. Northwest wind 7 to 10 mph.
Thursday Night
Partly cloudy, with a low around 22. Northwest wind around 8 mph.
Friday
Partly sunny, with a high near 33. Southwest wind 9 to 13 mph.
Friday Night
A chance of snow. Mostly cloudy, with a low around 18. West wind 11 to 14 mph. Chance of precipitation is 50%.
Saturday
A chance of snow. Mostly cloudy, with a high near 24. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 10. Blustery, with a northwest wind around 23 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 21. Blustery, with a northwest wind 17 to 20 mph, with gusts as high as 30 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nantucket MA
 41.28°N 70.12°W (Elev. 49 ft)
Last Update:
11:15 pm EST Feb 1, 2026
Forecast Valid:
1am EST Feb 2, 2026-6pm EST Feb 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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