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

11 Miles NE Mount St Helens WA

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before midnight. Snow level 6900 feet lowering to 5900 feet. Mostly cloudy, with a steady temperature around 46. South wind 6 to 9 mph.

    Low: 46 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers, mainly after 3pm. Snow level 5800 feet rising to 6900 feet in the afternoon. High near 52. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Mostly Sunny
    then Showers

  • Tuesday Night

    Tuesday Night: Showers, with thunderstorms also possible after 2am. Low around 45. South wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 45 °F

    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 2pm. High near 47. South wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 47 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 44. South wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 11am. High near 47. Chance of precipitation is 90%.

    High: 47 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers. Mostly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Showers

  • Friday Night

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

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before midnight. Snow level 6900 feet lowering to 5900 feet. Mostly cloudy, with a steady temperature around 46. South wind 6 to 9 mph.
Tuesday
Showers, mainly after 3pm. Snow level 5800 feet rising to 6900 feet in the afternoon. High near 52. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers, with thunderstorms also possible after 2am. Low around 45. South wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers, with thunderstorms also possible after 2pm. High near 47. South wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers. Low around 44. South wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers, with thunderstorms also possible after 11am. High near 47. Chance of precipitation is 90%.
Thursday Night
A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 43.
Friday
A slight chance of showers. Mostly sunny, with a high near 53.
Friday Night
A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 43.
Saturday
A chance of showers. Partly sunny, with a high near 50.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NE Mount St Helens WA
 46.31°N 122.03°W (Elev. 3927 ft)
Last Update:
11:46 pm PDT Sep 29, 2025
Forecast Valid:
11pm PDT Sep 29, 2025-6pm PDT Oct 6, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation