Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Stampede Pass (KSMP)

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

Mist

23°F

-5°C

Humidity 100%
Wind Speed WNW 4 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 23°F (-5°C)
Visibility 5.00 mi
Wind Chill18°F (-8°C)
Last update 14 Mar 06:56 AM PDT
Extended Forecast for

9 Miles ESE Snoqualmie Pass WA

Winter Storm Warning March 14, 07:15am until March 14, 11:00am
Click here for hazard details and duration
...
  •  
    Winter Storm Warning March 14, 07:15am until March 14, 11:00am

    NOW until 11:00am Sat

    Winter Storm Warning

  • Today

    High: 35 °F

    Snow then
    Chance Snow

  • Tonight

    Tonight: A slight chance of snow between 8pm and 11pm.  Mostly cloudy, with a low around 20. West wind around 5 mph becoming calm  in the evening. Winds could gust as high as 18 mph.  Chance of precipitation is 20%.

    Low: 20 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of snow after 11am.  Partly sunny, with a high near 40. Calm wind.

    High: 40 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Rain and snow, becoming all rain after 2am.  Low around 33. Calm wind.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow

  • Monday

    Monday: Rain.  High near 49. Calm wind.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Monday Night

    Monday Night: Rain likely.  Mostly cloudy, with a low around 38. Chance of precipitation is 70%.

    Low: 38 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 41. Chance of precipitation is 90%.

    Low: 41 °F

    Rain

Detailed Forecast

Today
Snow, mainly before 8am. High near 35. West wind 5 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A slight chance of snow between 8pm and 11pm. Mostly cloudy, with a low around 20. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Sunday
A 40 percent chance of snow after 11am. Partly sunny, with a high near 40. Calm wind.
Sunday Night
Rain and snow, becoming all rain after 2am. Low around 33. Calm wind. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Rain. High near 49. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain likely. Mostly cloudy, with a low around 38. Chance of precipitation is 70%.
Tuesday
Rain. High near 49. Chance of precipitation is 90%.
Tuesday Night
Rain. Low around 41. Chance of precipitation is 90%.
Wednesday
Rain. High near 49. Chance of precipitation is 90%.
Wednesday Night
Rain. Mostly cloudy, with a low around 40.
Thursday
Rain. Mostly cloudy, with a high near 51.
Thursday Night
Rain likely. Mostly cloudy, with a low around 40.
Friday
A chance of rain. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Snoqualmie Pass WA
 47.37°N 121.24°W (Elev. 2231 ft)
4:20 am PDT Mar 14, 2026
7am PDT Mar 14, 2026-6pm PDT Mar 20, 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