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.

Clear

46°F

8°C

Humidity 51%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 18 Apr 06:56 PM PDT
Extended Forecast for

9 Miles ESE Snoqualmie Pass WA

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 67. Calm wind becoming east around 5 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 72. Calm wind.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after 11pm. Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A slight chance of rain, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.

    High: 65 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Rain. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain likely before 8am, then rain and snow likely. Mostly cloudy, with a high near 50. Chance of precipitation is 70%.

    High: 50 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 2am, then a chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.

    Low: 38 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. Calm wind.
Sunday
Mostly sunny, with a high near 67. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 45. Calm wind.
Monday
Partly sunny, with a high near 72. Calm wind.
Monday Night
A 20 percent chance of rain after 11pm. Partly cloudy, with a low around 46. Calm wind.
Tuesday
A slight chance of rain, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.
Tuesday Night
Rain. Low around 42. Chance of precipitation is 80%.
Wednesday
Rain likely before 8am, then rain and snow likely. Mostly cloudy, with a high near 50. Chance of precipitation is 70%.
Wednesday Night
A chance of rain and snow before 2am, then a chance of rain. Mostly cloudy, with a low around 38. Chance of precipitation is 50%.
Thursday
A chance of rain. Partly sunny, with a high near 57.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 38.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 40.
Saturday
A slight chance of rain. Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Snoqualmie Pass WA
 47.37°N 121.24°W (Elev. 2231 ft)
Last Update:
2:57 pm PDT Apr 18, 2026
Forecast Valid:
7pm PDT Apr 18, 2026-6pm PDT Apr 25, 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