7-Day Forecast 46.3°N 122.27°W (Text-Only)
NWS Forecast for: 8 Miles NNW Mount St Helens WA
Issued by: National Weather Service Portland, OR
Last Update: 4:41 pm PDT Apr 14, 2026
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  • This
    Afternoon

    This Afternoon: Rain, possibly mixed with snow.  Snow level 3800 feet. High near 40. South southwest wind around 10 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow




  • Tonight

    Tonight: Rain, possibly mixed with snow, becoming all snow after midnight. The snow could be heavy at times.  Snow level 4100 feet lowering to 2900 feet after midnight . Low around 27. South southwest wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 27 °F

    Rain/Snow
    then Heavy
    Snow


  • Wednesday

    Wednesday: Snow showers. The snow could be heavy at times. Some thunder is also possible.  High near 36. Light west northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 22 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 36 °F

    Heavy Snow




  • Wednesday
    Night

    Wednesday Night: Snow showers, mainly before 11pm. Some thunder is also possible.  Patchy fog after 4am. Low around 26. West wind around 6 mph becoming calm  in the evening. Winds could gust as high as 18 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Snow Showers
    then Chance
    Snow Showers
    and Patchy
    Fog

  • Thursday

    Thursday: A chance of snow showers before 2pm, then a chance of rain and snow showers.  Partly sunny, with a high near 42. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 42 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Thursday
    Night

    Thursday Night: A chance of rain and snow showers before 11pm.  Mostly cloudy, with a low around 29. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 29 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny




  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy




  • Saturday

    Saturday: A chance of rain after 11am.  Snow level 3700 feet rising to 5000 feet in the afternoon. Partly sunny, with a high near 55.

    High: 55 °F

    Chance Rain






  • This Afternoon: Rain, possibly mixed with snow. Snow level 3800 feet. High near 40. South southwest wind around 10 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Tonight: Rain, possibly mixed with snow, becoming all snow after midnight. The snow could be heavy at times. Snow level 4100 feet lowering to 2900 feet after midnight . Low around 27. South southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Wednesday: Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 36. Light west northwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Wednesday Night: Snow showers, mainly before 11pm. Some thunder is also possible. Patchy fog after 4am. Low around 26. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Thursday: A chance of snow showers before 2pm, then a chance of rain and snow showers. Partly sunny, with a high near 42. Calm wind becoming west 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Thursday Night: A chance of rain and snow showers before 11pm. Mostly cloudy, with a low around 29. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Friday: Partly sunny, with a high near 46.

    Friday Night: Mostly cloudy, with a low around 34.

    Saturday: A chance of rain after 11am. Snow level 3700 feet rising to 5000 feet in the afternoon. Partly sunny, with a high near 55.

    Saturday Night: Rain likely. Mostly cloudy, with a low around 41.

    Sunday: Rain likely. Mostly cloudy, with a high near 53.

    Sunday Night: Rain and snow likely. Snow level 5100 feet. Mostly cloudy, with a low around 38.

    Monday: Rain and snow likely. Snow level 4800 feet. Mostly cloudy, with a high near 51.

    Monday Night: A chance of rain and snow. Snow level 5200 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 38.

    Tuesday: A chance of rain and snow. Snow level 4500 feet. Mostly cloudy, with a high near 49.



    8 Miles NNW Mount St Helens WA
     46.3°N 122.27°W (Elev. 2936 ft)

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