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

3 Miles NNW Mount St Helens WA

  • This Afternoon

    This Afternoon: A 40 percent chance of showers. Mostly cloudy, with a high near 53. Southwest wind around 5 mph.

    High: 53 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 46. Calm wind becoming south southeast around 6 mph after midnight.

    Low: 46 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. East southeast wind 5 to 7 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. East southeast wind 6 to 9 mph.

    Low: 52 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after 11am. High near 66. South southeast wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 5am, then rain, possibly mixed with snow showers. Some thunder is also possible. Snow level 8500 feet lowering to 4700 feet after midnight . Low around 40. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 40 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: Rain, possibly mixed with snow showers, becoming all rain after 2pm. Snow level 3900 feet. High near 44. Breezy. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: Rain showers before 8pm, then snow showers, possibly mixed with rain. Snow level 4200 feet lowering to 3600 feet after midnight . Cloudy, with a low around 38. Breezy.

    Low: 38 °F

    Rain/Snow and
    Breezy

  • Friday

    Friday: Snow showers. Cloudy, with a high near 42.

    High: 42 °F

    Snow Showers

Detailed Forecast

This Afternoon
A 40 percent chance of showers. Mostly cloudy, with a high near 53. Southwest wind around 5 mph.
Tonight
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 46. Calm wind becoming south southeast around 6 mph after midnight.
Tuesday
Mostly sunny, with a high near 66. East southeast wind 5 to 7 mph.
Tuesday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 52. East southeast wind 6 to 9 mph.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 11am. High near 66. South southeast wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain showers before 5am, then rain, possibly mixed with snow showers. Some thunder is also possible. Snow level 8500 feet lowering to 4700 feet after midnight . Low around 40. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Rain, possibly mixed with snow showers, becoming all rain after 2pm. Snow level 3900 feet. High near 44. Breezy. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday Night
Rain showers before 8pm, then snow showers, possibly mixed with rain. Snow level 4200 feet lowering to 3600 feet after midnight . Cloudy, with a low around 38. Breezy.
Friday
Snow showers. Cloudy, with a high near 42.
Friday Night
Snow showers. Mostly cloudy, with a low around 35.
Saturday
Snow showers likely. Mostly cloudy, with a high near 46.
Saturday Night
A chance of rain and snow showers. Snow level 3700 feet. Mostly cloudy, with a low around 36.
Sunday
Rain and snow showers likely. Snow level 3600 feet rising to 4300 feet in the afternoon. Mostly cloudy, with a high near 50.
Sunday Night
Rain and snow showers. Snow level 4400 feet lowering to 3600 feet after midnight . Mostly cloudy, with a low around 36.
Monday
Snow showers, possibly mixed with rain. Mostly cloudy, with a high near 42.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Mount St Helens WA
 46.24°N 122.23°W (Elev. 3465 ft)
Last Update:
4:45 pm PDT Mar 24, 2025
Forecast Valid:
5pm PDT Mar 24, 2025-6pm PDT Mar 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation