National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Mt. St. Helens - Coldwater (MSH33)

Lat: 46.30333°NLon: 122.26503°WElev: 3260.0ft.

NA

N/A

Humidity 84%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 30 Aug 07:00 PM PDT
Extended Forecast for

8 Miles NNW Mount St Helens WA

  • Tonight

    Tonight: A chance of rain and thunderstorms, then rain likely after 3am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 54. Calm wind. Chance of precipitation is 70%.

    Low: 54 °F

    Rain Likely
    and Patchy
    Fog

  • Tuesday

    Tuesday: A chance of rain and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a chance of rain and thunderstorms after 5pm. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 64. Calm wind. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely and
    Areas Fog

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 8pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Chance Rain
    and Patchy
    Fog then
    Patchy Fog

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: A slight chance of rain after 11am. Partly sunny, with a high near 68.

    High: 68 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain and thunderstorms, then rain likely after 3am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 54. Calm wind. Chance of precipitation is 70%.
Tuesday
A chance of rain and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a chance of rain and thunderstorms after 5pm. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 64. Calm wind. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of rain, mainly before 8pm. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 53. Calm wind.
Wednesday
A 40 percent chance of rain, mainly after 11am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 65. Calm wind.
Wednesday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 53. Calm wind.
Thursday
A 30 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 63.
Thursday Night
A 30 percent chance of rain before 11pm. Mostly cloudy, with a low around 52.
Friday
A slight chance of rain after 11am. Partly sunny, with a high near 68.
Friday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 54.
Saturday
A slight chance of rain after 11am. Mostly sunny, with a high near 71.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 54.
Sunday
A chance of rain. Mostly cloudy, with a high near 64.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 53.
Monday
A chance of rain. Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Mount St Helens WA
 46.28°N 122.27°W (Elev. 2470 ft)
Last Update:
5:46 pm PDT Sep 8, 2025
Forecast Valid:
6pm PDT Sep 8, 2025-6pm PDT Sep 15, 2025
 
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Additional Resources

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Chance of Precipitation