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

17 Miles ENE Mount St Helens WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 49. Northwest wind around 6 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers likely, mainly between 1am and 4am. Mostly cloudy, with a low around 41. Northwest wind 6 to 8 mph. Chance of precipitation is 70%.

    Low: 41 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 45. Northwest wind 6 to 8 mph. Chance of precipitation is 80%.

    High: 45 °F

    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers before 11pm. Snow level 6900 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 37. Northwest wind around 6 mph becoming north northeast after midnight.

    Low: 37 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 52. East northeast wind 3 to 7 mph.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 49. Northwest wind around 6 mph.
Tonight
Showers likely, mainly between 1am and 4am. Mostly cloudy, with a low around 41. Northwest wind 6 to 8 mph. Chance of precipitation is 70%.
Saturday
Showers. High near 45. Northwest wind 6 to 8 mph. Chance of precipitation is 80%.
Saturday Night
A 50 percent chance of showers before 11pm. Snow level 6900 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 37. Northwest wind around 6 mph becoming north northeast after midnight.
Sunday
Sunny, with a high near 52. East northeast wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 56.
Monday Night
Clear, with a low around 41.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
A chance of rain and snow showers. Snow level 6600 feet. Partly sunny, with a high near 53.
Wednesday Night
A chance of rain and snow showers. Snow level 6700 feet. Mostly cloudy, with a low around 40.
Thursday
A chance of rain and snow showers. Snow level 6800 feet. Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles ENE Mount St Helens WA
 46.27°N 121.86°W (Elev. 4833 ft)
Last Update:
12:41 pm PDT Oct 3, 2025
Forecast Valid:
1pm PDT Oct 3, 2025-6pm PDT Oct 9, 2025
 
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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