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

New Bedford, New Bedford Regional Airport (KEWB)

Lat: 41.68°NLon: 70.96°WElev: 79ft.

Fair

15°F

-9°C

Humidity 51%
Wind Speed Calm
Barometer 30.23 in (1023.6 mb)
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Last update 9 Dec 1:53 am EST
Extended Forecast for

South Dartmouth MA

  • Overnight

    Overnight: Mostly clear, with a low around 12. Light north wind.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 35. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 35 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly before 3am.  Cloudy, with a temperature rising to around 41 by midnight. Southwest wind 6 to 8 mph.  Chance of precipitation is 40%.

    Low: 27 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, mainly after noon.  Mostly cloudy, with a high near 49. Breezy, with a southwest wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Slight Chance
    Rain then
    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly before 3am.  Mostly cloudy, with a low around 36. Breezy, with a southwest wind 16 to 21 mph.  Chance of precipitation is 50%.

    Low: 36 °F

    Chance Rain
    and Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 42. West wind 15 to 17 mph.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. West wind 14 to 16 mph.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 35. West wind 14 to 16 mph.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow after midnight.  Mostly cloudy, with a low around 28. West wind 10 to 13 mph.  Chance of precipitation is 30%.

    Low: 28 °F

    Partly Cloudy
    then Chance
    Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 12. Light north wind.
Tuesday
Increasing clouds, with a high near 35. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A chance of rain, mainly before 3am. Cloudy, with a temperature rising to around 41 by midnight. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain, mainly after noon. Mostly cloudy, with a high near 49. Breezy, with a southwest wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of rain, mainly before 3am. Mostly cloudy, with a low around 36. Breezy, with a southwest wind 16 to 21 mph. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 42. West wind 15 to 17 mph.
Thursday Night
Partly cloudy, with a low around 27. West wind 14 to 16 mph.
Friday
Mostly sunny, with a high near 35. West wind 14 to 16 mph.
Friday Night
A chance of snow after midnight. Mostly cloudy, with a low around 28. West wind 10 to 13 mph. Chance of precipitation is 30%.
Saturday
A chance of snow before 2pm, then a chance of rain between 2pm and 4pm, then a chance of snow after 4pm. Partly sunny, with a high near 38. West wind 13 to 16 mph. Chance of precipitation is 40%.
Saturday Night
A chance of snow. Partly cloudy, with a low around 24. West wind around 16 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 33. West wind around 16 mph.
Sunday Night
Mostly clear, with a low around 20. Northwest wind 14 to 16 mph.
Monday
Sunny, with a high near 33. Northwest wind 13 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
South Dartmouth MA
 41.56°N 71°W (Elev. 30 ft)
9:58 pm EST Dec 8, 2025
2am EST Dec 9, 2025-6pm EST Dec 15, 2025
 
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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