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

11 Miles E Snoqualmie Pass WA

  • Overnight

    Overnight: Mostly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow after 2pm, mixing with rain after 5pm.  Mostly cloudy, with a high near 38. Southeast wind 3 to 5 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow, possibly mixed with rain, becoming all rain after 2am.  Low around 32. Calm wind becoming west around 5 mph after midnight.  Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 32 °F

    Rain/Snow

  • Monday

    Monday: Rain.  High near 47. West wind around 7 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 39. West wind 6 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °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 40. Chance of precipitation is 90%.

    Low: 40 °F

    Rain

  • Wednesday

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

    High: 46 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 18. Calm wind.
Sunday
A chance of snow after 2pm, mixing with rain after 5pm. Mostly cloudy, with a high near 38. Southeast wind 3 to 5 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow, possibly mixed with rain, becoming all rain after 2am. Low around 32. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday
Rain. High near 47. West wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 39. West wind 6 to 9 mph, with gusts as high as 21 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 40. Chance of precipitation is 90%.
Wednesday
Rain. High near 46. Chance of precipitation is 90%.
Wednesday Night
Rain. Low around 40. Chance of precipitation is 90%.
Thursday
Rain. Mostly cloudy, with a high near 48.
Thursday Night
Rain likely. Mostly cloudy, with a low around 39.
Friday
Rain likely. Mostly cloudy, with a high near 51.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 38.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles E Snoqualmie Pass WA
 47.42°N 121.16°W (Elev. 2818 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

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database