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Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

Snoqualmie Pass (SNO30)

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

NA

38°F

3°C

Humidity 99%
Wind Speed NA NA MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 38°F (3°C)
Visibility NA
Last update 17 Mar 07:00 AM PDT
Extended Forecast for

4 Miles SSE Snoqualmie Pass WA

  • Today

    Today: Rain. High near 42. Light west wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain

  • Tonight

    Tonight: Rain. Low around 39. Calm wind. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 39 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 43. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 43 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 38. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain

  • Thursday

    Thursday: Rain. High near 45. Light west wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 40. Chance of precipitation is 80%.

    Low: 40 °F

    Rain

  • Friday

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

    High: 46 °F

    Rain

  • Friday Night

    Friday Night: Rain likely before 8pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.

    Low: 30 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 36.

    High: 36 °F

    Chance Snow

Detailed Forecast

Today
Rain. High near 42. Light west wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain. Low around 39. Calm wind. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday
Rain. High near 43. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain. Low around 38. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. High near 45. Light west wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 40. Chance of precipitation is 80%.
Friday
Rain. High near 46. Chance of precipitation is 90%.
Friday Night
Rain likely before 8pm, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 30. Chance of precipitation is 70%.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 36.
Saturday Night
A chance of snow, mainly before 11pm. Partly cloudy, with a low around 24.
Sunday
A chance of rain and snow. Partly sunny, with a high near 39.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 25.
Monday
A chance of snow. Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Snoqualmie Pass WA
 47.37°N 121.36°W (Elev. 3458 ft)
Last Update:
4:20 am PDT Mar 17, 2026
Forecast Valid:
8am PDT Mar 17, 2026-6pm PDT Mar 23, 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