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

9 Miles NNE Mount St Helens WA

  • Tonight

    Tonight: A 40 percent chance of showers between 11pm and 1am. Mostly cloudy, with a low around 43. Light south southwest wind becoming south 5 to 9 mph in the evening.

    Low: 43 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers, mainly after 3pm. High near 54. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Partly Sunny
    then Showers

  • Tuesday Night

    Tuesday Night: Showers, with thunderstorms also possible after 2am. Low around 45. South wind around 14 mph, with gusts as high as 25 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 50. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 50 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 43. South wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 11am. High near 49. Chance of precipitation is 90%.

    High: 49 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers after 11am. Mostly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 40 percent chance of showers between 11pm and 1am. Mostly cloudy, with a low around 43. Light south southwest wind becoming south 5 to 9 mph in the evening.
Tuesday
Showers, mainly after 3pm. High near 54. South wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Showers, with thunderstorms also possible after 2am. Low around 45. South wind around 14 mph, with gusts as high as 25 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 50. South wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers. Low around 43. South wind 7 to 11 mph, with gusts as high as 21 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 49. Chance of precipitation is 90%.
Thursday Night
A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 42.
Friday
A slight chance of showers after 11am. Mostly sunny, with a high near 55.
Friday Night
A chance of showers, mainly after 11pm. Mostly cloudy, with a low around 42.
Saturday
A chance of showers. Partly sunny, with a high near 52.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 40.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Mount St Helens WA
 46.3°N 122.09°W (Elev. 3796 ft)
Last Update:
7:45 pm PDT Sep 29, 2025
Forecast Valid:
8pm 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