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

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Nantucket, Nantucket Memorial Airport (KACK)

Lat: 41.25°NLon: 70.06°WElev: 46ft.

Overcast

37°F

3°C

Humidity 82%
Wind Speed E 5 mph
Barometer 29.94 in (1013.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 6 Dec 7:53 am EST
Extended Forecast for

4 Miles N Siasconset MA

  • Today

    Today: A slight chance of showers before 10am. Mostly cloudy, with a high near 45. East wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 38. South wind 7 to 13 mph becoming northwest after midnight.

    Low: 38 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Increasing clouds, with a high near 43. Northwest wind 8 to 13 mph becoming southwest in the afternoon.

    High: 43 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A slight chance of rain after 3am. Mostly cloudy, with a low around 29. West wind 7 to 17 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday

    Monday: A slight chance of rain before noon. Partly sunny, with a high near 34. Breezy, with a northwest wind around 24 mph. Chance of precipitation is 20%.

    High: 34 °F

    Breezy.
    Slight Chance
    Rain then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. Blustery, with a north wind 13 to 22 mph.

    Low: 27 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 42. North wind 9 to 15 mph becoming southwest in the afternoon.

    High: 42 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain between 9pm and 1am. Mostly cloudy, with a low around 39. Breezy, with a southwest wind 17 to 21 mph. Chance of precipitation is 30%.

    Low: 39 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50. South wind 15 to 18 mph.

    High: 50 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of showers before 10am. Mostly cloudy, with a high near 45. East wind 6 to 8 mph becoming south in the afternoon. Chance of precipitation is 20%.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 38. South wind 7 to 13 mph becoming northwest after midnight.
Sunday
Increasing clouds, with a high near 43. Northwest wind 8 to 13 mph becoming southwest in the afternoon.
Sunday Night
A slight chance of rain after 3am. Mostly cloudy, with a low around 29. West wind 7 to 17 mph. Chance of precipitation is 20%.
Monday
A slight chance of rain before noon. Partly sunny, with a high near 34. Breezy, with a northwest wind around 24 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 27. Blustery, with a north wind 13 to 22 mph.
Tuesday
Partly sunny, with a high near 42. North wind 9 to 15 mph becoming southwest in the afternoon.
Tuesday Night
A chance of rain between 9pm and 1am. Mostly cloudy, with a low around 39. Breezy, with a southwest wind 17 to 21 mph. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, with a high near 50. South wind 15 to 18 mph.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 41. Southwest wind around 18 mph. Chance of precipitation is 50%.
Thursday
A chance of rain. Partly sunny, with a high near 45. Breezy, with a west wind around 20 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 33. West wind around 18 mph. Chance of precipitation is 30%.
Friday
A chance of rain. Partly sunny, with a high near 40. Breezy, with a west wind 18 to 21 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Siasconset MA
 41.33°N 69.98°W (Elev. 0 ft)
Last Update:
6:50 am EST Dec 6, 2025
Forecast Valid:
8am EST Dec 6, 2025-6pm EST Dec 12, 2025
 
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