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

  • This Afternoon

    This Afternoon: A slight chance of showers between 3pm and 5pm. Mostly sunny, with a high near 56. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 20%.

    High: 56 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 48. Calm wind. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 52. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 52 °F

    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers before 11pm. Mostly cloudy, with a low around 45. Northwest wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59. Northeast wind around 5 mph becoming calm in the morning.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers between 3pm and 5pm. Mostly sunny, with a high near 56. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 20%.
Tonight
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 48. Calm wind. Chance of precipitation is 70%.
Saturday
Showers. High near 52. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 80%.
Saturday Night
A 50 percent chance of showers before 11pm. Mostly cloudy, with a low around 45. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 59. Northeast wind around 5 mph becoming calm in the morning.
Sunday Night
Clear, with a low around 46.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
A chance of showers. Partly sunny, with a high near 59.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 47.
Thursday
A chance of showers. Partly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Mount St Helens WA
 46.19°N 122.43°W (Elev. 2500 ft)
Last Update:
11:41 am PDT Oct 3, 2025
Forecast Valid:
12pm PDT Oct 3, 2025-6pm PDT Oct 9, 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