Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Current conditions at

Snoqualmie Pass (SNO30)

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

NA

30°F

-1°C

Humidity 96%
Wind Speed NA NA MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 29°F (-2°C)
Visibility NA
Last update 11 Mar 02:00 AM PDT
Extended Forecast for

4 Miles ENE Snoqualmie Pass WA

Winter Storm Warning March 11, 03:27am until March 13, 05:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 11, 03:27am until March 13, 05:00am

    NOW until 5:00am Fri

    Winter Storm Warning

  • Overnight

    Low: 24 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  Areas of blowing snow after 2pm. High near 35. Southwest wind 10 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

    High: 35 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Widespread blowing snow, mainly after 11pm. Low around 25. Windy, with a west wind 26 to 33 mph, with gusts as high as 60 mph.  Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    Low: 25 °F

    Heavy Snow
    and Blowing
    Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times.  Widespread blowing snow. High near 29. Windy, with a west wind 25 to 31 mph, with gusts as high as 47 mph.  Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    High: 29 °F

    Heavy Snow
    and Blowing
    Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times.  Low around 24. Breezy, with a west wind 13 to 22 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.

    Low: 24 °F

    Heavy Snow
    and Breezy

  • Friday

    Friday: Snow. The snow could be heavy at times.  High near 28. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    High: 28 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times.  Low around 20. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 20 °F

    Heavy Snow

  • Saturday

    Saturday: Snow.  High near 26. Chance of precipitation is 80%.

    High: 26 °F

    Snow

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 24. West wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 6 to 10 inches possible.
Wednesday
Snow. The snow could be heavy at times. Areas of blowing snow after 2pm. High near 35. Southwest wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 11pm. Low around 25. Windy, with a west wind 26 to 33 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Thursday
Snow. The snow could be heavy at times. Widespread blowing snow. High near 29. Windy, with a west wind 25 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Low around 24. Breezy, with a west wind 13 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.
Friday
Snow. The snow could be heavy at times. High near 28. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 20. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Saturday
Snow. High near 26. Chance of precipitation is 80%.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 18.
Sunday
Snow, mainly after 11am. The snow could be heavy at times. Mostly cloudy, with a high near 32.
Sunday Night
Rain and snow. Mostly cloudy, with a low around 30.
Monday
Rain likely. Mostly cloudy, with a high near 39.
Monday Night
Rain likely. Mostly cloudy, with a low around 34.
Tuesday
Rain likely. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Snoqualmie Pass WA
 47.44°N 121.32°W (Elev. 5354 ft)
2:30 am PDT Mar 11, 2026
3am PDT Mar 11, 2026-6pm PDT Mar 17, 2026
 
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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