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

6 Miles NNW Mount St Helens WA

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 45. South southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 11am. High near 52. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 52 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 44. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers

  • Thursday

    Thursday: Showers. High near 53. South southwest wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers before 11pm. Mostly cloudy, with a low around 43. Light south wind.

    Low: 43 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 11am. Partly sunny, with a high near 56.

    High: 56 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers. Mostly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Low around 45. South southwest wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers, with thunderstorms also possible after 11am. High near 52. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers. Low around 44. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers. High near 53. South southwest wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 50 percent chance of showers before 11pm. Mostly cloudy, with a low around 43. Light south wind.
Friday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 56.
Friday Night
A 30 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 44.
Saturday
A slight chance of showers. Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Mount St Helens WA
 46.29°N 122.21°W (Elev. 2969 ft)
Last Update:
6:41 pm PDT Sep 30, 2025
Forecast Valid:
6pm PDT Sep 30, 2025-6pm PDT Oct 7, 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