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

6 Miles N Cougar WA

  • This Afternoon

    This Afternoon: A slight chance of showers between 3pm and 5pm. Mostly sunny, with a high near 59. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 10pm. Increasing clouds, with a low around 48. Light north northwest wind. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 55. Calm wind becoming west northwest around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 55 °F

    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers before 11pm. Partly 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 63. Light east northeast wind.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers between 3pm and 5pm. Mostly sunny, with a high near 59. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.
Tonight
Showers likely, mainly after 10pm. Increasing clouds, with a low around 48. Light north northwest wind. Chance of precipitation is 70%.
Saturday
Showers. High near 55. 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. Partly cloudy, with a low around 45. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 63. Light east northeast wind.
Sunday Night
Clear, with a low around 47.
Monday
Sunny, with a high near 67.
Monday Night
Clear, with a low around 50.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
A chance of showers. Partly sunny, with a high near 63.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 48.
Thursday
A chance of showers. Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Cougar WA
 46.14°N 122.32°W (Elev. 1998 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