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Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

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

snow,freezing fog

31°F

-1°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 31°F (-1°C)
Visibility 0.50 mi
Last update 15 Apr 01:08 AM PDT
Extended Forecast for

9 Miles ESE Snoqualmie Pass WA

Winter Weather Advisory April 15, 01:55am until April 15, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 15, 01:55am until April 15, 11:00pm

    NOW until 11:00pm Wed

    Winter Weather Advisory

  • Overnight

    Low: 28 °F

    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of snow between 8am and 11am, then snow showers after 11am. Some thunder is also possible. High near 40. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 8pm. Mostly cloudy, with a low around 26. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow Likely
    then Partly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain, mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 31. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

Detailed Forecast

Overnight
Rain and snow before 2am. Low around 28. Light northwest wind. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
A slight chance of snow between 8am and 11am, then snow showers after 11am. Some thunder is also possible. High near 40. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow likely, mainly before 8pm. Mostly cloudy, with a low around 26. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Partly sunny, with a high near 44. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
A slight chance of rain, mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 31. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 57.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 39.
Sunday
A chance of rain. Partly sunny, with a high near 62.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 41.
Monday
A chance of rain. Partly sunny, with a high near 66.
Monday Night
A chance of rain. Partly cloudy, with a low around 42.
Tuesday
A chance of rain. Mostly sunny, with a high near 66.
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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:
1:26 am PDT Apr 15, 2026
Forecast Valid:
1am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation