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 E Mount St Helens WA

  • Today

    Today: Showers, mainly after 4pm. High near 53. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Partly Sunny
    then Showers

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 2am. Steady temperature around 47. Breezy, with a south wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 47 °F

    Showers and
    Breezy

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 2pm. High near 47. South wind 7 to 11 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 45. South wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 11am. High near 48. South wind 5 to 10 mph becoming light south southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 48 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after 11am. Mostly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Saturday

    Saturday: A slight chance of rain before 11am. Partly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain then
    Mostly Sunny

Detailed Forecast

Today
Showers, mainly after 4pm. High near 53. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers, with thunderstorms also possible after 2am. Steady temperature around 47. Breezy, with a south wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
Showers, with thunderstorms also possible after 2pm. High near 47. South wind 7 to 11 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers. Low around 45. South wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers, with thunderstorms also possible after 11am. High near 48. South wind 5 to 10 mph becoming light south southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Friday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 53.
Friday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 45.
Saturday
A slight chance of rain before 11am. Partly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Mount St Helens WA
 46.19°N 122.12°W (Elev. 3668 ft)
Last Update:
9:20 am PDT Sep 30, 2025
Forecast Valid:
9am PDT Sep 30, 2025-6pm PDT Oct 6, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation