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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

35°F

2°C

Humidity 52%
Wind Speed NA NA MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 19°F (-7°C)
Visibility NA
Last update 10 Mar 12:00 PM PDT
Extended Forecast for

15 Miles N Roslyn WA

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

  • This Afternoon

    This Afternoon: Snow showers after 2pm. High near 23. Southwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 23 °F

    Snow Showers

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Low around 22. Southwest wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 22 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times. High near 32. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    High: 32 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times. Widespread blowing snow after 8pm. Low around 25. Breezy, with a southwest wind 16 to 21 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Low: 25 °F

    Heavy Snow
    and Blowing
    Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 11am. High near 28. Breezy, with a west wind 20 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 28 °F

    Heavy Snow
    and Blowing
    Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Low around 25. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    Low: 25 °F

    Heavy Snow

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 31. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.

    High: 31 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 18. Chance of precipitation is 90%.

    Low: 18 °F

    Heavy Snow
    then Snow
    Likely

  • Saturday

    Saturday: Snow likely, mainly before 11am. Partly sunny, with a high near 27. Chance of precipitation is 60%.

    High: 27 °F

    Snow Likely

Detailed Forecast

This Afternoon
Snow showers after 2pm. High near 23. Southwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow. The snow could be heavy at times. Low around 22. Southwest wind 13 to 15 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 32. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Widespread blowing snow after 8pm. Low around 25. Breezy, with a southwest wind 16 to 21 mph increasing to 24 to 29 mph after midnight. Winds could gust as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Thursday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 11am. High near 28. Breezy, with a west wind 20 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Low around 25. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Friday
Snow. The snow could be heavy at times. High near 31. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 18. Chance of precipitation is 90%.
Saturday
Snow likely, mainly before 11am. Partly sunny, with a high near 27. Chance of precipitation is 60%.
Saturday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 16.
Sunday
A chance of snow. Mostly cloudy, with a high near 33.
Sunday Night
Snow likely. Mostly cloudy, with a low around 29.
Monday
Rain and snow likely. Mostly cloudy, with a high near 40.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles N Roslyn WA
 47.45°N 121.07°W (Elev. 5587 ft)
Last Update:
10:15 am PDT Mar 10, 2026
Forecast Valid:
1pm 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