Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

NA

33°F

1°C

Humidity 100%
Wind Speed NNW 5 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill28°F (-2°C)
Last update 10 Dec 07:06 AM PST
Extended Forecast for

3 Miles WSW Winthrop WA

  • Today

    Today: Rain.  High near 43. Calm wind becoming north 5 to 7 mph in the morning.  Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 43 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 4am.  Low around 34. Northwest wind 6 to 8 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Rain

  • Thursday

    Thursday: A 30 percent chance of rain before 10am.  Partly sunny, with a high near 42. Northwest wind around 6 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Chance Rain
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A chance of rain and snow.  Mostly cloudy, with a low around 31. Northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 10am, then a chance of rain.  Partly sunny, with a high near 42. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Friday Night

    Friday Night: A 40 percent chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

  • Saturday

    Saturday: A 20 percent chance of rain.  Mostly cloudy, with a high near 39.

    High: 39 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly after 10pm.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Chance Rain

  • Sunday

    Sunday: A 50 percent chance of rain.  Mostly cloudy, with a high near 40.

    High: 40 °F

    Chance Rain

Detailed Forecast

Today
Rain. High near 43. Calm wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Tonight
Rain, mainly before 4am. Low around 34. Northwest wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 30 percent chance of rain before 10am. Partly sunny, with a high near 42. Northwest wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 10am, then a chance of rain. Partly sunny, with a high near 42. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
A 40 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 34.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 39.
Saturday Night
A 40 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 31.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 40.
Sunday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Monday
Rain. High near 38. Chance of precipitation is 80%.
Monday Night
Rain, possibly mixed with snow. Low around 31. Chance of precipitation is 90%.
Tuesday
Rain and snow likely. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Winthrop WA
 48.47°N 120.25°W (Elev. 2743 ft)
6:48 am PST Dec 10, 2025
7am PST Dec 10, 2025-6pm PST Dec 16, 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