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

8 Miles NNW Mount St Helens WA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 52. South wind around 6 mph. Chance of precipitation is 60%.

    High: 52 °F

    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers between 2am and 5am. Mostly cloudy, with a low around 45. South wind 3 to 6 mph.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before 10am, then a chance of showers after 11am. Mostly cloudy, with a high near 56. Light south wind. Chance of precipitation is 50%.

    High: 56 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 11pm. Patchy fog before 2am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Chance
    Showers then
    Patchy Fog

  • Friday

    Friday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 11pm. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 54.

    High: 54 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Patchy Fog

  • Sunday

    Sunday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 52. South wind around 6 mph. Chance of precipitation is 60%.
Tonight
A 30 percent chance of showers between 2am and 5am. Mostly cloudy, with a low around 45. South wind 3 to 6 mph.
Thursday
A slight chance of showers before 10am, then a chance of showers after 11am. Mostly cloudy, with a high near 56. Light south wind. Chance of precipitation is 50%.
Thursday Night
A 30 percent chance of showers before 11pm. Patchy fog before 2am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 42. Calm wind.
Friday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 57. Calm wind.
Friday Night
A 30 percent chance of showers, mainly before 11pm. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 44.
Saturday
A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 54.
Saturday Night
Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 42.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Mount St Helens WA
 46.3°N 122.27°W (Elev. 2936 ft)
Last Update:
4:41 pm PDT Oct 1, 2025
Forecast Valid:
4pm PDT Oct 1, 2025-6pm PDT Oct 8, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation