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

8 Miles W Mount St Helens WA

  • This Afternoon

    This Afternoon: Showers likely, mainly after 5pm. Mostly cloudy, with a high near 47. Calm wind. Chance of precipitation is 60%.

    High: 47 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers. Low around 41. Light south southwest wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Showers

  • Saturday

    Saturday: Showers. High near 43. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Showers

  • Saturday Night

    Saturday Night: Rain. Snow level 6000 feet lowering to 4700 feet after midnight . Low around 39. West southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Sunday

    Sunday: Rain before 8am, then showers after 8am. Snow level 4300 feet. High near 41. West southwest wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 41 °F

    Rain

  • Sunday Night

    Sunday Night: Rain showers before 2am, then rain likely, possibly mixed with snow showers. Snow level 4100 feet lowering to 3600 feet after midnight . Low around 38. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 38 °F

    Showers then
    Rain/Snow
    Likely

  • Columbus Day

    Columbus Day: A chance of rain and snow showers before 11am, then a chance of rain showers. Snow level 3500 feet rising to 5000 feet in the afternoon. Partly sunny, with a high near 47. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely, mainly after 5pm. Mostly cloudy, with a high near 47. Calm wind. Chance of precipitation is 60%.
Tonight
Showers. Low around 41. Light south southwest wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers. High near 43. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain. Snow level 6000 feet lowering to 4700 feet after midnight . Low around 39. West southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain before 8am, then showers after 8am. Snow level 4300 feet. High near 41. West southwest wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain showers before 2am, then rain likely, possibly mixed with snow showers. Snow level 4100 feet lowering to 3600 feet after midnight . Low around 38. Chance of precipitation is 90%. Little or no snow accumulation expected.
Columbus Day
A chance of rain and snow showers before 11am, then a chance of rain showers. Snow level 3500 feet rising to 5000 feet in the afternoon. Partly sunny, with a high near 47. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 44.
Friday
A chance of showers. Partly sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Mount St Helens WA
 46.2°N 122.37°W (Elev. 3205 ft)
Last Update:
4:41 pm PDT Oct 10, 2025
Forecast Valid:
4pm PDT Oct 10, 2025-6pm PDT Oct 17, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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