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

Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

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

light snow,mist

31°F

-1°C

Humidity 96%
Wind Speed W 8 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 30°F (-1°C)
Visibility 4.00 mi
Wind Chill24°F (-4°C)
Last update 13 Apr 11:56 PM PDT
Extended Forecast for

9 Miles ESE Snoqualmie Pass WA

Winter Weather Advisory April 14, 11:00am until April 15, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A chance of rain and snow, mainly after 2am. Mostly cloudy, with a low around 35. Light west wind. Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow likely before 11am, then rain between 11am and 5pm, then rain, possibly mixed with snow after 5pm. High near 45. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow, possibly mixed with rain before 2am, then a chance of snow. Low around 30. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible. High near 41. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 28. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Snow Likely
    then Slight
    Chance Snow

  • Thursday

    Thursday: A slight chance of snow after 11am, mixing with rain after 2pm. Partly sunny, with a high near 44. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of rain and snow, mainly after 2am. Mostly cloudy, with a low around 35. Light west wind. Chance of precipitation is 30%.
Tuesday
Rain and snow likely before 11am, then rain between 11am and 5pm, then rain, possibly mixed with snow after 5pm. High near 45. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Snow, possibly mixed with rain before 2am, then a chance of snow. Low around 30. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible. High near 41. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 28. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday
A slight chance of snow after 11am, mixing with rain after 2pm. Partly sunny, with a high near 44. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 56.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 39.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 55.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 38.
Monday
Rain and snow likely. Mostly cloudy, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Snoqualmie Pass WA
 47.37°N 121.24°W (Elev. 2231 ft)
Last Update:
11:46 pm PDT Apr 13, 2026
Forecast Valid:
12am PDT Apr 14, 2026-6pm PDT Apr 20, 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