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

4 Miles SSE Mount St Helens WA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 50. West southwest wind 3 to 5 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Rain likely, mainly between 1am and 4am. Increasing clouds, with a low around 43. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance Rain
    then Rain
    Likely

  • Thursday

    Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 53. Calm wind. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Rain Likely

  • Friday

    Friday: Rain. High near 50. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: Rain. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Rain

  • Saturday

    Saturday: Rain. High near 44. Chance of precipitation is 100%.

    High: 44 °F

    Rain

  • Saturday Night

    Saturday Night: Rain. Snow level 5000 feet lowering to 4300 feet after midnight . Cloudy, with a low around 38.

    Low: 38 °F

    Rain

  • Sunday

    Sunday: Rain. Snow level 4400 feet. Cloudy, with a high near 41.

    High: 41 °F

    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 50. West southwest wind 3 to 5 mph.
Tonight
Rain likely, mainly between 1am and 4am. Increasing clouds, with a low around 43. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 53. Calm wind. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 50. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain. Low around 42. Chance of precipitation is 80%.
Saturday
Rain. High near 44. Chance of precipitation is 100%.
Saturday Night
Rain. Snow level 5000 feet lowering to 4300 feet after midnight . Cloudy, with a low around 38.
Sunday
Rain. Snow level 4400 feet. Cloudy, with a high near 41.
Sunday Night
Rain likely. Snow level 4500 feet. Mostly cloudy, with a low around 38.
Columbus Day
Rain likely. Snow level 4300 feet rising to 4900 feet in the afternoon. Partly sunny, with a high near 45.
Monday Night
A chance of rain. Partly cloudy, with a low around 39.
Tuesday
A chance of rain. Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Mount St Helens WA
 46.14°N 122.17°W (Elev. 2710 ft)
Last Update:
12:41 pm PDT Oct 8, 2025
Forecast Valid:
12pm PDT Oct 8, 2025-6pm PDT Oct 14, 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