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 88%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 19 Sep 09:00 PM PDT
Extended Forecast for

4 Miles WSW Mount St Helens WA

  • Today

    Today: Sunny, with a high near 66. Southwest wind 3 to 6 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Rain, mainly after 4am. Low around 49. Calm wind becoming south southeast 5 to 7 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Partly Cloudy
    then Rain

  • Sunday

    Sunday: Rain, mainly before 10am. High near 52. South wind around 7 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 52 °F

    Rain then
    Rain Likely

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. West northwest wind 5 to 7 mph becoming light and variable in the evening.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. Northeast wind around 6 mph becoming calm in the morning.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 66. Southwest wind 3 to 6 mph.
Tonight
Rain, mainly after 4am. Low around 49. Calm wind becoming south southeast 5 to 7 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain, mainly before 10am. High near 52. South wind around 7 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Mostly clear, with a low around 43. West northwest wind 5 to 7 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 64. Northeast wind around 6 mph becoming calm in the morning.
Monday Night
Clear, with a low around 52.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 50.
Friday
A slight chance of rain. Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mount St Helens WA
 46.17°N 122.27°W (Elev. 3166 ft)
Last Update:
10:41 am PDT Sep 20, 2025
Forecast Valid:
11am PDT Sep 20, 2025-6pm PDT Sep 26, 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