Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

Stampede Pass (KSMP)

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

Overcast

44°F

7°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 30 Sep 02:56 AM PDT
Extended Forecast for

11 Miles E Snoqualmie Pass WA

  • Overnight

    Overnight: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers, mainly after 5pm.  High near 64. Calm wind becoming southeast 5 to 7 mph in the afternoon.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Mostly Sunny
    then Showers

  • Tuesday Night

    Tuesday Night: Showers.  Low around 44. South wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers

  • Wednesday

    Wednesday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers likely after 2pm.  Partly sunny, with a high near 62. Calm wind becoming south 5 to 7 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 11pm.  Mostly cloudy, with a low around 42. Southwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely.  Partly sunny, with a high near 60. Chance of precipitation is 70%.

    High: 60 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 11pm.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 11pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 43. Calm wind.
Tuesday
Showers, mainly after 5pm. High near 64. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers. Low around 44. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers likely after 2pm. Partly sunny, with a high near 62. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 42. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers likely. Partly sunny, with a high near 60. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 63.
Friday Night
A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 43.
Saturday
A slight chance of showers. Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 68.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles E Snoqualmie Pass WA
 47.44°N 121.19°W (Elev. 2854 ft)
3:30 am PDT Sep 30, 2025
3am PDT Sep 30, 2025-6pm PDT Oct 6, 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