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 >

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

NA

33°F

1°C

Humidity 98%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 07 Dec 10:01 PM PST
Extended Forecast for

4 Miles WSW Washington Pass WA

Flood Watch December 8, 07:00am until December 9, 04:00am
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: Snow, mainly between 1am and 4am.  Low around 30. West wind around 14 mph, with gusts as high as 29 mph.  Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 30 °F

    Chance Snow
    then Snow

  • Monday

    Monday: Snow before 2pm, then snow, possibly mixed with rain. The rain and snow could be heavy at times.  High near 35. Southwest wind 10 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    High: 35 °F

    Heavy Snow
    then
    Rain/Snow

  • Monday Night

    Monday Night: Snow, possibly mixed with rain, becoming all snow after 8pm. The rain and snow could be heavy at times.  Low around 27. West wind 15 to 17 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 27 °F

    Rain/Snow
    then Snow

  • Tuesday

    Tuesday: Snow likely.  Mostly cloudy, with a high near 31. West wind 9 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 28. West wind 7 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Low: 28 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  High near 34. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 34 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 4am. The snow could be heavy at times.  Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of 3 to 7 inches possible.

    Low: 26 °F

    Heavy Snow

  • Thursday

    Thursday: Snow likely, mainly after 10am.  Mostly cloudy, with a high near 33. Chance of precipitation is 60%.

    High: 33 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow likely.  Mostly cloudy, with a low around 29. Chance of precipitation is 70%.

    Low: 29 °F

    Snow Likely

Detailed Forecast

Tonight
Snow, mainly between 1am and 4am. Low around 30. West wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.
Monday
Snow before 2pm, then snow, possibly mixed with rain. The rain and snow could be heavy at times. High near 35. Southwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Monday Night
Snow, possibly mixed with rain, becoming all snow after 8pm. The rain and snow could be heavy at times. Low around 27. West wind 15 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Tuesday
Snow likely. Mostly cloudy, with a high near 31. West wind 9 to 16 mph, with gusts as high as 26 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 28. West wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Wednesday
Snow. The snow could be heavy at times. High near 34. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Wednesday Night
Snow likely, mainly before 4am. The snow could be heavy at times. Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 33. Chance of precipitation is 60%.
Thursday Night
Snow likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Friday
Snow likely. Mostly cloudy, with a high near 36. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 31.
Saturday
Snow likely. Mostly cloudy, with a high near 36. Chance of precipitation is 70%.
Saturday Night
Snow likely. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
Sunday
Snow likely. Mostly cloudy, with a high near 33. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Washington Pass WA
 48.51°N 120.74°W (Elev. 6024 ft)
8:43 pm PST Dec 7, 2025
10pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database