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

10 Miles NW Cougar WA

  • Today

    Today: Sunny, with a high near 50. South southwest wind 5 to 7 mph becoming calm in the morning.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 38. Calm wind becoming north around 5 mph after midnight.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 46. West northwest wind around 5 mph becoming calm in the morning.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 42. Southwest wind 3 to 5 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely

  • Friday

    Friday: A 50 percent chance of showers, mainly before 11am. Snow level 6800 feet lowering to 5200 feet. Partly sunny, with a high near 46. West northwest wind around 6 mph.

    High: 46 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain after 11am. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain. Cloudy, with a low around 41.

    Low: 41 °F

    Rain

  • Sunday

    Sunday: Rain. Snow level 5300 feet lowering to 4700 feet in the afternoon . Cloudy, with a high near 43.

    High: 43 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 50. South southwest wind 5 to 7 mph becoming calm in the morning.
Tonight
Mostly clear, with a low around 38. Calm wind becoming north around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 46. West northwest wind around 5 mph becoming calm in the morning.
Thursday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 42. Southwest wind 3 to 5 mph. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers, mainly before 11am. Snow level 6800 feet lowering to 5200 feet. Partly sunny, with a high near 46. West northwest wind around 6 mph.
Friday Night
Partly cloudy, with a low around 39.
Saturday
A 30 percent chance of rain after 11am. Partly sunny, with a high near 51.
Saturday Night
Rain. Cloudy, with a low around 41.
Sunday
Rain. Snow level 5300 feet lowering to 4700 feet in the afternoon . Cloudy, with a high near 43.
Sunday Night
Rain. Snow level 4500 feet. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Snow level 4400 feet. Partly sunny, with a high near 43.
Monday Night
A chance of rain. Snow level 4700 feet. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain. Snow level 4600 feet rising to 5300 feet in the afternoon. Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NW Cougar WA
 46.17°N 122.42°W (Elev. 3281 ft)
Last Update:
8:50 am PDT Oct 15, 2025
Forecast Valid:
8am PDT Oct 15, 2025-6pm PDT Oct 21, 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