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

57°F

14°C

Humidity 73%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 29 Sep 12:00 AM PDT
Extended Forecast for

3 Miles NW Mount St Helens WA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 45. South wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 45 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers before 4am, then a slight chance of showers after 5am. Snow level 6400 feet. Mostly cloudy, with a low around 42. South southwest wind 8 to 11 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers, mainly after 1pm. Snow level 6400 feet. Mostly cloudy, with a high near 47. South wind 5 to 10 mph becoming light south southwest in the afternoon. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 41. Light and variable wind.

    Low: 41 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 50. Light and variable wind becoming west northwest around 6 mph in the afternoon.

    High: 50 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 46.

    High: 46 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 45. South wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers before 4am, then a slight chance of showers after 5am. Snow level 6400 feet. Mostly cloudy, with a low around 42. South southwest wind 8 to 11 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 50 percent chance of showers, mainly after 1pm. Snow level 6400 feet. Mostly cloudy, with a high near 47. South wind 5 to 10 mph becoming light south southwest in the afternoon. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 41. Light and variable wind.
Friday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 50. Light and variable wind becoming west northwest around 6 mph in the afternoon.
Friday Night
A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 43.
Saturday
A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 58.
Monday Night
Clear, with a low around 46.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Mount St Helens WA
 46.22°N 122.22°W (Elev. 4341 ft)
Last Update:
3:41 pm PDT Oct 1, 2025
Forecast Valid:
4pm PDT Oct 1, 2025-6pm PDT Oct 8, 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