Current conditions at

Stampede Pass (KSMP)

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

Fog

54°F

12°C

Humidity 100%
Wind Speed NA NA MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 54°F (12°C)
Visibility -0.25 mi
Last update 22 Aug 09:56 AM PDT
Extended Forecast for

6 Miles S Snoqualmie Pass WA

Red Flag Warning August 22, 10:53am until August 22, 12:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning August 22, 10:53am until August 22, 12:00pm

    NOW until 12:00pm Sat

    Red Flag Warning

  • Today

    High: 66 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers after 2am.  Increasing clouds, with a low around 51. West wind around 7 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers before 11am.  Mostly cloudy, with a high near 62. West wind around 7 mph.

    High: 62 °F

    Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy smoke after 2am. Mostly clear, with a low around 49. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 49 °F

    Partly Cloudy
    then Patchy
    Smoke

  • Monday

    Monday: Sunny, with a high near 78. Calm wind becoming east around 5 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 11am, then a slight chance of showers and thunderstorms after 11am. Mostly cloudy, then gradually becoming sunny, with a high near 66. West wind 5 to 7 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 40 percent chance of showers after 2am. Increasing clouds, with a low around 51. West wind around 7 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of showers before 11am. Mostly cloudy, with a high near 62. West wind around 7 mph.
Sunday Night
Patchy smoke after 2am. Mostly clear, with a low around 49. Northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 78. Calm wind becoming east around 5 mph.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
A slight chance of showers after 11pm. Partly cloudy, with a low around 50.
Thursday
A slight chance of showers. Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Snoqualmie Pass WA
 47.34°N 121.42°W (Elev. 3399 ft)
10:06 am PDT Aug 22, 2026
10am PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database