National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

NA

35°F

2°C

Humidity 99%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 08 Dec 02:01 AM PST
Extended Forecast for

Washington Pass WA

  • Overnight

    Overnight: Snow, mainly before 4am. The snow could be heavy at times. Low around 24. Breezy, with a west wind around 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Low: 24 °F

    Heavy Snow
    and Breezy

  • Monday

    Monday: Snow, mainly after 7am. The snow could be heavy at times. High near 30. Southwest wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.

    High: 30 °F

    Heavy Snow

  • Monday Night

    Monday Night: Snow, mainly before 1am. The snow could be heavy at times. Low around 21. Windy, with a west wind 22 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    Low: 21 °F

    Heavy Snow
    and Windy

  • Tuesday

    Tuesday: Snow likely, mainly after 10am. Mostly cloudy, with a high near 24. Breezy, with a west wind 18 to 23 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 24 °F

    Snow Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times. Low around 23. West wind 9 to 14 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.

    Low: 23 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times. High near 28. Breezy. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    High: 28 °F

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 80%. New snow accumulation of 7 to 11 inches possible.

    Low: 24 °F

    Heavy Snow

  • Thursday

    Thursday: Snow. High near 28. Chance of precipitation is 80%.

    High: 28 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.

    Low: 26 °F

    Snow Likely

Detailed Forecast

Overnight
Snow, mainly before 4am. The snow could be heavy at times. Low around 24. Breezy, with a west wind around 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.
Monday
Snow, mainly after 7am. The snow could be heavy at times. High near 30. Southwest wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.
Monday Night
Snow, mainly before 1am. The snow could be heavy at times. Low around 21. Windy, with a west wind 22 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Tuesday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 24. Breezy, with a west wind 18 to 23 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 23. West wind 9 to 14 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.
Wednesday
Snow. The snow could be heavy at times. High near 28. Breezy. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 80%. New snow accumulation of 7 to 11 inches possible.
Thursday
Snow. High near 28. Chance of precipitation is 80%.
Thursday Night
Snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.
Friday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 26.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 28.
Saturday Night
Snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 70%.
Sunday
Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Washington Pass WA
 48.51°N 120.64°W (Elev. 6827 ft)
Last Update:
1:13 am PST Dec 8, 2025
Forecast Valid:
2am PST Dec 8, 2025-6pm PST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation