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

N/A

Humidity 84%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 30 Aug 07:00 PM PDT
Extended Forecast for

8 Miles NNW Mount St Helens WA

  • This Afternoon

    This Afternoon: A 30 percent chance of rain, mainly between 1pm and 2pm. Partly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Chance Rain

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after 11am. Mostly cloudy, with a high near 66. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 53. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 58. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 11pm. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 11am. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of rain, mainly between 1pm and 2pm. Partly sunny, with a high near 63. Calm wind.
Tonight
Mostly cloudy, with a low around 52. Calm wind.
Monday
A 40 percent chance of showers after 11am. Mostly cloudy, with a high near 66. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 53. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 58. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 52.
Wednesday
A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 63.
Wednesday Night
A slight chance of showers before 11pm. Mostly cloudy, with a low around 52.
Thursday
A chance of showers after 11am. Partly sunny, with a high near 65.
Thursday Night
A chance of showers before 11pm. Mostly cloudy, with a low around 53.
Friday
A slight chance of showers. Partly sunny, with a high near 66.
Friday Night
A chance of showers. Mostly cloudy, with a low around 53.
Saturday
A chance of showers. Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNW Mount St Helens WA
 46.3°N 122.27°W (Elev. 2936 ft)
Last Update:
11:45 am PDT Sep 7, 2025
Forecast Valid:
12pm PDT Sep 7, 2025-6pm PDT Sep 13, 2025
 
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Additional Resources

Radar & Satellite Image

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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