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

19°C

66°F

Humidity 53%
Wind Speed N 5 MPH
Barometer NA
Dewpoint 9°C (48°F)
Visibility NA
Last update 31 May 06:00 PM PDT
Extended Forecast for

Mount St Helens WA

  • Tonight

    Tonight: A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 3. North northwest wind 10 to 16 km/h becoming southwest after midnight.

    Low: 3 °C

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 4. West wind 11 to 16 km/h increasing to 18 to 23 km/h in the afternoon. Winds could gust as high as 34 km/h.

    High: 4 °C

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain before 11pm, then a slight chance of snow between 11pm and 2am, then a slight chance of rain after 2am. Mostly cloudy, with a low around 1. Southwest wind 18 to 23 km/h decreasing to 11 to 16 km/h in the evening. Winds could gust as high as 34 km/h. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 1 °C

    Chance
    Rain/Snow
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: Rain. High near 3. Breezy, with a south wind 14 to 19 km/h increasing to 22 to 27 km/h in the morning. Winds could gust as high as 48 km/h. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 cm possible.

    High: 3 °C

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain. The rain could be heavy at times. Low around 1. Windy, with a south southwest wind 27 to 35 km/h, with gusts as high as 55 km/h. Chance of precipitation is 100%. New precipitation amounts in excess of 4 cm possible.

    Low: 1 °C

    Heavy Rain
    and Windy

  • Monday

    Monday: Rain before 8am, then snow showers. Some thunder is also possible. High near 3. Windy. Chance of precipitation is 100%. New snow accumulation of 5 to 9 centimeters possible.

    High: 3 °C

    Windy.
    Rain/Snow
    then Snow
    Showers

  • Monday Night

    Monday Night: Snow before 2am, then rain, possibly mixed with snow. Some thunder is also possible. Low around 0. Windy. Chance of precipitation is 90%. New snow accumulation of 2 to 4 centimeters possible.

    Low: 0 °C

    Snow Showers
    and Windy
    then
    Rain/Snow and
    Breezy

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 8am. Mostly cloudy, with a high near 3. Breezy.

    High: 3 °C

    Breezy.
    Rain/Snow
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 1. Breezy.

    Low: 1 °C

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 3. North northwest wind 10 to 16 km/h becoming southwest after midnight.
Saturday
A 30 percent chance of rain after 1pm. Mostly cloudy, with a high near 4. West wind 11 to 16 km/h increasing to 18 to 23 km/h in the afternoon. Winds could gust as high as 34 km/h.
Saturday Night
A chance of rain before 11pm, then a slight chance of snow between 11pm and 2am, then a slight chance of rain after 2am. Mostly cloudy, with a low around 1. Southwest wind 18 to 23 km/h decreasing to 11 to 16 km/h in the evening. Winds could gust as high as 34 km/h. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday
Rain. High near 3. Breezy, with a south wind 14 to 19 km/h increasing to 22 to 27 km/h in the morning. Winds could gust as high as 48 km/h. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 cm possible.
Sunday Night
Rain. The rain could be heavy at times. Low around 1. Windy, with a south southwest wind 27 to 35 km/h, with gusts as high as 55 km/h. Chance of precipitation is 100%. New precipitation amounts in excess of 4 cm possible.
Monday
Rain before 8am, then snow showers. Some thunder is also possible. High near 3. Windy. Chance of precipitation is 100%. New snow accumulation of 5 to 9 centimeters possible.
Monday Night
Snow before 2am, then rain, possibly mixed with snow. Some thunder is also possible. Low around 0. Windy. Chance of precipitation is 90%. New snow accumulation of 2 to 4 centimeters possible.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 8am. Mostly cloudy, with a high near 3. Breezy.
Tuesday Night
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 1. Breezy.
Wednesday
A slight chance of rain showers, mixing with snow after 8am, then gradually ending. Mostly sunny, with a high near 9.
Wednesday Night
Partly cloudy, with a low around 3.
Thursday
Sunny, with a high near 14.
Thursday Night
Partly cloudy, with a low around 6.
Friday
A slight chance of showers. Mostly sunny, with a high near 16.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.2°N 122.21°W (Elev. 6598 m)
Last Update:
6:41 pm PDT May 31, 2024
Forecast Valid:
7pm PDT May 31, 2024-6pm PDT Jun 7, 2024
 
Forecast Discussion
 
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Additional Resources

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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