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

50°F

10°C

Humidity 76%
Wind Speed SW 3 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 31 Jul 12:56 AM PDT
Extended Forecast for

8 Miles S Snoqualmie Pass WA

  • Overnight

    Overnight: Mostly clear, with a low around 46. Light west wind.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 50. West wind 5 to 7 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Showers likely after 11am. Mostly cloudy, with a high near 56. West wind 8 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 45. West wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 46. Light west wind.
Friday
Sunny, with a high near 75. Calm wind becoming west 5 to 8 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 50. West wind 5 to 7 mph.
Saturday
Showers likely after 11am. Mostly cloudy, with a high near 56. West wind 8 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 45. West wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S Snoqualmie Pass WA
 47.32°N 121.44°W (Elev. 4485 ft)
Last Update:
11:46 pm PDT Jul 30, 2026
Forecast Valid:
1am PDT Jul 31, 2026-6pm PDT Aug 6, 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