National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Snoqualmie Pass (SNO30)

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

NA

56°F

13°C

Humidity 66%
Wind Speed NA NA MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 13 May 12:00 AM PDT
Extended Forecast for

Snoqualmie Pass WA

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers after 2am. Low around 40. Light west wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers

  • Wednesday

    Wednesday: Showers. High near 46. West wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 46 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 11pm. Low around 38. West wind 6 to 15 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 49. West wind 5 to 7 mph, with gusts as high as 23 mph.

    High: 49 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers. Low around 37. West wind 3 to 7 mph. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers

  • Friday

    Friday: Rain showers before 5pm, then rain, possibly mixed with snow showers. High near 44. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 44 °F

    Showers then
    Rain/Snow

  • Friday Night

    Friday Night: Snow showers, possibly mixed with rain. Low around 34. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow

  • Saturday

    Saturday: Rain, possibly mixed with snow showers. Some thunder is also possible. High near 43. Chance of precipitation is 90%.

    High: 43 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow showers likely before 2am, then a chance of snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Low: 33 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers after 2am. Low around 40. Light west wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers. High near 46. West wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Showers, mainly before 11pm. Low around 38. West wind 6 to 15 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 40 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 49. West wind 5 to 7 mph, with gusts as high as 23 mph.
Thursday Night
Showers. Low around 37. West wind 3 to 7 mph. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain showers before 5pm, then rain, possibly mixed with snow showers. High near 44. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
Snow showers, possibly mixed with rain. Low around 34. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday
Rain, possibly mixed with snow showers. Some thunder is also possible. High near 43. Chance of precipitation is 90%.
Saturday Night
Rain and snow showers likely before 2am, then a chance of snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
A slight chance of showers. Partly sunny, with a high near 56.
Monday Night
A chance of showers. Mostly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.41°N 121.41°W (Elev. 2812 ft)
Last Update:
11:46 pm PDT May 12, 2026
Forecast Valid:
12am PDT May 13, 2026-6pm PDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation