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 73%
Wind Speed E 0 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 29 Sep 12:00 AM PDT
Extended Forecast for

9 Miles ENE Mount St Helens WA

  • Tonight

    Tonight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 45. Calm wind becoming west northwest around 6 mph after midnight. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly after 1pm. Partly sunny, with a high near 50. Calm wind becoming west northwest 5 to 8 mph in the morning. Chance of precipitation is 60%.

    High: 50 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers before 11pm. Partly cloudy, with a low around 40. North northeast wind around 6 mph.

    Low: 40 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 57. North wind 5 to 7 mph becoming east in the morning.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 41. East wind 6 to 8 mph.

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 45. Calm wind becoming west northwest around 6 mph after midnight. Chance of precipitation is 70%.
Saturday
Showers likely, mainly after 1pm. Partly sunny, with a high near 50. Calm wind becoming west northwest 5 to 8 mph in the morning. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers before 11pm. Partly cloudy, with a low around 40. North northeast wind around 6 mph.
Sunday
Sunny, with a high near 57. North wind 5 to 7 mph becoming east in the morning.
Sunday Night
Clear, with a low around 41. East wind 6 to 8 mph.
Monday
Sunny, with a high near 61.
Monday Night
Clear, with a low around 45.
Tuesday
Sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 57.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 45.
Thursday
A chance of showers. Partly sunny, with a high near 59.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 44.
Friday
A chance of showers. Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Mount St Helens WA
 46.24°N 122.04°W (Elev. 2953 ft)
Last Update:
7:41 pm PDT Oct 3, 2025
Forecast Valid:
8pm PDT Oct 3, 2025-6pm PDT Oct 10, 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