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

48°F

9°C

Humidity 95%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 17 Sep 12:00 AM PDT
Extended Forecast for

Mount St Helens WA

  • Overnight

    Overnight: Mostly clear, with a low around 42. North northwest wind around 6 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Showers, mainly after 5pm. High near 44. West wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Mostly Sunny
    then Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 42. Calm wind becoming west northwest around 6 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 47. Northwest wind around 6 mph.

    High: 47 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. North wind 5 to 7 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Friday Night

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

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 42. North northwest wind around 6 mph.
Tuesday
Showers, mainly after 5pm. High near 44. West wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 42. Calm wind becoming west northwest around 6 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 47. Northwest wind around 6 mph.
Wednesday Night
Partly cloudy, with a low around 42. North wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 39.
Saturday
A chance of showers after 11am. Partly sunny, with a high near 45.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 42.
Sunday
A chance of showers. Partly sunny, with a high near 46.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 43.
Monday
A chance of showers. Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.18°N 122.18°W (Elev. 6204 ft)
Last Update:
12:41 am PDT Sep 17, 2024
Forecast Valid:
12am PDT Sep 17, 2024-6pm PDT Sep 23, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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