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

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. Calm wind.

    High: 73 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 67. Calm wind.

    High: 67 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 67. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 59. Chance of precipitation is 80%.

    High: 59 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, mainly after 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 73. Calm wind.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 50%.
Sunday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 67. Calm wind.
Sunday Night
Mostly cloudy, with a low around 53. Calm wind.
Monday
A chance of showers between 11am and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 67. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 80%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 59. Chance of precipitation is 80%.
Tuesday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 53.
Wednesday
A chance of showers, mainly after 11am. Mostly cloudy, with a high near 63.
Wednesday Night
A chance of showers before 11pm. Mostly cloudy, with a low around 53.
Thursday
A slight chance of showers. Mostly sunny, with a high near 69.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 54.
Friday
A slight chance of showers. Partly sunny, with a high near 71.
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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:
3:21 pm PDT Sep 6, 2025
Forecast Valid:
3pm PDT Sep 6, 2025-6pm PDT Sep 12, 2025
 
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