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 73%
Wind Speed E 0 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 29 Sep 12:00 AM PDT
Extended Forecast for

9 Miles NNE Mount St Helens WA

  • This Afternoon

    This Afternoon: A 50 percent chance of showers. Partly sunny, with a high near 51. North northwest wind around 6 mph.

    High: 51 °F

    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 38. North northwest wind around 6 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 58. East wind 3 to 7 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40. Light northeast wind becoming east 6 to 11 mph in the evening. Winds could gust as high as 20 mph.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 64. East wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45. Breezy.

    Low: 45 °F

    Clear and
    Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 65. Breezy.

    High: 65 °F

    Sunny and
    Breezy then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of rain after 11am. Mostly sunny, with a high near 59.

    High: 59 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 50 percent chance of showers. Partly sunny, with a high near 51. North northwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 38. North northwest wind around 6 mph.
Sunday
Sunny, with a high near 58. East wind 3 to 7 mph.
Sunday Night
Clear, with a low around 40. Light northeast wind becoming east 6 to 11 mph in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 64. East wind 6 to 11 mph, with gusts as high as 18 mph.
Monday Night
Clear, with a low around 45. Breezy.
Tuesday
Sunny, with a high near 65. Breezy.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
A chance of rain after 11am. Mostly sunny, with a high near 59.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Thursday
A chance of rain. Mostly sunny, with a high near 65.
Thursday Night
A chance of rain. Partly cloudy, with a low around 46.
Friday
A chance of rain. Mostly sunny, with a high near 63.
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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:
12:41 pm PDT Oct 4, 2025
Forecast Valid:
12pm PDT Oct 4, 2025-6pm PDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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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