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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

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

NA

23°F

-5°C

Humidity 95%
Wind Speed NA 4 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 31 Dec 08:56 PM PST
Extended Forecast for

Snoqualmie Pass WA

Winter Weather Advisory January 1, 04:00am until January 2, 05:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Rain and snow likely. Increasing clouds, with a low around 29. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 29 °F

    Rain/Snow
    Likely

  • New Year's Day

    New Year's Day: Rain and snow likely. Mostly cloudy, with a high near 36. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 36 °F

    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Rain and snow likely. Cloudy, with a low around 33. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    Likely

  • Friday

    Friday: Rain and snow likely. Mostly cloudy, with a high near 41. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain and snow likely. Mostly cloudy, with a low around 36. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain and snow likely. Mostly cloudy, with a high near 40. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: Rain and snow likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: Rain and snow likely. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.

    High: 39 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Rain and snow likely. Mostly cloudy, with a low around 33. Chance of precipitation is 70%.

    Low: 33 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Rain and snow likely. Increasing clouds, with a low around 29. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
New Year's Day
Rain and snow likely. Mostly cloudy, with a high near 36. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
Rain and snow likely. Cloudy, with a low around 33. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
Rain and snow likely. Mostly cloudy, with a high near 41. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday Night
Rain and snow likely. Mostly cloudy, with a low around 36. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday
Rain and snow likely. Mostly cloudy, with a high near 40. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 34. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 39. Chance of precipitation is 70%.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 33. Chance of precipitation is 70%.
Monday
Rain and snow likely. Mostly cloudy, with a high near 39.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 31.
Tuesday
Rain and snow likely. Mostly cloudy, with a high near 37.
Tuesday Night
Rain and snow likely. Mostly cloudy, with a low around 30.
Wednesday
Rain and snow likely. Partly sunny, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.41°N 121.41°W (Elev. 2812 ft)
Last Update:
9:47 pm PST Dec 31, 2025
Forecast Valid:
9pm PST Dec 31, 2025-6pm PST Jan 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation