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

6 Miles NNW Mount St Helens WA

  • Overnight

    Overnight: A 50 percent chance of showers. Mostly cloudy, with a steady temperature around 43. Calm wind.

    Low: 43 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before 10am. Snow level 7100 feet lowering to 4800 feet in the afternoon . Cloudy through mid morning, then gradual clearing, with a high near 49. West northwest wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Showers
    Likely then
    Mostly Sunny

  • Friday Night

    Friday Night: Areas of frost after 4am. Otherwise, partly cloudy, with a low around 35. Light and variable wind.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Saturday

    Saturday: A 20 percent chance of rain after 11am. Increasing clouds, with a high near 54. East southeast wind around 5 mph becoming calm in the morning.

    High: 54 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Rain. Low around 41. Light south wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 41 °F

    Rain

  • Sunday

    Sunday: Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 45. Chance of precipitation is 100%.

    High: 45 °F

    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 11pm. Snow level 4900 feet. Low around 38. Chance of precipitation is 80%.

    Low: 38 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly before 11am. Snow level 4600 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 51.

    High: 51 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers after 11pm. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
A 50 percent chance of showers. Mostly cloudy, with a steady temperature around 43. Calm wind.
Friday
Showers likely, mainly before 10am. Snow level 7100 feet lowering to 4800 feet in the afternoon . Cloudy through mid morning, then gradual clearing, with a high near 49. West northwest wind 3 to 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Areas of frost after 4am. Otherwise, partly cloudy, with a low around 35. Light and variable wind.
Saturday
A 20 percent chance of rain after 11am. Increasing clouds, with a high near 54. East southeast wind around 5 mph becoming calm in the morning.
Saturday Night
Rain. Low around 41. Light south wind increasing to 9 to 14 mph in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday
Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 45. Chance of precipitation is 100%.
Sunday Night
Showers, mainly before 11pm. Snow level 4900 feet. Low around 38. Chance of precipitation is 80%.
Monday
A chance of showers, mainly before 11am. Snow level 4600 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 51.
Monday Night
A slight chance of showers after 11pm. Mostly cloudy, with a low around 39.
Tuesday
A chance of showers. Partly sunny, with a high near 50.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain. Mostly cloudy, with a high near 52.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 43.
Thursday
Rain likely. Mostly cloudy, with a high near 52.
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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:
4:46 am PDT Oct 17, 2025
Forecast Valid:
5am PDT Oct 17, 2025-6pm PDT Oct 23, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation