Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

Snoqualmie Pass (SNO30)

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

NA

49°F

9°C

Humidity 95%
Wind Speed NA NA MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 48°F (9°C)
Visibility NA
Last update 04 Sep 07:00 PM PDT
Extended Forecast for

2 Miles SSE Snoqualmie Pass WA

  • Tonight

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

    Low: 45 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: 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.  Partly sunny, with a high near 62. Calm wind.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers before 8pm.  Partly cloudy, with a low around 46. Calm wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 11am.  Mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 11pm.  Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Labor Day

    Labor Day: A 20 percent chance of showers.  Partly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 45. Calm wind.
Saturday
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. Partly sunny, with a high near 62. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 50 percent chance of showers before 8pm. Partly cloudy, with a low around 46. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 30 percent chance of showers after 11am. Mostly sunny, with a high near 64. Calm wind.
Sunday Night
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 48. Calm wind.
Labor Day
A 20 percent chance of showers. Partly sunny, with a high near 60.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
Partly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 52.
Friday
A chance of showers. Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Snoqualmie Pass WA
 47.39°N 121.4°W (Elev. 2759 ft)
3:00 pm PDT Sep 4, 2026
7pm PDT Sep 4, 2026-6pm PDT Sep 11, 2026
 
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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