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 84%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update 30 Aug 07:00 PM PDT
Extended Forecast for

6 Miles NNW Mount St Helens WA

  • Overnight

    Overnight: A 30 percent chance of showers, mainly between 4am and 5am. Cloudy, with a steady temperature around 58. Calm wind.

    Low: 58 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers after 1pm. Widespread haze before 4pm. Areas of smoke between noon and 2pm. Mostly cloudy, with a high near 63. Calm wind becoming west around 5 mph in the afternoon.

    High: 63 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers after 11am. Mostly cloudy, with a high near 65. Calm wind becoming west around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 52. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 52 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 57. Chance of precipitation is 80%.

    High: 57 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 11am. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 11pm. Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly between 4am and 5am. Cloudy, with a steady temperature around 58. Calm wind.
Sunday
A 30 percent chance of showers after 1pm. Widespread haze before 4pm. Areas of smoke between noon and 2pm. Mostly cloudy, with a high near 63. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 51. Calm wind.
Monday
A 40 percent chance of showers after 11am. Mostly cloudy, with a high near 65. Calm wind becoming west around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Low around 52. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 57. Chance of precipitation is 80%.
Tuesday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Wednesday
A chance of showers after 11am. Mostly cloudy, with a high near 62.
Wednesday Night
A chance of showers before 11pm. Mostly cloudy, with a low around 51.
Thursday
A chance of showers after 11am. Partly sunny, with a high near 65.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 52.
Friday
A slight chance of showers. Partly sunny, with a high near 65.
Friday Night
A chance of showers. Mostly cloudy, with a low around 52.
Saturday
A chance of showers. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Mount St Helens WA
 46.29°N 122.21°W (Elev. 2969 ft)
Last Update:
2:46 am PDT Sep 7, 2025
Forecast Valid:
3am PDT Sep 7, 2025-6pm PDT Sep 13, 2025
 
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