Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

Stampede Pass (KSMP)

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

Mist

36°F

2°C

Humidity 96%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 35°F (2°C)
Visibility 4.00 mi
Last update 17 Oct 08:42 PM PDT
Extended Forecast for

Snoqualmie Pass WA

  • Tonight

    Tonight: Areas of fog after 11pm. Widespread frost, mainly after 2am.  Otherwise, mostly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 32 °F

    Frost and
    Areas Fog

  • Saturday

    Saturday: Showers likely, mainly after 2pm.  Patchy fog after 5pm. Widespread frost before 8am.  Otherwise, mostly cloudy, with a high near 46. Calm wind.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: Showers.  Patchy fog before 11pm. Low around 38. Calm wind.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 38 °F

    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers.  High near 43. West wind 5 to 11 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 43 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 11pm.  Low around 37. West wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 11pm.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of fog after 11pm. Widespread frost, mainly after 2am. Otherwise, mostly cloudy, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Showers likely, mainly after 2pm. Patchy fog after 5pm. Widespread frost before 8am. Otherwise, mostly cloudy, with a high near 46. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers. Patchy fog before 11pm. Low around 38. Calm wind. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday
Showers. High near 43. West wind 5 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Showers, mainly before 11pm. Low around 37. West wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Partly sunny, with a high near 50.
Monday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 37.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 48.
Tuesday Night
A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 35.
Wednesday
A chance of showers. Partly sunny, with a high near 53.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 39.
Thursday
Showers likely. Mostly cloudy, with a high near 53.
Thursday Night
Showers. Mostly cloudy, with a low around 41.
Friday
Showers. Mostly cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.41°N 121.41°W (Elev. 2812 ft)
4:15 pm PDT Oct 17, 2025
9pm PDT Oct 17, 2025-6pm PDT Oct 24, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database