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

3 Miles E Mount St Helens WA

  • Today

    Today: Sunny, with a high near 50. North northwest wind 5 to 8 mph becoming calm in the morning.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 39. Calm wind becoming north northwest 5 to 8 mph in the evening.

    Low: 39 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53. East southeast wind around 6 mph becoming calm in the morning.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 48. Calm wind.

    High: 48 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers, mainly before 11am. Partly sunny, with a high near 47.

    High: 47 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain, mainly after 11am. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 50. North northwest wind 5 to 8 mph becoming calm in the morning.
Tonight
Clear, with a low around 39. Calm wind becoming north northwest 5 to 8 mph in the evening.
Wednesday
Sunny, with a high near 53. East southeast wind around 6 mph becoming calm in the morning.
Wednesday Night
Mostly clear, with a low around 38. Calm wind.
Thursday
Sunny, with a high near 48. Calm wind.
Thursday Night
A 40 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 43.
Friday
A 40 percent chance of showers, mainly before 11am. Partly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 40.
Saturday
A chance of rain, mainly after 11am. Partly sunny, with a high near 51.
Saturday Night
Rain. Mostly cloudy, with a low around 38.
Sunday
Showers. Snow level 5800 feet lowering to 4800 feet in the afternoon . Cloudy, with a high near 41.
Sunday Night
Rain and snow showers. Snow level 4400 feet. Mostly cloudy, with a low around 37.
Monday
Rain and snow showers likely. Snow level 4200 feet. Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Mount St Helens WA
 46.19°N 122.12°W (Elev. 3668 ft)
Last Update:
4:45 am PDT Oct 14, 2025
Forecast Valid:
4am PDT Oct 14, 2025-6pm PDT Oct 20, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation