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

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

Fog

39°F

4°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.69 in (1005.42 mb)
Dewpoint 39°F (4°C)
Visibility 0.25 mi
Last update 11 Apr 11:32 PM PDT
Extended Forecast for

8 Miles SE Snoqualmie Pass WA

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 5pm. Mostly sunny, with a high near 49. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 49 °F

    Mostly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 33. West wind around 11 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Monday

    Monday: A 40 percent chance of snow. Mostly cloudy, with a high near 36. West wind 11 to 14 mph.

    High: 36 °F

    Chance Snow

  • Monday Night

    Monday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 29. West wind 13 to 16 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Snow Likely
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Snow, mainly after 11am. High near 34. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 24 °F

    Heavy Snow

  • Wednesday

    Wednesday: A chance of snow before 11am, then snow showers after 11am. Some thunder is also possible. High near 31. Chance of precipitation is 90%.

    High: 31 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.

    Low: 22 °F

    Snow Likely
    then Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. Calm wind.
Sunday
A 30 percent chance of rain, mainly after 5pm. Mostly sunny, with a high near 49. Calm wind becoming west 5 to 9 mph in the afternoon.
Sunday Night
Rain likely before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 33. West wind around 11 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 36. West wind 11 to 14 mph.
Monday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 29. West wind 13 to 16 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow, mainly after 11am. High near 34. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Wednesday
A chance of snow before 11am, then snow showers after 11am. Some thunder is also possible. High near 31. Chance of precipitation is 90%.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.
Thursday
A chance of snow after 11am, mixing with rain after 2pm. Partly sunny, with a high near 33.
Thursday Night
A slight chance of rain and snow. Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 38.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Snoqualmie Pass WA
 47.34°N 121.29°W (Elev. 4731 ft)
Last Update:
11:32 pm PDT Apr 11, 2026
Forecast Valid:
11pm PDT Apr 11, 2026-6pm PDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation