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Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

Snoqualmie Pass (SNO30)

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

NA

41°F

5°C

Humidity 97%
Wind Speed NA NA MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 40°F (4°C)
Visibility NA
Last update 18 Mar 09:00 PM PDT
Extended Forecast for

Snoqualmie Pass WA

  • Tonight

    Tonight: Rain. Patchy fog. Low around 40. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain. Areas of fog before 2pm. High near 46. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain and
    Areas Fog

  • Thursday Night

    Thursday Night: Rain. Patchy fog. Low around 43. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: Rain. High near 46. Light west wind. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 46 °F

    Rain

  • Friday Night

    Friday Night: Rain before 11pm, then a chance of rain and snow. Low around 30. Calm wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Partly sunny, with a high near 38. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm. Mostly clear, with a low around 25.

    Low: 25 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Sunday

    Sunday: A slight chance of snow before 2pm, then a slight chance of rain and snow between 2pm and 5pm, then a slight chance of rain after 5pm. Mostly sunny, with a high near 42. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A slight chance of rain, mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Rain. Patchy fog. Low around 40. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. Areas of fog before 2pm. High near 46. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Patchy fog. Low around 43. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 46. Light west wind. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Friday Night
Rain before 11pm, then a chance of rain and snow. Low around 30. Calm wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 38. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Mostly clear, with a low around 25.
Sunday
A slight chance of snow before 2pm, then a slight chance of rain and snow between 2pm and 5pm, then a slight chance of rain after 5pm. Mostly sunny, with a high near 42. Chance of precipitation is 20%.
Sunday Night
A slight chance of rain, mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Monday
A slight chance of snow before 11am, then a chance of rain and snow between 11am and 2pm, then a chance of rain after 2pm. Mostly cloudy, with a high near 47.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 35.
Tuesday
Rain, possibly mixed with snow. Mostly cloudy, with a high near 41.
Tuesday Night
Rain and snow. Mostly cloudy, with a low around 31.
Wednesday
Rain and snow. Mostly cloudy, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.41°N 121.41°W (Elev. 2812 ft)
Last Update:
10:01 pm PDT Mar 18, 2026
Forecast Valid:
10pm PDT Mar 18, 2026-6pm PDT Mar 25, 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