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Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Snoqualmie Pass (SNO30)

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

NA

29°F

-2°C

Humidity 75%
Wind Speed NA NA MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 22°F (-6°C)
Visibility NA
Last update 10 Mar 10:00 AM PDT
Extended Forecast for

8 Miles E Snoqualmie Pass WA

Winter Storm Warning March 10, 05:00pm until March 13, 05:00am
Click here for hazard details and duration
Winter Storm Warning

  • Today

    Today: Snow showers, mainly after 2pm. The snow could be heavy at times. High near 34. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Slight Chance
    Snow Showers
    then Heavy
    Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Low around 28. Southwest wind 5 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 28 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times. High near 38. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 38 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow. Low around 31. Southwest wind 7 to 14 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 31 °F

    Rain/Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. High near 35. West wind 9 to 13 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 35 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: Snow before 2am, then rain and snow. The snow could be heavy at times. Low around 30. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Low: 30 °F

    Heavy Snow
    then
    Rain/Snow

  • Friday

    Friday: Rain and snow. The rain and snow could be heavy at times. High near 38. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 38 °F

    Rain/Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 90%.

    Low: 24 °F

    Heavy Snow

  • Saturday

    Saturday: Snow likely. Partly sunny, with a high near 34. Chance of precipitation is 60%.

    High: 34 °F

    Snow Likely

Detailed Forecast

Today
Snow showers, mainly after 2pm. The snow could be heavy at times. High near 34. Calm wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow. The snow could be heavy at times. Low around 28. Southwest wind 5 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Wednesday
Snow. The snow could be heavy at times. High near 38. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Wednesday Night
Rain, possibly mixed with snow. Low around 31. Southwest wind 7 to 14 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Thursday
Snow. The snow could be heavy at times. High near 35. West wind 9 to 13 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Thursday Night
Snow before 2am, then rain and snow. The snow could be heavy at times. Low around 30. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Friday
Rain and snow. The rain and snow could be heavy at times. High near 38. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 24. Chance of precipitation is 90%.
Saturday
Snow likely. Partly sunny, with a high near 34. Chance of precipitation is 60%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21.
Sunday
Snow likely. Mostly cloudy, with a high near 38.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 33.
Monday
Rain and snow likely. Mostly cloudy, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Snoqualmie Pass WA
 47.41°N 121.25°W (Elev. 3100 ft)
Last Update:
10:15 am PDT Mar 10, 2026
Forecast Valid:
10am PDT Mar 10, 2026-6pm PDT Mar 16, 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