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

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Plymouth, Plymouth Municipal Airport (KPYM)

Lat: 41.91°NLon: 70.73°WElev: 148ft.

Fair

8°F

-13°C

Humidity 76%
Wind Speed Calm
Barometer 30.23 in (1024.1 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Last update 9 Dec 6:52 am EST
Extended Forecast for

South Carver MA

  • Today

    Today: Increasing clouds, with a high near 32. Calm wind.

    High: 32 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A chance of snow showers between 8pm and 1am, then a chance of rain showers after 1am. Cloudy, with a temperature rising to around 35 by 2am. Southwest wind 7 to 13 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 25 °F⇑

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Rain, mainly after 5pm. High near 50. Southwest wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Mostly Cloudy
    then Rain

  • Wednesday Night

    Wednesday Night: Rain before 10pm, then a chance of showers between 10pm and 4am. Low around 33. West wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between noon and 1pm. Mostly sunny, with a high near 38. West wind 13 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 38 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 3am. Partly cloudy, with a low around 22. West wind 8 to 18 mph. Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Sunny, with a high near 36. West wind 10 to 13 mph, with gusts as high as 29 mph.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. West wind 5 to 7 mph.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of snow showers before 11am, then a chance of rain showers. Partly sunny, with a high near 40. West wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Showers

Detailed Forecast

Today
Increasing clouds, with a high near 32. Calm wind.
Tonight
A chance of snow showers between 8pm and 1am, then a chance of rain showers after 1am. Cloudy, with a temperature rising to around 35 by 2am. Southwest wind 7 to 13 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Wednesday
Rain, mainly after 5pm. High near 50. Southwest wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain before 10pm, then a chance of showers between 10pm and 4am. Low around 33. West wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of showers between noon and 1pm. Mostly sunny, with a high near 38. West wind 13 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 3am. Partly cloudy, with a low around 22. West wind 8 to 18 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 36. West wind 10 to 13 mph, with gusts as high as 29 mph.
Friday Night
Partly cloudy, with a low around 23. West wind 5 to 7 mph.
Saturday
A chance of snow showers before 11am, then a chance of rain showers. Partly sunny, with a high near 40. West wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Saturday Night
A chance of snow after 8pm, mixing with rain after midnight. Mostly cloudy, with a low around 23. West wind around 7 mph. Chance of precipitation is 40%.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 35. West wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 14. Northwest wind 8 to 10 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 29. Northwest wind 8 to 10 mph, with gusts as high as 23 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Carver MA
 41.83°N 70.75°W (Elev. 69 ft)
Last Update:
5:02 am EST Dec 9, 2025
Forecast Valid:
7am EST Dec 9, 2025-6pm EST Dec 15, 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