NWS Forecast for: Mount St Helens WA
Issued by: National Weather Service Portland, OR
Last Update: 8:01 am PDT May 16, 2021
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  • Today

    Today: Sunny, with a high near 12. North northwest wind 6 to 11 km/h becoming light.

    Sunny




    High: 12 °C

  • Tonight

    Tonight: Mostly clear, with a low around 4. Northwest wind 14 to 18 km/h.

    Mostly Clear




    Low: 4 °C

  • Monday

    Monday: Partly sunny, with a high near 7. West southwest wind 14 to 18 km/h.

    Partly Sunny




    High: 7 °C

  • Monday
    Night

    Monday Night: A chance of rain showers before 11pm, then snow showers likely.  Cloudy, with a low around 0. Breezy, with a west southwest wind 23 to 26 km/h, with gusts as high as 45 km/h.  Chance of precipitation is 70%. New snow accumulation of less than a half centimeter possible.

    Breezy.
    Rain/Snow
    Likely then
    Snow Showers
    Likely

    Low: 0 °C

  • Tuesday

    Tuesday: Snow showers likely.  Cloudy, with a high near 1. Breezy, with a west wind 16 to 24 km/h, with gusts as high as 40 km/h.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 centimeters possible.

    Snow Showers
    Likely and
    Breezy


    High: 1 °C

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of snow showers, mainly before 11pm.  Cloudy, with a low around -3. New snow accumulation of less than one centimeter possible.

    Chance Snow
    Showers



    Low: -3 °C

  • Wednesday

    Wednesday: Snow showers likely, mainly after 11am.  Mostly cloudy, with a high near 2. Chance of precipitation is 60%. New snow accumulation of 2 to 4 centimeters possible.

    Snow Showers
    Likely



    High: 2 °C

  • Wednesday
    Night

    Wednesday Night: A slight chance of snow showers before 11pm.  Mostly cloudy, with a low around -3.

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

    Low: -3 °C

  • Thursday

    Thursday: A chance of snow showers after 11am.  Mostly cloudy, with a high near 2.

    Chance Snow
    Showers



    High: 2 °C

  • Today: Sunny, with a high near 12. North northwest wind 6 to 11 km/h becoming light.

    Tonight: Mostly clear, with a low around 4. Northwest wind 14 to 18 km/h.

    Monday: Partly sunny, with a high near 7. West southwest wind 14 to 18 km/h.

    Monday Night: A chance of rain showers before 11pm, then snow showers likely. Cloudy, with a low around 0. Breezy, with a west southwest wind 23 to 26 km/h, with gusts as high as 45 km/h. Chance of precipitation is 70%. New snow accumulation of less than a half centimeter possible.

    Tuesday: Snow showers likely. Cloudy, with a high near 1. Breezy, with a west wind 16 to 24 km/h, with gusts as high as 40 km/h. Chance of precipitation is 70%. New snow accumulation of 1 to 3 centimeters possible.

    Tuesday Night: A 40 percent chance of snow showers, mainly before 11pm. Cloudy, with a low around -3. New snow accumulation of less than one centimeter possible.

    Wednesday: Snow showers likely, mainly after 11am. Mostly cloudy, with a high near 2. Chance of precipitation is 60%. New snow accumulation of 2 to 4 centimeters possible.

    Wednesday Night: A slight chance of snow showers before 11pm. Mostly cloudy, with a low around -3.

    Thursday: A chance of snow showers after 11am. Mostly cloudy, with a high near 2.

    Thursday Night: A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around -2.

    Friday: A chance of snow showers. Mostly cloudy, with a high near 3.

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around -1.

    Saturday: A chance of snow showers. Mostly cloudy, with a high near 6.



    Mount St Helens WA
     46.18°N 122.18°W (Elev. 1891 m)

    Visit your local NWS office at: https://www.weather.gov/pqr