Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Current conditions at

Snoqualmie Pass (SNO30)

Lat: 47.42487°NLon: 121.41395°WElev: 3010.0ft.

NA

48°F

9°C

Humidity 91%
Wind Speed NA NA MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 46°F (8°C)
Visibility NA
Last update 03 Sep 07:00 PM PDT
Extended Forecast for

Snoqualmie Pass WA

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm.  Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Increasing clouds, with a high near 58. Calm wind.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 58 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers before 8pm.  Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 61. Calm wind.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 11pm.  Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 11am.  Partly sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

  • Labor Day

    Labor Day: A 40 percent chance of showers.  Partly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 45. Calm wind.
Friday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 58. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 45. Calm wind.
Saturday
A 50 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 61. Calm wind. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 47. Calm wind.
Sunday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 66.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 49.
Labor Day
A 40 percent chance of showers. Partly sunny, with a high near 59.
Monday Night
A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 49.
Tuesday
A slight chance of showers before 11am. Partly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A chance of showers. Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.41°N 121.41°W (Elev. 2812 ft)
2:57 pm PDT Sep 3, 2026
8pm PDT Sep 3, 2026-6pm PDT Sep 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database