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

11 Miles W Mount St Helens WA

  • Tonight

    Tonight: Showers likely, mainly after 1am. Patchy fog before midnight. Otherwise, cloudy, with a low around 49. Light west northwest wind. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Showers likely, mainly between 11am and 4pm. Mostly cloudy, with a high near 53. West northwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 44. North wind around 6 mph.

    Low: 44 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 60. East wind around 5 mph becoming calm.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. East northeast wind 3 to 8 mph.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely, mainly after 1am. Patchy fog before midnight. Otherwise, cloudy, with a low around 49. Light west northwest wind. Chance of precipitation is 60%.
Saturday
Showers likely, mainly between 11am and 4pm. Mostly cloudy, with a high near 53. West northwest wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 44. North wind around 6 mph.
Sunday
Sunny, with a high near 60. East wind around 5 mph becoming calm.
Sunday Night
Mostly clear, with a low around 47. East northeast wind 3 to 8 mph.
Monday
Sunny, with a high near 64.
Monday Night
Clear, with a low around 51.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 59.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 50.
Thursday
A chance of showers. Partly sunny, with a high near 61.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 48.
Friday
A chance of showers. Partly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Mount St Helens WA
 46.19°N 122.43°W (Elev. 2500 ft)
Last Update:
9:41 pm PDT Oct 3, 2025
Forecast Valid:
9pm PDT Oct 3, 2025-6pm PDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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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