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 96%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 09 Dec 07:01 PM PST
Extended Forecast for

10 Miles SE Washington Pass WA

  • Tonight

    Tonight: Rain, possibly mixed with snow, becoming all rain after 1am. The rain and snow could be heavy at times.  Temperature rising to around 40 by 3am. Southeast wind 5 to 7 mph becoming west after midnight.  Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 34 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain before 2pm, then rain, possibly mixed with snow. The rain could be heavy at times.  High near 43. West wind 10 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 43 °F

    Heavy Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain before 1am, then rain, possibly mixed with snow. The rain could be heavy at times.  Steady temperature around 41. West wind 10 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 41 °F

    Heavy Rain
    then
    Rain/Snow

  • Thursday

    Thursday: Rain, possibly mixed with snow before 7am, then rain between 7am and 4pm, then a chance of rain and snow after 4pm.  High near 41. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph in the morning. Winds could gust as high as 36 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: Rain and snow likely, mainly after 10pm.  Mostly cloudy, with a low around 34. West wind around 7 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow
    Likely

  • Friday

    Friday: Rain likely, possibly mixed with snow, becoming all rain after 1pm.  Mostly cloudy, with a high near 43. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain.  Partly sunny, with a high near 41.

    High: 41 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

Detailed Forecast

Tonight
Rain, possibly mixed with snow, becoming all rain after 1am. The rain and snow could be heavy at times. Temperature rising to around 40 by 3am. Southeast wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Wednesday
Rain before 2pm, then rain, possibly mixed with snow. The rain could be heavy at times. High near 43. West wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain before 1am, then rain, possibly mixed with snow. The rain could be heavy at times. Steady temperature around 41. West wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Rain, possibly mixed with snow before 7am, then rain between 7am and 4pm, then a chance of rain and snow after 4pm. High near 41. Breezy, with a west wind 17 to 22 mph decreasing to 10 to 15 mph in the morning. Winds could gust as high as 36 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Rain and snow likely, mainly after 10pm. Mostly cloudy, with a low around 34. West wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Rain likely, possibly mixed with snow, becoming all rain after 1pm. Mostly cloudy, with a high near 43. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 35.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 41.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 33.
Sunday
Rain likely. Mostly cloudy, with a high near 40. Chance of precipitation is 70%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Monday
Rain. High near 39. Chance of precipitation is 80%.
Monday Night
Rain, possibly mixed with snow. Low around 33. Chance of precipitation is 90%.
Tuesday
Rain and snow. High near 39. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Washington Pass WA
 48.42°N 120.49°W (Elev. 3100 ft)
5:48 pm PST Dec 9, 2025
8pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

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