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

Stevens Pass - Tye Mill (STS54)

Lat: 47.73163°NLon: 121.0853°WElev: 5180.0ft.

NA

39°F

4°C

Humidity NA
Wind Speed W 5 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Wind Chill35°F (2°C)
Last update NA
Extended Forecast for

9 Miles W Plain WA

Flood Watch December 8, 08:19pm until December 11, 04:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 8, 08:19pm until December 11, 04:00pm

    NOW until 4:00pm Thu

    Flood Watch

  • Tonight

    Low: 28 °F

    Windy.
    Rain/Snow
    then Heavy
    Snow

  • Tuesday

    Tuesday: A chance of snow before 10am, then snow after 1pm. The snow could be heavy at times.  High near 32. Breezy, with a west wind 17 to 22 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 36 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Chance Snow
    and Breezy
    then Heavy
    Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all rain after 1am. The rain and snow could be heavy at times.  Temperature rising to around 38 by 2am. West wind 5 to 10 mph increasing to 11 to 16 mph after midnight. Winds could gust as high as 32 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 30 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain before 7am, then rain and snow. The rain could be heavy at times.  High near 38. Breezy, with a west wind 17 to 22 mph, with gusts as high as 41 mph.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow, possibly mixed with rain.  Low around 33. Breezy, with a west wind around 21 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 33 °F

    Rain/Snow and
    Breezy

  • Thursday

    Thursday: Snow, possibly mixed with rain before 10am, then snow likely between 10am and 1pm, then snow likely, possibly mixed with rain after 1pm.  High near 34. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Snow likely, possibly mixed with rain, mainly before 10pm.  Mostly cloudy, with a low around 33. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow
    Likely

  • Friday

    Friday: A chance of rain and snow.  Partly sunny, with a high near 37. Chance of precipitation is 40%.

    High: 37 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Snow, possibly mixed with rain, becoming all snow after midnight. The rain and snow could be heavy at times. Low around 28. Windy, with a west wind around 31 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 4 to 8 inches possible.
Tuesday
A chance of snow before 10am, then snow after 1pm. The snow could be heavy at times. High near 32. Breezy, with a west wind 17 to 22 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Rain and snow, becoming all rain after 1am. The rain and snow could be heavy at times. Temperature rising to around 38 by 2am. West wind 5 to 10 mph increasing to 11 to 16 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Rain before 7am, then rain and snow. The rain could be heavy at times. High near 38. Breezy, with a west wind 17 to 22 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow, possibly mixed with rain. Low around 33. Breezy, with a west wind around 21 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow, possibly mixed with rain before 10am, then snow likely between 10am and 1pm, then snow likely, possibly mixed with rain after 1pm. High near 34. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow likely, possibly mixed with rain, mainly before 10pm. Mostly cloudy, with a low around 33. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 40%.
Friday Night
A chance of rain and snow before 4am, then a chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Saturday
A chance of rain before 7am, then a chance of rain and snow between 7am and 1pm, then rain likely after 1pm. Partly sunny, with a high near 36. Chance of precipitation is 60%.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.
Sunday
Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 70%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Monday
Snow. High near 34. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W Plain WA
 47.73°N 120.87°W (Elev. 5397 ft)
3:17 pm PST Dec 8, 2025
8pm PST Dec 8, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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