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

STEHEKIN-AIRSTRIP (STRW1)

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

NA

39°F

4°C

Humidity 98%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 09 Dec 02:01 AM PST
Extended Forecast for

3 Miles ENE Washington Pass WA

  • Overnight

    Overnight: A 30 percent chance of snow, mainly before 4am.  Mostly cloudy, with a low around 20. Very windy, with a west wind around 38 mph, with gusts as high as 60 mph.  Total nighttime snow accumulation of 5 to 9 inches possible.

    Low: 20 °F

    Chance Snow
    and Very
    Windy

  • Tuesday

    Tuesday: A slight chance of snow before 7am, then snow likely after 1pm. The snow could be heavy at times.  Partly sunny, with a high near 24. Windy, with a west wind 21 to 26 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 41 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 24 °F

    Slight Chance
    Snow and
    Windy then
    Heavy Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Temperature rising to around 31 by 4am. Breezy, with a west wind 11 to 16 mph increasing to 17 to 22 mph after midnight.  Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    Low: 22 °F

    Heavy Snow
    and Breezy

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  High near 32. Windy, with a west wind 16 to 26 mph.  Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    High: 32 °F

    Heavy Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 25. Breezy, with a west wind 18 to 23 mph.  Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.

    Low: 25 °F

    Heavy Snow
    and Breezy

  • Thursday

    Thursday: Snow. The snow could be heavy at times.  High near 28. Breezy.  Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    High: 28 °F

    Heavy Snow
    and Breezy

  • Thursday Night

    Thursday Night: Snow likely.  Mostly cloudy, with a low around 23. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Snow Likely

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 28. Breezy.  Chance of precipitation is 70%.

    High: 28 °F

    Snow Likely
    and Breezy

  • Friday Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 25. Breezy.

    Low: 25 °F

    Chance Snow
    and Breezy

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly before 4am. Mostly cloudy, with a low around 20. Very windy, with a west wind around 38 mph, with gusts as high as 60 mph. Total nighttime snow accumulation of 5 to 9 inches possible.
Tuesday
A slight chance of snow before 7am, then snow likely after 1pm. The snow could be heavy at times. Partly sunny, with a high near 24. Windy, with a west wind 21 to 26 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Temperature rising to around 31 by 4am. Breezy, with a west wind 11 to 16 mph increasing to 17 to 22 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Wednesday
Snow. The snow could be heavy at times. High near 32. Windy, with a west wind 16 to 26 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 25. Breezy, with a west wind 18 to 23 mph. Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.
Thursday
Snow. The snow could be heavy at times. High near 28. Breezy. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow likely. Mostly cloudy, with a low around 23. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 28. Breezy. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25. Breezy.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 27.
Saturday Night
Snow. Low around 23. Chance of precipitation is 80%.
Sunday
Snow. High near 25. Breezy. Chance of precipitation is 80%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Monday
Snow. The snow could be heavy at times. High near 27. Chance of precipitation is 90%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Washington Pass WA
 48.53°N 120.59°W (Elev. 7986 ft)
2:52 am PST Dec 9, 2025
3am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

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