7-Day Forecast 46.18°N 122.18°W (Text-Only)
NWS Forecast for: Mount St Helens WA
Issued by: National Weather Service Portland, OR
Last Update: 10:44 pm PDT Jun 12, 2024
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  • Tonight

    Tonight: Mostly clear, with a low around 36. Northwest wind 9 to 11 mph.

    Low: 36 °F

    Mostly Clear



  • Thursday

    Thursday: Sunny, with a high near 51. Northwest wind 6 to 14 mph becoming south in the morning. Winds could gust as high as 20 mph.

    High: 51 °F

    Sunny



  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 31. Blustery, with a west northwest wind 10 to 17 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Friday

    Friday: A chance of snow showers between 11am and 5pm, then a chance of rain showers after 5pm.  Increasing clouds, with a high near 41. West wind 8 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 41 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Friday
    Night

    Friday Night: A chance of rain showers before 8pm, then snow showers likely.  Mostly cloudy, with a low around 30. West wind 11 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Saturday

    Saturday: Snow showers. Some thunder is also possible.  High near 33. Breezy.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 33 °F

    Snow Showers
    and Breezy


  • Saturday
    Night

    Saturday Night: Snow showers likely, mainly before 11pm. Some thunder is also possible.  Mostly cloudy, with a low around 31. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Snow Showers
    Likely then
    Slight Chance
    Snow Showers

  • Sunday

    Sunday: Snow showers likely, mainly after 11am. Some thunder is also possible.  Partly sunny, with a high near 37.

    High: 37 °F

    Snow Showers
    Likely


  • Sunday
    Night

    Sunday Night: A chance of snow showers, mainly before 11pm. Some thunder is also possible.  Mostly cloudy, with a low around 33. Breezy.

    Low: 33 °F

    Chance Snow
    Showers and
    Breezy

  • Tonight: Mostly clear, with a low around 36. Northwest wind 9 to 11 mph.

    Thursday: Sunny, with a high near 51. Northwest wind 6 to 14 mph becoming south in the morning. Winds could gust as high as 20 mph.

    Thursday Night: Partly cloudy, with a low around 31. Blustery, with a west northwest wind 10 to 17 mph, with gusts as high as 23 mph.

    Friday: A chance of snow showers between 11am and 5pm, then a chance of rain showers after 5pm. Increasing clouds, with a high near 41. West wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Friday Night: A chance of rain showers before 8pm, then snow showers likely. Mostly cloudy, with a low around 30. West wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Saturday: Snow showers. Some thunder is also possible. High near 33. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Saturday Night: Snow showers likely, mainly before 11pm. Some thunder is also possible. Mostly cloudy, with a low around 31. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Sunday: Snow showers likely, mainly after 11am. Some thunder is also possible. Partly sunny, with a high near 37.

    Sunday Night: A chance of snow showers, mainly before 11pm. Some thunder is also possible. Mostly cloudy, with a low around 33. Breezy.

    Monday: A chance of snow showers before 2pm, then a chance of rain and snow showers. Partly sunny, with a high near 41.

    Monday Night: A chance of rain and snow showers. Snow level 6800 feet. Partly cloudy, with a low around 35.

    Tuesday: A chance of rain and snow showers. Snow level 6500 feet rising to 7300 feet in the afternoon. Partly sunny, with a high near 50.

    Tuesday Night: A chance of showers. Snow level 7700 feet. Mostly cloudy, with a low around 40.

    Juneteenth: A chance of showers. Snow level 7600 feet rising to 8200 feet in the afternoon. Partly sunny, with a high near 49.



    Mount St Helens WA
     46.18°N 122.18°W (Elev. 6204 ft)

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