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

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

NA

40°F

4°C

Humidity 98%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 09 Dec 09:01 PM PST
Extended Forecast for

7 Miles ESE Washington Pass WA

  • Tonight

    Tonight: Snow before 2am, then rain and snow. The rain and snow could be heavy at times.  Temperature rising to around 34 by 4am. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 100%. Total nighttime snow accumulation of 8 to 12 inches possible.

    Low: 25 °F

    Heavy Snow
    then
    Rain/Snow

  • Wednesday

    Wednesday: Snow, possibly mixed with rain. The rain and snow could be heavy at times.  High near 34. West wind 15 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 34 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 27. West wind around 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    Low: 27 °F

    Heavy Snow

  • Thursday

    Thursday: Snow, mainly before 4pm.  High near 29. Breezy, with a west wind 13 to 22 mph, with gusts as high as 36 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 29 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 24. West wind around 9 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 24 °F

    Snow Likely

  • Friday

    Friday: Snow likely before 1pm, then snow likely, possibly mixed with rain.  Mostly cloudy, with a high near 31. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 31 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Snow likely, possibly mixed with rain, becoming all snow after 7pm.  Mostly cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow.  Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 25. Chance of precipitation is 60%.

    Low: 25 °F

    Snow Likely

Detailed Forecast

Tonight
Snow before 2am, then rain and snow. The rain and snow could be heavy at times. Temperature rising to around 34 by 4am. Southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 8 to 12 inches possible.
Wednesday
Snow, possibly mixed with rain. The rain and snow could be heavy at times. High near 34. West wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 27. West wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Thursday
Snow, mainly before 4pm. High near 29. Breezy, with a west wind 13 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 24. West wind around 9 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday
Snow likely before 1pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a high near 31. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Friday Night
Snow likely, possibly mixed with rain, becoming all snow after 7pm. Mostly cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 29.
Saturday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy, with a high near 28. Chance of precipitation is 70%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Monday
Snow. The snow could be heavy at times. High near 27. Chance of precipitation is 80%.
Monday Night
Snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 90%.
Tuesday
Snow. The snow could be heavy at times. High near 27. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE Washington Pass WA
 48.48°N 120.54°W (Elev. 5722 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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