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

63°F

17°C

Humidity 35%
Wind Speed NA 3 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 20 Apr 03:56 PM PDT
Extended Forecast for

9 Miles NNW Roslyn WA

  • Tonight

    Tonight: A slight chance of rain between 8pm and 11pm. Partly cloudy, with a low around 43. East wind around 7 mph becoming west in the evening. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 55. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Rain before 2am, then rain, possibly mixed with snow. Low around 38. West wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain then
    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow likely before 2pm, then a chance of rain. Mostly cloudy, with a high near 44. West wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 36. West wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    Low: 36 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of rain between 8pm and 11pm. Partly cloudy, with a low around 43. East wind around 7 mph becoming west in the evening. Chance of precipitation is 20%.
Tuesday
A chance of rain between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 55. West wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain before 2am, then rain, possibly mixed with snow. Low around 38. West wind 11 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday
Rain and snow likely before 2pm, then a chance of rain. Mostly cloudy, with a high near 44. West wind around 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
A chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 36. West wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 56.
Sunday Night
A slight chance of rain. Mostly clear, with a low around 39.
Monday
A slight chance of rain. Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Roslyn WA
 47.37°N 121.17°W (Elev. 3743 ft)
Last Update:
3:01 pm PDT Apr 20, 2026
Forecast Valid:
4pm PDT Apr 20, 2026-6pm PDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation