Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

MANSON (MASW)

Lat: 47.91694°NLon: 120.12444°WElev: 1972.0ft.

NA

40°F

4°C

Humidity 88%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 09 Dec 08:00 PM PST
Extended Forecast for

19 Miles W Pateros WA

Flood Watch December 9, 09:08pm until December 12, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 9, 09:08pm until December 12, 07:00am

    NOW until 7:00am Fri

    Flood Watch

  • Tonight

    Low: 33 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain.  High near 46. Breezy, with a northwest wind 16 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 46 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain.  Low around 38. Breezy, with a west wind 13 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain likely before 1pm, then a chance of rain and snow.  Partly sunny, with a high near 41. West wind 8 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow, mainly before 4am.  Mostly cloudy, with a low around 36. West wind around 6 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 1pm, then a chance of rain.  Partly sunny, with a high near 42. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly before 10pm.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

  • Saturday

    Saturday: A slight chance of rain and snow after 10am.  Partly sunny, with a high near 38. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
Rain, possibly mixed with snow, becoming all rain after 1am. Temperature rising to around 40 by 4am. Light and variable wind becoming northwest 5 to 8 mph after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Wednesday
Rain. High near 46. Breezy, with a northwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Rain. Low around 38. Breezy, with a west wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain likely before 1pm, then a chance of rain and snow. Partly sunny, with a high near 41. West wind 8 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow, mainly before 4am. Mostly cloudy, with a low around 36. West wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before 1pm, then a chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 34.
Saturday
A slight chance of rain and snow after 10am. Partly sunny, with a high near 38. Chance of precipitation is 20%.
Saturday Night
A 30 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 34.
Sunday
A 50 percent chance of rain. Partly sunny, with a high near 39.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Monday
Rain and snow. High near 36. Chance of precipitation is 80%.
Monday Night
Rain and snow. Low around 34. Chance of precipitation is 80%.
Tuesday
Rain and snow likely. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles W Pateros WA
 48.04°N 120.29°W (Elev. 3560 ft)
5:48 pm PST Dec 9, 2025
9pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

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