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 100%
Wind Speed N 0 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 21 Sep 11:00 AM PDT
Extended Forecast for

16 Miles ENE Mount St Helens WA

  • This Afternoon

    This Afternoon: Increasing clouds, with a high near 53. West northwest wind around 8 mph.

    High: 53 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. North northwest wind 7 to 9 mph.

    Low: 38 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 54. North wind around 6 mph becoming calm in the morning.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. Light and variable wind becoming east 5 to 9 mph after midnight.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 61. East wind 5 to 9 mph becoming calm in the morning.

    High: 61 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Rain Likely

  • Monday

    Monday: Rain before 11am, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 48.

    High: 48 °F

    Showers

Detailed Forecast

This Afternoon
Increasing clouds, with a high near 53. West northwest wind around 8 mph.
Tonight
Mostly cloudy, with a low around 38. North northwest wind 7 to 9 mph.
Friday
Sunny, with a high near 54. North wind around 6 mph becoming calm in the morning.
Friday Night
Partly cloudy, with a low around 45. Light and variable wind becoming east 5 to 9 mph after midnight.
Saturday
Mostly sunny, with a high near 61. East wind 5 to 9 mph becoming calm in the morning.
Saturday Night
Mostly clear, with a low around 49.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 44.
Monday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 48.
Monday Night
Showers likely, mainly before 11pm. Snow level 7200 feet. Mostly cloudy, with a low around 43.
Tuesday
Rain likely. Snow level 7100 feet. Mostly cloudy, with a high near 45.
Tuesday Night
Rain likely. Snow level 7200 feet. Mostly cloudy, with a low around 40.
Wednesday
Rain likely. Snow level 7100 feet. Mostly cloudy, with a high near 44.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles ENE Mount St Helens WA
 46.29°N 121.9°W (Elev. 5312 ft)
Last Update:
1:41 pm PDT Sep 25, 2025
Forecast Valid:
1pm PDT Sep 25, 2025-6pm PDT Oct 1, 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