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

69°F

21°C

Humidity 29%
Wind Speed NA NA MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 12 May 03:56 PM PDT
Extended Forecast for

9 Miles ESE Snoqualmie Pass WA

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 42. Light and variable wind.

    Low: 42 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers. High near 52. West wind 5 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 11pm. Low around 40. West wind 6 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers. Partly sunny, with a high near 54. West wind 5 to 8 mph, with gusts as high as 21 mph.

    High: 54 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 38. West wind 3 to 8 mph. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly after 11am. Mostly cloudy, with a high near 51. Chance of precipitation is 70%.

    High: 51 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Rain and snow showers. Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain and snow showers likely. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.

    High: 48 °F

    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 42. Light and variable wind.
Wednesday
Showers. High near 52. West wind 5 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Showers, mainly before 11pm. Low around 40. West wind 6 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 54. West wind 5 to 8 mph, with gusts as high as 21 mph.
Thursday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 38. West wind 3 to 8 mph. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 51. Chance of precipitation is 70%.
Friday Night
Rain and snow showers. Low around 33. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday
Rain and snow showers likely. Mostly cloudy, with a high near 48. Chance of precipitation is 60%.
Saturday Night
A chance of rain and snow showers before 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 55.
Sunday Night
Mostly cloudy, with a low around 35.
Monday
A slight chance of showers. Mostly sunny, with a high near 60.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 65.
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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:
3:56 pm PDT May 12, 2026
Forecast Valid:
4pm PDT May 12, 2026-6pm PDT May 19, 2026
 
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