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

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

light snow,fog

32°F

0°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 32°F (0°C)
Visibility 0.50 mi
Last update 09 Dec 04:39 PM PST
Extended Forecast for

12 Miles ESE Greenwater WA

Flood Watch December 9, 04:47pm until December 12, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 9, 04:47pm until December 12, 07:00am

    NOW until 7:00am Fri

    Flood Watch

  • This Afternoon

    High: 34 °F

    Rain

  • Tonight

    Tonight: Rain.  Temperature rising to around 43 by 4am. Southeast wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 35 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 44. Breezy, with a west wind around 23 mph, with gusts as high as 41 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 44 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain.  Low around 35. Breezy, with a west wind around 26 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 35 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain and snow.  High near 39. Breezy, with a west wind 15 to 22 mph, with gusts as high as 38 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: Rain, possibly mixed with snow, becoming all rain after 10pm.  Low around 37. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow
    then Rain
    Likely

  • Friday

    Friday: Rain likely, possibly mixed with snow before 1pm, then a chance of rain.  Mostly cloudy, with a high near 40. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

Detailed Forecast

This Afternoon
Rain. Steady temperature around 34. Southeast wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain. Temperature rising to around 43 by 4am. Southeast wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
Rain. High near 44. Breezy, with a west wind around 23 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Rain. Low around 35. Breezy, with a west wind around 26 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday
Rain and snow. High near 39. Breezy, with a west wind 15 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain, possibly mixed with snow, becoming all rain after 10pm. Low around 37. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
Rain likely, possibly mixed with snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 40. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 41.
Saturday Night
Rain, mainly after 10pm. Mostly cloudy, with a low around 34.
Sunday
Rain. Mostly cloudy, with a high near 36.
Sunday Night
Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 33.
Monday
Rain. Mostly cloudy, with a high near 37.
Monday Night
Rain and snow. Mostly cloudy, with a low around 32.
Tuesday
Rain and snow. Mostly cloudy, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Greenwater WA
 47.11°N 121.41°W (Elev. 4121 ft)
3:20 pm PST Dec 9, 2025
4pm PST Dec 9, 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