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

57°F

14°C

Humidity 73%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 29 Sep 12:00 AM PDT
Extended Forecast for

3 Miles NNE Mount St Helens WA

  • Tonight

    Tonight: A chance of showers before 4am, then a slight chance of showers after 5am. Snow level 6300 feet. Mostly cloudy, with a low around 42. Breezy, with a south wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: A chance of rain showers before 4pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 49. South wind 5 to 11 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 49 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 41. Calm wind becoming north northeast around 5 mph after midnight.

    Low: 41 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 51. North wind around 6 mph becoming light and variable.

    High: 51 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 44. West northwest wind 7 to 9 mph.

    Low: 44 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 49.

    High: 49 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 43. Breezy.

    Low: 43 °F

    Clear then
    Clear and
    Breezy

Detailed Forecast

Tonight
A chance of showers before 4am, then a slight chance of showers after 5am. Snow level 6300 feet. Mostly cloudy, with a low around 42. Breezy, with a south wind around 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of rain showers before 4pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 49. South wind 5 to 11 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday Night
A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 41. Calm wind becoming north northeast around 5 mph after midnight.
Friday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 51. North wind around 6 mph becoming light and variable.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 44. West northwest wind 7 to 9 mph.
Saturday
A 30 percent chance of showers, mainly after 11am. Partly sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Sunny, with a high near 56.
Sunday Night
Clear, with a low around 43. Breezy.
Monday
Sunny, with a high near 59. Breezy.
Monday Night
Clear, with a low around 46. Breezy.
Tuesday
Sunny, with a high near 61. Breezy.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Mount St Helens WA
 46.23°N 122.16°W (Elev. 4222 ft)
Last Update:
10:45 pm PDT Oct 1, 2025
Forecast Valid:
10pm PDT Oct 1, 2025-6pm PDT Oct 8, 2025
 
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Additional Resources

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Chance of Precipitation