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.

Rain

40°F

4°C

Humidity 85%
Wind Speed NA 6 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 36°F (2°C)
Visibility 7.00 mi
Wind Chill36°F (2°C)
Last update 14 May 02:21 PM PDT
Extended Forecast for

9 Miles NNW Roslyn WA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Partly sunny, with a high near 43. West wind around 13 mph, with gusts as high as 23 mph.

    High: 43 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Rain likely, possibly mixed with snow showers before 2am, then a slight chance of snow showers. Mostly cloudy, with a low around 34. West wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Friday

    Friday: A 50 percent chance of snow showers after 11am. Mostly cloudy, with a high near 37. West wind 9 to 11 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Snow showers. Low around 32. West wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 32 °F

    Snow Showers

  • Saturday

    Saturday: Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 37. West wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a high near 43. West wind around 13 mph, with gusts as high as 23 mph.
Tonight
Rain likely, possibly mixed with snow showers before 2am, then a slight chance of snow showers. Mostly cloudy, with a low around 34. West wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
A 50 percent chance of snow showers after 11am. Mostly cloudy, with a high near 37. West wind 9 to 11 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow showers. Low around 32. West wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 37. West wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
A 30 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 43.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Roslyn WA
 47.38°N 121.14°W (Elev. 4514 ft)
Last Update:
11:46 am PDT May 14, 2026
Forecast Valid:
2pm PDT May 14, 2026-6pm PDT May 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation