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 97%
Wind Speed S 6 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 22 Feb 02:00 PM PST
Extended Forecast for

12 Miles SSW Mossyrock WA

  • Today

    Today: Rain. High near 52. Breezy, with a south southwest wind 11 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%.

    High: 52 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain. Low around 50. South southwest wind 6 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Rain

  • Monday

    Monday: Rain before noon, then showers after noon. High near 58. South southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Rain

  • Monday Night

    Monday Night: A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69. Calm wind.

    High: 69 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after 11am. High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Cloudy, with a low around 44.

    Low: 44 °F

    Showers

  • Thursday

    Thursday: Rain. Cloudy, with a high near 48.

    High: 48 °F

    Rain

Detailed Forecast

Today
Rain. High near 52. Breezy, with a south southwest wind 11 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%.
Tonight
Rain. Low around 50. South southwest wind 6 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain before noon, then showers after noon. High near 58. South southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 30 percent chance of showers before 11pm. Mostly cloudy, with a low around 48. Calm wind.
Tuesday
Mostly sunny, with a high near 69. Calm wind.
Tuesday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 51.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 11am. High near 65. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 44.
Thursday
Rain. Cloudy, with a high near 48.
Thursday Night
Showers. Snow level 3600 feet lowering to 3000 feet after midnight . Cloudy, with a low around 39.
Friday
Showers. Snow level 2900 feet. Cloudy, with a high near 46.
Friday Night
Showers. Snow level 3100 feet lowering to 2400 feet after midnight . Mostly cloudy, with a low around 36.
Saturday
A chance of showers. Snow level 2200 feet rising to 3100 feet in the afternoon. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Mossyrock WA
 46.36°N 122.58°W (Elev. 1184 ft)
Last Update:
10:46 am PDT Mar 23, 2025
Forecast Valid:
11am PDT Mar 23, 2025-6pm PDT Mar 29, 2025
 
Forecast Discussion
 
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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