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

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

NCSB (NCSW1)

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

NA

42°F

6°C

Humidity 90%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 13 Nov 12:06 AM PST
Extended Forecast for

3 Miles NW Winthrop WA

  • Overnight

    Overnight: A 50 percent chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 33. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Rain. Patchy fog before 10am. High near 45. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain, mainly before 10pm. Low around 37. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain then
    Chance Rain

  • Friday

    Friday: A chance of rain and snow before 1pm, then a chance of rain. Partly sunny, with a high near 47. West wind 3 to 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 35. Light west wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Sunday

    Sunday: A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.

    Low: 32 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
A 50 percent chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 33. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. Patchy fog before 10am. High near 45. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain, mainly before 10pm. Low around 37. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain and snow before 1pm, then a chance of rain. Partly sunny, with a high near 47. West wind 3 to 6 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35. Light west wind. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 48.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38.
Sunday
A 40 percent chance of rain. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 47.
Sunday Night
A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Monday
A slight chance of rain and snow. Mostly sunny, with a high near 43. Chance of precipitation is 20%.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 29. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 41. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Winthrop WA
 48.52°N 120.23°W (Elev. 2520 ft)
Last Update:
7:07 pm PST Nov 12, 2025
Forecast Valid:
12am PST Nov 13, 2025-6pm PST Nov 19, 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