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 >

Hazardous Weather Conditions

Current conditions at

Snoqualmie Pass (SNO30)

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

NA

22°F

-6°C

Humidity 93%
Wind Speed NA NA MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 15 Mar 02:00 AM PDT
Extended Forecast for

17 Miles S Stevens Pass WA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 17. Calm wind.

    Low: 17 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow after 2pm.  Mostly cloudy, with a high near 37. Light and variable wind.  New snow accumulation of less than a half inch possible.

    High: 37 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Rain and snow before 2am, then rain between 2am and 5am, then rain, possibly mixed with snow after 5am.  Low around 30. Calm wind becoming southwest around 5 mph after midnight.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 30 °F

    Rain/Snow

  • Monday

    Monday: Rain, possibly mixed with snow, becoming all rain after 8am.  High near 46. West wind around 7 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    then Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 38. West wind 7 to 10 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 47. Chance of precipitation is 90%.

    High: 47 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 39. Chance of precipitation is 90%.

    Low: 39 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 46. Chance of precipitation is 90%.

    High: 46 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 39. Chance of precipitation is 90%.

    Low: 39 °F

    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 17. Calm wind.
Sunday
A 50 percent chance of snow after 2pm. Mostly cloudy, with a high near 37. Light and variable wind. New snow accumulation of less than a half inch possible.
Sunday Night
Rain and snow before 2am, then rain between 2am and 5am, then rain, possibly mixed with snow after 5am. Low around 30. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Monday
Rain, possibly mixed with snow, becoming all rain after 8am. High near 46. West wind around 7 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 38. West wind 7 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 47. Chance of precipitation is 90%.
Tuesday Night
Rain. Low around 39. Chance of precipitation is 90%.
Wednesday
Rain. High near 46. Chance of precipitation is 90%.
Wednesday Night
Rain. Low around 39. Chance of precipitation is 90%.
Thursday
Rain. Mostly cloudy, with a high near 48.
Thursday Night
Rain. Mostly cloudy, with a low around 38.
Friday
Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 51.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 36.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles S Stevens Pass WA
 47.52°N 121.06°W (Elev. 4419 ft)
2:30 am PDT Mar 15, 2026
2am PDT Mar 15, 2026-6pm PDT Mar 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database